SD1433 RF & MICROWAVE TRANSISTORS UHF MOBILE APPLICATIONS .. .. .. 470 MHz 12.5 VOLTS CLASS C EFFICIENCY 60% COMMON EMITTER P OUT = 10 W MIN. WITH 8.0 dB GAIN .280 4L STUD (M122) epoxy sealed ORDER CODE SD1433 BRANDING SD1433 PIN CONNECTION DESCRIPTION The SD1433 is a Class C epitaxial silicon NPN planar transistor designed for driver applications in the 450 - 512 MHz frequency range. This device uses an emitter ballasted geometry specifically designed for optimum stable power gain, maximum efficiency and infinite VSWR. 1. Collector 2. Emitter 3. Base 4. Emitter ABSOLUTE MAXIMUM RATINGS (T case = 25 ° C) Symbol Parameter Value Unit VCBO Collector-Base Voltage 36 V VCEO Collector-Emitter Voltage 16 V VCES Collector-Emitter Voltage 36 V VEBO Emitter-Base Voltage 4.0 V Device Current 2.5 A Power Dissipation 58 W IC PDISS TJ Junction Temperature +200 °C T STG Storage Temperature − 65 to +150 °C 3.0 °C/W THERMAL DATA RTH(j-c) November 1992 Junction-Case Thermal Resistance 1/5 SD1433 ELECTRICAL SPECIFICATIONS (T case = 25 ° C) STATIC Symbol Value Test Conditions Min. Typ. Max. Unit BVCES IC = 25mA VBE = 0V 36 — — V BVCEO IC = 20mA IB = 0mA 16 — — V BVEBO IE = 10mA IC = 0mA 4.0 — — V ICES VCE = 10V IE = 0mA — — 3 mA I CBO VCB = 15V IE = 0mA — — 2 mA hFE VCE = 5V IC = 1A 10 — — — DYNAMIC Symbol Value Test Conditions Typ. Max. Unit POUT f = 470 MHz PIN = 2.0 W VCE = 12.5 V 10 — — W GP f = 470 MHz POUT = 10 W VCE = 12.5 V 7 — — dB COB f = 1 MHz VCB = 12.5 V — 19 — pF TYPICAL PERFORMANCE POWER OUTPUT vs POWER INPUT POWER GAIN & EFFICIENCY vs POWER INPUT POWER OUTPUT vs FREQUENCY 2/5 Min. SD1433 IMPEDANCE DATA TYPICAL INPUT IMPEDANCE FREQ. 470 MHz ZIN (Ω) 1.5 − j 2.7 TYPICAL COLLECTOR LOAD IMPEDANCE Z CL (Ω) 5.7 + j 1.5 3/5 SD1433 TEST CIRCUIT C1, C2 C3 C4, C5 C6 C7 C8, C9 C10 4/5 : : : : : : : 0.8pF Voltronics 18pF Chip Capacitor AJ810 1000pF Chip Capacitor 0.01µF Disc Ceramic 1000pF Unelco 10µF, 35V Electrolytic L1 L2 L3 : 0.47µH Molded Choke : 2 Turns, #20 AWG, 1/8” I.D. : 2 Turns in Ferroxcube VK200/19-4B Board Material: 3M-K6098, 1/16” Thick SD1433 PACKAGE MECHANICAL DATA Ref.: Dwg. No.12-0122 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 5/5