SD1460

SD1460 RF & MICROWAVE TRANSISTORS F M BROADCAST APPLICATIONS . . . . . . 108 MHz 28 VOLTS EFFICIENCY 75% COMMON EMITTER GOLD METALLIZATION P OUT = 150 W MIN. WITH 9.2 dB GAIN .500 4LFL (M174) epoxy sealed ORDER CODE SD1460 BRANDING SD1460 PIN CONNECTION DESCRIPTION The SD1143 is a 28 V gold metallized epitaxial silicon NPN planar transistor designed for VHF FM broadcast transmitters. This device utilizes diffused emitter resistors to achieve infinite VSWR at rated operating conditions. ABSOLUTE MAXIMUM RATINGS (T case = 25 ° C) Symbol Parameter Value Unit 1. Collector 2. Emitter 3. Base 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 60 25 60 4.0 16 230 +200 − 65 to +150 V V V V A W °C °C °C/W 1/5 THERMAL DATA RTH(j-c) Junction-Case Thermal Resistance November 1992 0.75 SD1460 E LECTRICAL SPECIFICATIONS (T case = 25 ° C) STATIC Symbol Test Conditions Value Min. Typ. Max. Unit BVCBO BVCER BVCEO BVEBO hFE IC = 100mA IC = 100mA IC = 100mA IE = 20mA VCE = 5V IE = 0mA RBE = 10Ω IB = 0mA IC = 0mA IC = 1A 60 55 25 4.0 20 — — — — — — — — — 150 V V V V — DYNAMIC Symbol Test Conditions Value Min. Typ. Max. Unit POUT GP ηc COB f = 108 MHz f = 108 MHz f = 108 MHz f = 1 MHz PIN = 18 W PIN = 18 W PIN = 18 W VCB = 28 V VCE = 28 V VCE = 28 V VCE = 28 V 150 9.2 70 — — — — — — — — 150 W dB % pF TYPICAL PERFORMANCE POWER OUTPUT vs POWER INPUT SAFE OPERATING AREA 2/5 SD1460 I MPEDANCE DATA TYPICAL COLLECTOR LOAD IMPEDANCE TYPICAL INPUT IMPEDANCE 3/5 SD1460 TEST CIRCUIT C1, C2, C3, C9 : C4 : C5 : C6 : C7 : C8 : C10 : C11 : C12 : C13 : 24 - 200pF Variable, Arco 425 470pF ATC 125 mil. Sq. Chip 470pF Unelco, 400 mil. Sq. 1000pF Unelco, 400 mil Sq. 50 - 380pF Variable, Arco 465 25 - 280pF Variable, Arco 464 .1µF 50V, Erie Disc .01µF 50V, Erie Disc 1000pF Unelco, 400 mil Sq. 100µF 35V, Sprague Electrolytic L1 L2 L5 L6 L7 : : : : : 3 Turns, #16 AWG, .225” I.D. #14 AWG, Length .335”, Height .400” 5 1/2 Turns, #16 AWG Enameled .270” I.D. #14 AWG, Length .300”, Height .335” 3 Turns, #16 AWG, Length .300”, Height .335” RFC 1 : VK200 19/4B (1 winding) Ferroxcube Choke RFC 2 : 6 Turns, #16 AWG Enamel on T50-2 Torroid Board Material: 3-M-K-6098 1/16” Thick 4/5 SD1460 P ACKAGE MECHANICAL DATA Ref.: Dwg. No.12-0174 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