SD1477

SD1477 RF & MICROWAVE TRANSISTORS V HF MOBILE APPLICATIONS . . . . 175 MHz 12.5 VOLTS COMMON EMITTER P OUT = 100 W MIN. WITH 6.0 dB GAIN .500 6LFL (M111) epoxy sealed ORDER CODE SD1477 BRANDING SD1477 PIN CONNECTION DESCRIPTION The SD1477 is a 12.5 V Class C epitaxial silicon NPN planar transistor designed primarily for VHF FM communications. This device utilizes diffused emitter resistors to withstand extremely high VSWR under rated operating conditions, and is internally input matched to optimize power gain and efficiency over the 136 - 175 MHz band. ABSOLUTE MAXIMUM RATINGS (T case = 25 ° C) Symbol Parameter Value Unit 1. Collector 2. Base 3. Emitter 4. Emitter VCBO VCEO VCES VEBO IC PDISS TJ T STG Collector-Base Voltage Collector-Emitter Voltage Collector-Emitter Voltage Emitter-Base Voltage Device Current Power Dissipation Junction Temperature Storage Temperature 36 18 36 4.0 20 270 +200 − 65 to +150 V V V V A W °C °C °C/W 1/6 THERMAL DATA RTH(j-c) Junction-Case Thermal Resistance November 1992 0.65 SD1477 E LECTRICAL SPECIFICATIONS (T case = 25 ° C) STATIC Symbol Test Conditions Value Min. Typ. Max. Unit BVCBO BVCES BVCEO BVEBO ICES hFE IC = 50mA IC = 100mA IC = 100mA IE = 10mA VCE = 15V VCE = 5V IE = 0mA VBE = 0V IB = 0mA IC = 0mA IE = 0mA IC = 5A 36 36 18 4.0 — 10 — — — — — — — — — — 15 — V V V V mA — DYNAMIC Symbol Test Conditions Value Min. Typ. Max. Unit POUT GP COB f = 175 MHz f = 175 MHz f = 1 MHz PIN = 25 W PIN = 25 W VCB = 12.5 V VCC = 12.5 V VCC = 12.5 V 100 6.0 — — — 350 — — — W dB pF TYPICAL PERFORMANCE POWER OUTPUT vs FREQUENCY POWER OUTPUT vs POWER INPUT 2/6 SD1477 IMPEDANCE DATA T YPICAL INPUT IMPEDANCE TYPICAL COLLECTOR LOAD IMPEDANCE FREQ. 175 MHz ZIN (Ω) 1.5 − j 0.9 ZCL (Ω) 0.5 − j 1.0 3/6 SD1477 TEST CIRCUIT C1, C2 C3, C4 C5, C6 C7, C8 C9, C12 C10 C11 C13 : : : : : : : : Arco 462 5 - 80pF Unelco 100pF, 350V Unelco 120pF, 350V Arco 463 9 - 180pF Unelco 1000pF, 350V Erie .15µF, 200V Red Cap 25µF, 25V Electrolytic 10µF, 25V Electrolytic L1 L2, L3 L4 : 1 Turn, #12, 1/4” I.D. : 1/2” 50Ω Stripline (.180” Wide) : 1/8” Thick Copper Strap 1/4” Wide RFC1 : 1 1/2 Turns on Ferroxcube VK200/19-B RFC2 : 4 Turn #16 Enamel, 3/8” I.D., 3/8” Long RFC3 : 4 Turns #16 Enamel on T50-2 Torroid Board Material: 3M-K6098, 1/16” Thick 4/6 SD1477 P ACKAGE MECHANICAL DATA Ref.: Dwg. No.12-0111 5/6 SD1477 Information furnished is believed to be accurate and reliable. However, SGS-THOMSON Microelectronics assumes no responsability for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may results from its use. No license is granted by implication or otherwise under any patent or patent rights of SGS-THOMSON Microelectronics. Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. SGS-THOMSON Microelectronics products are not authorized for use ascritical components in life support devices or systems without express written approval of SGS-THOMSON Microelectonics. © 1994 SGS-THOMSON Microelectronics - All Rights Reserved SGS-THOMSON Microelectronics GROUP OF COMPANIES Australia - Brazil - France - Germany - Hong Kong - Italy - Japan - Korea - Malaysia - Malta - Morocco - The Netherlands Singapore - Spain - Sweden - Switzerland - Taiwan - Thailand - United Kingdom - U.S.A 6/6