SD1420 RF & MICROWAVE TRANSISTORS 800-900 MHz BASE STATION APPLICATIONS .. .. .. 860 - 960 MHz 24 VOLTS COMMON EMITTER GOLD METALLIZATION CLASS A LINEAR OPERATION POUT = 2.1 W MIN. WITH 9.0 dB GAIN .280 4L STUD (M122) epoxy sealed ORDER CODE SD1420 BRANDING SD1420 PIN CONNECTION DESCRIPTION The SD1420 is a gold metallized epitaxial silicon NPN planar transistor designed for high linearity Class A operation Cellular Base Station applications. The SD1420 is also available in a studless package as the SD1420-01. 1. Collector 2. Emitter 3. Base 4. Emitter ABSOLUTE MAXIMUM RATINGS (T case = 25 ° C) Symbol Parameter Value Unit VCBO Collector-Base Voltage 40 V VCEO Collector-Emitter Voltage 28 V VEBO Emitter-Base Voltage 3.5 V Device Current .250 A Power Dissipation 8.75 W TJ Junction Temperature +200 °C TSTG Storage Temperature − 55 to +150 °C 20 °C/W IC PDISS THERMAL DATA RTH(j-c) September 6, 1994 Junction-Case Thermal Resistance 1/3 SD1420 ELECTRICAL SPECIFICATIONS (T case = 25 ° C) STATIC Symbol Value Test Conditions Min. Typ. Max. Unit BVCBO IC = 1 mA IE = 0 mA 40 — — V BVCEO IC = 1 mA IB = 0 mA 28 — — V BVEBO IE = 1 mA IC = 0 mA 3.5 — — V ICBO VCB = 24 V IE = 0 mA — — .5 mA hFE VCE = 5 V IC = 100 mA 20 — 120 — DYNAMIC Symbol Min. Typ. Max. Unit POUT f = 960 MHz VCE = 24 V ICQ = 200 mA 2.1 — — W PG f = 960 MHz VCE = 24 V ICQ = 200 mA 8.9 9.0 — dB COB f = 1 MHz VCB = 28 V — — 5 pF Note: 2/3 Value Test Conditions *P I N = 0.27 W SD1420 PACKAGE MECHANICAL DATA Ref.: Dwg. No.12-0122 rev. B Information furnished is believed to be accurate and reliable. However, SGS-THOMSON Microelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result 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 as critical components in life support devices or systems without express written approval of SGS-THOMSON Microelectronics. ©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. 3/3