Sd1446 transistor equivalent C $51. Sold singly. Beli RF Power Transistor SD1446 Equivalent MRF455 TESTED By ESR - Single di Yan Elektronik. There are appearing various replacements for the other two and for the costlier -455, according to the table below. SD1446 Advanced Semiconductor, Inc. Order more than one transistor, and we will match them for you, at no charge. iribas - 5 sept. Parameters and Characteristics TRANSISTORDDESCRIPTION1. 5V(Max) @I = 3ACE(sat) CHigh DC Current Gain: h = 500(Min) @ I = 2A, V = 2VFE C CE100% avalanche testedMinimum Lot-to-Lot variations for robust SD1446 datasheet, SD1446 equivalent, SD1446 cross reference. SD14-101-R SD1446 STMicroelectronics RF Bipolar Transistors NPN 12. We are normally able to dispatch Find many great new & used options and get the best deals for STMicroelectronics BJT Transistor - SD1446 at the best online prices at eBay! Free delivery for many products! SD1446 16 PINS Search Results. SD1446 RF power transistor. SKU: Related products. SD1446 Huagao (HG Semi) NPN 12. SD1446 STMicroelectronics RF Bipolar Transistors NPN 12. 380 Flange (NOS) The SD1446 is a 12. RF Bipolar Transistors RF Transistor: 14 In Stock: 1: SD1446 datasheet, SD1446 pdf, SD1446 data sheet, datasheet, data sheet, pdf, SGS Thomson Microelectronics, HF/VHF APPLICATIONS RF & MICROWAVE TRANSISTORS Apr 5, 2005 · hi power transistors 27mhz. Trouvez en gros transistor sd1446, des pièces de transistor CPU et bien plus encore sur Alibaba. RF & MICROWAVE TRANSISTORS HF/VHF APPLICATIONS MS1252: 84Kb / 3P: Jan 24, 2019 · Equivalent Transistor for 2SC2879: 2SC2879A . contact@truckscbsales. It was introduced in the early 1960s by RCA using a hometaxial power transistor process, transitioned to an epitaxial base in the mid-1970s. 2 FEATURES SUMMARY 50 MHz 12. [1] Its numbering follows the JEDEC standard. current gain (Beta) of popular RF Power Transistors; “COLOR DOT” and “LETTER CODE”. File Size: 59Kbytes. Note: If sales season, bad weather. Explore a wide range of our Sd1446 selection. 05 GHz, 70 W, 12. Principales características Número de Parte: SD1446 Material: Si Polaridad de transistor: NPN ESPECIFICACIONES MÁXIMAS Disipación total del dispositivo (Pc): 183 W Tensión colector-base (Vcb): 36 V Tensión colector-emisor (Vce): 18 V Tensión emisor-base (Veb): 3. Compare distributor prices from Newark Electronics to buy SD1446. Find many great new & used options and get the best deals for STMicroelectronics BJT Transistor - SD1446 at the best online prices at eBay! Free shipping for many products! Panasonic Semiconductor is a subsidiary of Panasonic Corporation, a Japanese electronics company. 1 X Transistor. Reemplazo. 43. It is intended for power switching circuits,series and shunt regulators, output stages and high fidelityamplifiers. HGSemi. Panasonic Semiconductor provides a wide range of products including microcontrollers, sensors, power management ICs, and other electronic components for various applications in the automotive, industrial, and consumer markets. 2 Results. 5V, 50MHz . 00 shipping. The sd1446 rf mosfet transistors and any other type of transistor has a tolerable value for current and voltage. Jan 16, 2011 · - 4 x SD1446 Transistors - Automatic Fan to keep amp cool during long key downs - Dimensions H 6 x L 12 x W 8 - Weight is 20 pounds - Class AB: Works perfect on FM, AM, SSB and CW - On/off Switch - LED on/off Indicator Light The 2N3055 is a silicon NPN power transistor intended for general purpose applications. pdf INCHANGE Semiconductorisc Silicon NPN Darlington Power Transistor 2SD1446DESCRIPTIONHigh Collector-Emitter Breakdown Voltage-: V = 400V(Min)(BR)CEO Low Collector-Emitter Saturation Voltage-: V = 1. 00 €. PIN CONNECTION BRANDING SD1446 ORDER CODE SD1446 ABSOLUTE MAXIMUM RATINGS (Tcase BRAND NEW matched pair of SD1446 RF transistors from HG SEMICONDUCTORS in CHINA. CONNECT WITH US (270) 861-5192. Instant result for SD1446. Pricing and Availability on millions of electronic components from Digi-Key Electronics. Size:89K sanyo 2sd1883. WITH 10 dB GAIN. PIN CONNECTION BRANDING SD1446 ORDER CODE SD1446 ABSOLUTE MAXIMUM RATINGS(Tcase =25°C) Cross Reference; EDA & Design Tools; RF POWER BIPOLAR TRANSISTORS. SD1446 Transistor, 12v, 70 watt, (RFP - Huagao) SD1446 DEI NPN Class C Epitaxial Silicon Planar Transistor 12. ADDITIONAL SEARCH OPTIONS: SD1446, SD 1446, SD-1446, RMSD1446, RM-SD1446 This product was added to our website (or changed) on Tuesday 28 August 2012. Description: RF & MICROWAVE TRANSISTORS HF/VHF APPLICATIONS. Size:214K inchange semiconductor 2sd1487. 5V 50MHz datasheet, inventory, & pricing. Please note: prices exclude shipping costs. • Specified 12. 0. 8-30MHz with LPF) Modulation Types: SSB,CW,AM, FM, (All narrowband modes) Transistor: 2x RM SD1446 Transistor Max I/P Current: Power Supply: 13. The SD1446 is a bipolar junction transistor (BJT) with an NPN-type configuration. 00 The RM SD1446 transistor is a high-performance NPN planar silicon transistor specifically designed for land mobile transmitter applications. 3 W Maximum Collector-Base Voltage |Vcb|: 50 V Maximum Emitter-Base Voltage |Veb|: 5 V Maximum Collector Current |Ic max|: 0. RF Bipolar Transistors RF Transistor datasheet, inventory, & pricing. 2007 à 12:00 BD136G, BD138G, BD140GPlastic Medium-PowerSilicon PNP TransistorsThis series of plastic, medium-power silicon PNP transistors aredesigned for use as audio amplifiers and drivers utilizingcomplementary or quasi complementary circuits. ABSOLUTE MAXIMUM RATINGS(T =25)aSYMBOL Transistors Mosfet N Channel 100v 130a Irfb4310pbf To-220 Mos Transistor Ic 4310 Irfb4310 Irfb4310pbf Yr140n10 , Find Complete Details about Transistors Mosfet N Channel 100v 130a Irfb4310pbf To-220 Mos Transistor Ic 4310 Irfb4310 Irfb4310pbf Yr140n10,Transistor Ssw60r043sfd2 transistor Igbt equivalent Transistors transistor Mmbta44 rf Transistor Sd1446 transistor Making Machine a22n60e Mosfet Silicon NPN Transistor RF Power Transistor Advanced Semiconductor: CBSL100: 17Kb / 1P: NPN SILICON RF POWER TRANSISTOR CBSL150: 18Kb / 1P: NPN SILICON RF POWER TRANSISTOR HF15-28S: 17Kb / 1P: NPN SILICON RF POWER TRANSISTOR MLN1027S: 16Kb / 1P: NPN SILICON RF POWER TRANSISTOR Tyco Electronics: MRF16030: 133Kb / 5P: RF POWER TRANSISTOR NPN Jun 5, 2005 · Then check between emiter and colector in the same way. 0 21 Download. Transistor Database. comFeatures High DC Current Gain1. Equivalente. Help us improve our product data for Mouser Part # 974 SD1446 RF POWER BIPOLAR TRANSISTORS UHF MOBILE APPLICATIONS REV. 24 months warranty is provided to our products. NPN planar transistor designed primar ily for land. 5 Volt; Efficiency 55%; Power Out 70 Watt Min. This device utilizes emitter ballasting and is extremely stable and ca-pable of withstanding high VSWR under operating conditions. (Note: Some transistors may not carry the Beta test code. 4 product ratings. SD1446 – RF Transistor NPN 18V 12A 183W Surface Mount M113 from STMicroelectronics. 13. 5V. The transistor can operate typically at 28MHZ with a maximum specified voltage of 12. Jan 26, 2009 · Ok, here's the tale, bought a Syncron B300 on ebay and it was down on one transistor. CollectorA2. Manufacturer: STMicroelectronics. 5 VOLTS EFFICIENCY 55% COMMON EMITTER GOLD METALLIZATION POUT = 70 W MIN. 470 MHz 12. Type: Transistor. Transistor: 4x RM SD1446 Transistor Max I/P Current: 35A Power Supply: 13. At least, nothing in the datasheet suggests that. prcguy Aug 21, 2015 · As we know the SD1446 and 2SC2879 are not made any more. Transistor Polarity Operating Frequency DC Collector/Base Gain hfe Min 974-SD1446. The SD1446 is a 12. Shop now for fast shipping and easy returns! Find many great new & used options and get the best deals for 2pcs SD1446 SD-1446 Transistor at the best online prices at eBay! Free shipping for many products! Aug 6, 2020 · table of 2sa series transistor equivalents 2SA100 ⇒ 2SA218 AF124 AF200 2SA1001 2SA1002 2SA1003 ⇒ 2SA1386 2SA908 2SB555 2SA1004 ⇒ BC213 BC257 BC307 2SA1005 ⇒ BF324 BF414 BF936 2SA1006 SAMSUNG BN44 00129C – SAMSUNG SMPS BOARD CIRCUIT DIAGRAM. We have a great online selection at the lowest prices with Fast & Free shipping on many items! Some examples of FET transistors include the HEMT and MOSFET transistor, and they don’t use the PNP NPN configuration of the BJT transistor type. 6w stud . 2. SD1446 STMicroelectronics RF & MICROWAVE TRANSISTORS SD1446 Aug 6, 2020 · table of 2sc series transistor equivalents 2SC1000GTM ⇒ 2SC2240 2SC2459 2SC1001 ⇒ 2N3948 BFS50 MRF629 2SC1004 ⇒ 2SC1167 2SD1095 BU204 2SC1004A ⇒ 2SD575 2SD818 BU205 2SC1005 ⇒ 2SC1413 ALL POPULAR LCD/LED TV SERVICE MODE COMPLETE LIST SD1446 STMicroelectronics RF Bipolar Transistors NPN 12. 5 V Class C epitaxial No warranty on transistors. Skip to Main Content (800) 346-6873 SD1446 STMicroelectronics 80 Watt (factory rated 90W) Transistor, 27-88 MHz 0. With the 2 watt carrier the amp should only be keying about 20 watts. DESCRIPTION The 12. 0 dB MINIMUM COMMON EMITTER 1. [3] [4] [5] Find many great new & used options and get the best deals for STMicroelectronics BJT Transistor - SD1446 at the best online prices at eBay! Free shipping for many products! cross-reference search | Equivalent transistors. I’ve read warnings about all about the fake transistors you buy out there, however the seller’s reviews were good so I took a chance and purchased a matched pair for US $50. 5 V Class C epitaxial silicon NPN planar transistor designed primarily for land mobile transmitter applicat ions. 5 V Class C epitaxial silicon NPN planar transistor designed primarily for For Sale SD1446 RF transistors for HAM or CB RADIO LINEAR AMPLIFIER Non R/C Items (FS/W) View results and find SD1446 HF-VHF APPLICATIONS RF and MICROWAVE TRANSISTOR: Original: PDF SD1446: Semiconductor Master Cross Reference Guide: Scan: PDF SD1446: All Transistors Datasheet. common emitter . The SD1446 is my Favorite transistor. SD1446 . RF Bipolar Transistors RF Transistor datasheet, inventory & pricing. 5V 50MHz datasheet, inventory & pricing. 2039D[2SD1883]16. Feel free to send link suggestions. This transistor has three terminals Base, Collector, and Emitter. These are also commonly known as the 2SD1446. minimum order value (total order): 50. . SD1446 The SD1446 is a 12. 5 VOLTS. SD1446 NPN Transistor. WITH 10 dB GAIN DESCRIPTION The SD1446 is a 12. 05. SKU: SD1446-RFP The SD1446 is a 12. SD1446 Equivalent, SD1446 Datasheet, SD1446 Hoja de datos, Transistor SD1446, SD1446 PDF, Stock, ficha de datos, regulador, amplificador, circuito Jun 10, 2009 · It looks practically new. Aug 8, 2010 · Now what I need is a set of four sd1446. 5vdc to 13. 50 mhz . 0V(Max)@I = 5ACE(sat) CWide Area of Safe OperationComplement to Type 2SB1056Minimum Lot-to-Lot variations for robust deviceperformance and reliable operationAPPLICATIONSDesigned for high power amplifier applications. 50 MHz. Opens in a new window or tab. You should have high resistance both ways in MOST of the cases. 12. 500 mrf455 60w 3w flange . www. 380 mrf492 70w 5. 500 mrf453a 60w 4w stud . pdf isc Silicon NPN Power Transistor 2SD1487DESCRIPTIONLow Collector Saturation Voltage-: V = 2. SD14-101-R Sep 15, 2021 · About a month ago I was browsing for replacement transistors, and stumbled across a seller on eBay with lots of HG branded SD1446 transistors for a reasonably low price. BTW Having a transistor that has "rated output is closer SD1446 Datasheet, Equivalent, Cross Reference Search Type Designator: SD1446 Material of Transistor: Si Polarity: NPN Maximum Collector Power Dissipation (Pc): 183 W These are good HF power transistors, and the SD1446 can do VHF too and is used in a recent Tokyo Hi Power ham band amplifier. View SD1446 by STMicroelectronics datasheet for technical specifications, Cross Reference; EDA & Design Tools; RF POWER BIPOLAR TRANSISTORS. Promo khusus pengguna baru di aplikasi Tokopedia! Website tokopedia memerlukan javascript untuk dapat ditampilkan. 11 réponses. Base 3. 2SC2166 is a silicon NPN epitaxial planar type transistor designed for RF power amplifiers in HF band mobile radio applications. Sought the web for a replacement and a firm in the USA specced the SD1074 as equivalent to the SD1446's I thought I needed (I beleive these may also be good for the B300P and KL400 and there is also another equivalent final the number of which I can't recall but is sold by Knights, just rembered it's the MRF455!) Trouvez en gros transistor sd1446, des pièces de transistor CPU et bien plus encore sur Alibaba. 5 V Class C epitaxial silicon NPN planar transistor designed primarily for land mobile transmitter ap. Emitter 2. The next most important parameter is possible "Ft" - the effective maximum operating frequency (although the transistor is of no use at that frequency). 380 mrf450a 50w 4w stud . Find the best price and distributors for SD1446 by STMicroelectronics; NPN; Configuration: SINGLE; Surface Mount: NO; Maximum Collector Current (IC): 12 A; Maximum Collector-Emitter Voltage: 18 V; JESD-30 Code: O-PRFM-F4;. We are normally able to dispatch SD1446 Datasheet(HTML) 2 Page - STMicroelectronics : zoom in zoom out 2 / 5 page. EMITTERFThe SD1446 is a 12. SD1446 Datasheet. Partstack is the best source for SD1446 to find datasheets, and compare prices and alternatives. Genuine ST Microelectronics device. and as such the 10 dB gain figure is not what it will have at 30 MHz. Reference RM_Italy_SD1446. 1PCS Microwave MOSFET Power Transistor For ST SD1446 RF/VHF/UHF CASE-M-113. Page 1 KL405 HF 10m Linear Amplifier Ver 1. Cross Reference Search. STMicroelectronics SD1446 Series RF Bipolar Transistors are available at Mouser Electronics. The SD1446 transistor symbol shows an arrow from the base into the emitter. If you have questions or concerns about any of the videos or the equipment posted within them you can contact me at Elevator 2sa968 D882 Mje340 Mje15003 D669 Sanken 1bw Smd Ic Chip Transistor Original Mle20 A44 100v 120a B10 K4145 31 Equivalent , Find Complete Details about Elevator 2sa968 D882 Mje340 Mje15003 D669 Sanken 1bw Smd Ic Chip Transistor Original Mle20 A44 100v 120a B10 K4145 31 Equivalent,Transistores Tipo Mosfet K4108 133 Marca Toshiba Stko35 Electronics Hf Smd Transistor Amplifier Y11 A8f D882 Nov 26, 2021 · NTE (and ECG) equivalents for original devices Edit: everywhere below where you see “NTE” applies also to ECG. $38. Jan 1, 2021 · As we know the SD1446 and 2SC2879 are not made any more. Dec 7, 2010 · ZETAGI B300P in need of new transistors, owner admits to over driving the amp which destroyed the SD1446 original devices. onsemi. gold metallization . Replaced power transistors with SD1446’s and changed LEDs. This device utilizes emitter ballasting and is extremely stable and capable of withstanding high VSWR under operating conditions. Buy SD1446 - STMICROELECTRONICS - Bipolar - RF Transistor, NPN, 18 V, 183 W, 12 A, M113. Some transistors will show low resistance in one direction between emiter and colector, but it depends on manufacture procedure of a transistor and if it has incorporated diode or it is darlington type transistor. As we know the SD1446 and 2SC2879 are not made any more. Aug 13, 2012 · Unfortunaly that's only possible if your amplifier is unstable and oscillating. APPLICATION 3 to 4 watts output power amplifiers in HF band mobile radio applications. This device utiliz- SD1446 STMicroelectronics 80 Watt (factory rated 90W) Transistor, 27-88 MHz 0. Skip to Main Content +44 (0) 1494-427500 Find many great new & used options and get the best deals for 2pcs Sd1446 Sd-1446 Transistor F at the best online prices at eBay! Free shipping for many products! Product Specifications For SD1446 RF Power Transistor Part Number: SD1446 Manufacturer: P1dB Product Description: RF Power Transistor, up to 0. 18. This device utiliz- SD1446 RF POWER BIPOLAR TRANSISTORS UHF MOBILE APPLICATIONS REV. Product ratings and reviews. SD1448. Size:189K inchange semiconductor ad149. 50 MHz 12. mobile transmitter applicat ions. [2] It is a transistor type of enduring popularity. sd1446 rf & microwave transistors hf/vhf applications . 1—1. 0 Jul. And we are more than willing to assist you any further. 5 VOLTS EFFICIENCY 55% COMMON EMITTER GOLD METALLIZATION P OUT = 70 W MIN. 6vdc transistor#/power out/power in/mount mrf450 50w 4w flange . Sep 13, 2013 · Transistor equivalent. 3. I believe they have several smaller dies inside that are bonded together and an ohm meter cannot give you a complete picture. 4 days ago · SD1446 STMicroelectronics RF Bipolar Transistors NPN 12. 380 4LFL (M113)epoxy sealed. Mar 20, 2012 · Early versions used sd1446 transistors showing a little less output than the equivalent cb amps probably due to the filter losses, In my experience the sd1446 amps are not unconditionally stable or even close, on certain frequencies and drive levels some can be provoked into self oscillation. 5V epitaxial silicon NPN planar . Dec 17, 2024 · Power Transistor. p 70 w min. Advanced Semiconductor, Inc. 5. my meter shows it keying up with a 2 watt carrier going in at 80, 150 , 250 watts for low med high power, is this possible? i fairly certain the meter is accurate at least at the lower readings because i know my radio is set to 2 watts on low power and its is RM SD1446 Transistor $ 64. This device utilizes emitter ballasting and is extremely stable and capable of withstanding high VSWR under operating . Glasgow, KY. Operating Junction Temperature (Tj): 175 °C Sep 12, 2019 · I haven't been able to find an equivalent for the 2N2646. This is what they do. Free shipping. And they have very nice, fairly comprehensive cross-reference charts you can find on the web… and find a NTE equivalent to many of your vintage, original devices. What should I do if the item quality is bad / does not fit ?. unit:mm Color display horizontal deflection output. Also, I don't believe there are emitter 1 and emitter 2 - those are most likely just a single metal plate going through the transistor shell. Order today, ships today. from TEST CIRCUITC1, C4 : 50 - 380pF Arco 465C2: 110 - 580pF Arco 467C3: 140 - 680pF Arco 468C5: 9 - 180pF Arco 463C6: 10 Datasheet search, datasheets, Datasheet search site for Electronic Components and Semiconductors, integrated circuits, diodes, triacs and other semiconductors. may be delayed. PP60 = SD1446 PP80 = MRF455 PP100 = 2SC2879 Jan 3, 2010 · a gain matched quad is ideal but not essential, transistors of the same type with the same beta code/hfe are good enough, different beta codes in the same amp work in a fashion but they will be biased at different idle currents and can burn the combiner ballance resistors in 4 transistor and up amps, SD1446 transistor equivalent, hg rf power transistor. 5 VOLTS POUT = 4. 5 volts . 5 V SD1441 datasheet, SD1441 transistor equivalent, Advanced Semiconductor, Features and benefits, Stock and price SD1446. SD1446: Transistor Type: Bipolar Power Find the best pricing for STMicroelectronics SD1446 by comparing bulk discounts from 9 distributors. 7V(Max)@ I = -3ACE(sat CMinimum Lot-to-Lot variations for robust deviceperformance and reliable operationAPPLICATIONSDesigned for general-purpose power switch and amplifier,consumer and SD1446 Price, SD1446 Stock, Buy SD1446 from electronic components distributors. 10dB Gain; Tested/Matched by RF Parts. Make sure to consult the sheet of values for the specific transistor in your project. For ST SD1446 RF/VHF/UHF. 2 users rated this 5 out of 5 The SD1446 is a 12. efficiency 55% . ) Generally speaking, RF power gain (Pg) and Maximum Saturated MRF492 Datasheet, Equivalent, Cross Reference Search Type Designator: MRF492 Material of Transistor: Si Polarity: NPN Maximum Collector Power Dissipation (Pc): 250 W Maximum Collector-Base Voltage |Vcb|: 36 V Maximum Collector-Emitter Voltage |Vce|: 18 V Maximum Emitter-Base Voltage |Veb|: 4 V Maximum Collector Current |Ic max|: 20 A Max. They are also the interchangeable equivalent to the well known Motorola MRF455 RF transistor. 1 A Max. 380 4LFL (M113) epoxy sealed ORDER CODE BRANDING SD1446 SD1446 PIN CONNECTION DESCRIPTION The SD1446 is a 12. Sponsored. Reply reply SD1446 Datasheet. That means the SD1446 transistor has a positively charged layer between two negatively charged layers. Hoja de especificaciones. Achetez Transistors et d'autres composants électroniques auprès de fournisseurs internationaux. SD14-100-R. TRANSISTORS 10 TRANSISTORS: Cross Reference, Beta Coding & Matching Motorola Beta Coding MOTOROLA uses two methods to designate d. 1. WITH 10 dB GAIN = OUT . It will exhibit more gain below that freq. 2020 Specifications: Operation Frequency: 10m Amateur Band, (1. UTC 2N3055 SILICON NPN TRANSISTORSILICON NPN TRANSISTORS The UTC 2N3055 is a silicon NPN transistor in TO-3metal case. 77. Belad - 24 juin 2017 à 11:23 Belad - 28 juin 2017 à 22:03. Replacement RM 1446 Replacement Transistor. These are commonly used in RF amplifiers and radio transceivers. 6Features3. However, it is important to note that the 70 watts output advertised is based upon the "50 Mhz" of the only data sheet provided. Datasheet. There are 2 cross reference alternative products totally about SD1446 : 1 Pin-to-Pin Replacement and 1 Possible Analogue , Replacement Manufacturers include : Philips Cross Reference ASIX Cross Reference SD1441 datasheet, SD1441 transistor equivalent, Advanced Semiconductor, Features and benefits, Stock and price SD1446. We aim to dispatch all parcels within 24hrs. 2SC2879 Brief Intro. 5 Volt 70 Watt Class C Epitaxial Silicon Planar Transistor. Octopart is the world's source for SD1446 availability, pricing, and technical specs and other electronic parts. MFR: HG Semiconductor, CHINA. Find stock availability for SD1446 STMicroelectronics RF POWER TRANSISTOR, NPN, 18V 50MHZ M113 on oemsecrets. Find top brands, exclusive offers, and unbeatable prices on eBay. 00 Tax included Add to cart Product Details 8. There are appearing various replacements for the other two and for the costlier -455, according to the table Cross-Reference Search Result (Equivalent Transistors) Type: Code: 100DA025D 100T2 101NU70 101NU71 102NU70 102NU71 103NU70 Oct 22, 2024 · 2pcs SD1446 SD-1446 Transistor (#332294086169) See all feedback. Type: Code: Pol N: Struct MOSFET: Pd 200W: Vds 55V: Vgs 20v: Vgs(th) Vgs(off) Id 133A: Tj: Qg: Tr: Coss Thank you for viewing my youtube channel. 5V 70W (NOS) 12. Mouser offers inventory, pricing, & datasheets for STMicroelectronics SD1446 Series RF Bipolar Transistors. 380 sd1446 70w 7w flange . The 2SC2879 is an age old transistor that was commonly used in linear RF amplifier designs. SD1446 RF & MICROWAVE TRANSISTORS HF/VHF APPLICATI. 12. 8VDC+/- 1V 30A Input Fuse (Internal): sd 1446, transistor sot121. At the CB (11 meter) freqs of 27 mhz most rate it at 90 watts. 5V, 50MHz Characterist HF/VHF APPLICATIONSRF & MICROWAVE TRANSISTORS. . 500 mrf492a 70w 5. Using MRF455's as replacements whic About RM SD1446 Transistor. I'm not sure what the equivalent transistor is for the SRF-3749's but I heard that you can get about 90 watts apiece out of them. 5 V, HF/VHF Design Information Order today, ships today. Part #: SD1446. 380 mrf455a 60w 3w stud . 0 WATTS GP = 12. 5 V Class C epitaxial silicon NPN planar transistor designed primarily for land mobile transmitter applications. 5 Volt; Efficiency 55%; Searching for the perfect transistor that meets your project requirements can be overwhelming, but not when you visit AliExpress! When you're on the lookout for the SD1446 transistor, make sure to include 2n3906 transistor, 2n4401 transistor, 2n3904 NPN transistor, A1244 transistor, and 2n3904 transistor SOT23 into your search to find a wide range of high-quality products that not only suit SD1446 Advanced Semiconductor, Inc. pdf Inchange Semiconductor Product Specification Silicon NPN Power Transistors 2SD1267 2SD1267A DESCRIPTION With TO-220Fa package High forward current transfer ratio hFE which has satisfactory linearity Low collector saturation voltage Complement to type 2SB942/942A APPLICATIONS For power amplification PINNING PIN DESCRIPTION1 Base 2 2SC1740 Datasheet, Equivalent, Cross Reference Search Type Designator: 2SC1740 Material of Transistor: Si Polarity: NPN Maximum Collector Power Dissipation (Pc): 0. There are appearing various replacements for the other two and for the costlier -455, according to the table Find many great new & used options and get the best deals for 2pcs Sd1446 Sd-1446 Transistor F at the best online prices at eBay! Free delivery for many products! Aug 2, 2024 · Model: SD1446. NTE sells equivalent devices. I opened it up and it has 1 motorola SRF 7000-90 driving 4 motorola SRF-3749's Im not too familiar with these transistors but I read that the SRF 7000-90's are basically MRF-455's or SD1446's. rating / M : 1. Size:202K inchange semiconductor 2sd1446. SD1446 RF POWER BIPOLAR TRANSISTORS UHF MOBILE APPLICATIONS REV. 5V 50MHz, View the manufacturer, and stock, and datasheet pdf for the SD1446 at Jotrin Electronics. 5:1 RM Italy SD1446 - RF Power Transistor. Get the best deals for Sd 1446 Transistors at eBay. SD1446 16 PINS Result Highlights (5) Part ECAD Model Manufacturer Description Download Buy CS-DSDMDB09MF-010: Amphenol Cables on Demand Feb 12, 2016 · i have a 2x sd1446 palomar amp or similar, i know the sd1446 are rated at 75 watts. Newark Electronics offers fast quotes, same day dispatch, fast delivery, wide inventory, datasheets & technical support. Continuous Collector Current. 5 A POWER TRANSISTORS BD 136, 138, 140 are complementary with BD 135 SD1446 Microwave Transistor For SD1446 RF/VHF/UHF ST CASE-M-113 US Stocks. It had 7 watts input/exciter and v low swr and a beefy supply cable with the poxy fuses inside wired out and a single fuse fitted for more dc input and less volt drop a fan was fittted. Download. Discrete Semiconductor Products > Transistors - Bipolar 1 Pc of SD1446 AVAILABLE ACCESSORIES: AVAILABLE SPARE PARTS: LINK(S) TO VIDEO OF THIS PRODUCT: Links to video’s to be published as soon as possible. com. There are appearing various replacements for the other two and for the costlier -455, according to the table 2 days ago · SD1446 Advanced Semiconductor, Inc. I did find a page that appears to let you enter in the specs of the transistor and it will list equivalents, but I am not well versed in transistors to understand how to use the cross-reference calculator which is available here: https://alltransistors. RF transistors always have more gain on lower frequencies then their max. TO-3ABSOLUTE MAXIMUM RATINGS ( Ta=25C ,unless otherwise specified )PARAMETERS SYMBOL VALUE UNITSCollector-Base Sep 20, 2024 · Tests good! Came out of a working amp. SD1448 Transistor Datasheet pdf, SD1448 Equivalent. 5 VOLTS EFFICIENCY 55% COMMON EMITTER GOLD METALLIZATION POUT 70 W MIN. (800) 346-6873 Contact Mouser (Kitchener) (800) 346-6873 | Feedback RM SD1446 Transistor $ 64. About RM SD1446 Transistor. design freq. Trouvez en gros transistor ic original sd1446, des pièces de transistor CPU et bien plus encore sur Alibaba. 5 V Class C epitaxial silicon. Tiger 200 Bi-Linear Amplifier. Aug 3, 2011 · For one thing the SD1446 is good to 50 MHz and above and is also very tolerant of high SWR. Feb 19, 2014 · I just entered "transistor" (without quotes) in the search box at the top level, then clicked on "Transistors (BJT) - Single (13,797 items)" and it took me to the transistor search page above. Avg. 6w flange . I bought a Palomar 225 on Ebay a few years back for $35 working, so you can probably get another amp for the cost of transistors. €52. pdf isc Silicon PNP Power Transistor AD149DESCRIPTIONWide Area of Safe OperationDC Current Gain-: h =30-100@I = -1AFE CCollector-Emitter Saturation Voltage-: V )= -0. DELIVERY. These are good HF power transistors, and the SD1446 can do VHF too and is used in a recent Tokyo Hi Power ham band amplifier. 1 High speed (tf=100ns). Rated at 50W, VHF, 12V. 2SD1047 Datasheet, Equivalent, Cross Reference Search Type Designator: 2SD1047 Material of Transistor: Si Polarity: NPN Maximum Collector Power Dissipation (Pc): 100 W Maximum Collector-Base Voltage |Vcb|: 160 V Maximum Collector-Emitter Voltage |Vce|: 140 V Maximum Emitter-Base Voltage |Veb|: 6 V Maximum Collector Current |Ic max|: 12 A Max. If possible quad matched, my RM kl 500 "facelift 2010" brand new amp has gone bad after two weeks. Size:105K inchange semiconductor 2sd1267 2sd1267a. 5 V Class C SD1446 Hf/vhf Applications RF Microwave Transistors . 380 mrf453 60w 4w flange . c. 5. Datasheet: 59Kb/5P. This transistor is only rated for 10db gain. SD1449. 500 The SD1446 is a 12. Brand New. 6 SD1446 - HG RF POWER TRANSISTOR. or Best Offer. pdf Ordering number:EN2430NPN Triple Diffused Planar Silicon Transistor2SD1883Color TV Horizontal DeflectionOutput ApplicationsApplications Package Dimensions Color TV horizontal diflection output. 8VDC+/- 1V 50A Input Fuse (Internal): 3x12A (5x20mm Fast Blow Glass Fuse) Input RF Power: 1-10W max (All modes) Output RF Power: 230W max Maximum bypass power (Amplifier off): 50W max Input VSWR: 1. com Feb 15, 2015 · I would unsolder them and test on a transistor tester before doing anything else. That means whatever drive you give it, the transistor will try and make 10 times that as output. Help us improve our product data for Mouser Part No 974 0. Page: 5 Pages. or Best Offer +C $16. 380 srf2072 65w 3w flange . View and download the latest STMicroelectronics SD1446 BJTs PDF Datasheet including technical specifications Buy SD1446 ST , Learn more about SD1446 RF Bipolar Transistors NPN 12. The MRF455 is still made, by a company called MA-COM. EFFICIENCY 55% Datasheet search, datasheets, Datasheet search site for Electronic Components and Semiconductors, integrated circuits, diodes, triacs and other semiconductors. +49 (0)89 520 462 110 . Collector DESCRIPTION: The SD1444 is a 12. Features and benefits * Specified 12. Learn more. Equivalents pour circuit integre. vbq szmqlv uyk rnm kugjias blbo mugiu ate bvitsvd cvjf