0182998 ACRIAN INC 47 pe poraesis 0001088 o re DT PRR -(E GENERAL DESCRIPTION The 0912-45 is an internally matched, common base transistor providing 45 watts of pulsed RF output power across the 960-1215 MHz band. This transistor is specifically designed for avionics pulsed radar applications. AVIONICS PULSED BIPOLA R ABSOLUTE MAXIMUM RATINGS Maximum Power Dissipation @ 25 C Case Temperature 225 W Maximum Voltage and Current BVces Collector to Emitter Voitage 60V BVebo Emitter to Base Voltage 4.0V kc Collector Current 45A Maximum Temperatures Storage Temperature 65 to +150C 11 C} {DIM [Millimeter] TOL | Inches | TOL Operating JunctionTemperature +200C iS : e : : . POWER OUTPUT VS POWER INPUT (TYPICAL) 60 i 50 40 7 30 [ / VCC = 50V 2 10usec,1% 4 0 / f= 1090 MHz 0 2 4 6 8 POWER INPUT (WATTS PEAK) POWER OUTPUT (WATTS) - a ot ae ee a a an - : ae 2 490 Race Streat, San Jose, CA 95126 Phone (408) 294-4200, TWX (910) 338-2172 REVA JULY 87 Ewenny Rd., Bridgend, Mid Glamorgan, CF31 3LQ, United Kingdom, Phone (0656) 68021 Printed in USA 700182998 ACRIAN INC 47. DE orses8 0001089 a2 | ELECTRICAL CHARACTERISTICS | T-33-15 SYMBOL] CHARACTERISTICS TEST CONDITIONS MIN. TYP. MAX. UNITS Pout2 | Power Output fa 960-1215 MHz, Voc= 50V 45 Watts Pin2 Power Input 7 | Watts Pg? Power Gain At lated Power Out 9.0 dB 1,2 Collector Efficiency 45 % VSWR Load Mismatch Tolerance 10:4 BVebo | Breakdown Voltage Ice OA, lem 25mA 4 Voits (Emitter to Base) BVces Breakdown Voltage Vbe= OA, lcm 75mMA Volts (Collector to Emitter) rice fom 60 Cob Capacitance- Veb = 50V, fe 1.0 MHz Collector to Base 20 oF hrE DC-Current Gain tc 300mA, Vce = 5V 10 eje2 Thermal Resistance To= +25C 0.8 | CW Note 1: Tew +25C Note 2: Pulse width = 10ysec, duty cycle = 1% TYPICAL WIDEBAND CIRCUIT POWER OUTPUT VS FREQUENCY an E <60 Pins 7W a La en - . a g 1088 - a 3 40 & rr 5 = by Pin = 5W 5 30 | f& -20dB 10 psec. 1% Veco = 50V 1.0 1.1 1.2 FREQUENCY (GHz) TYPICAL WIDEBAND CIRCUIT INPUT RETURN LOSS Pin = 7.0W 10p1sec, 1% Vec = 50V 1.0 1.1 1.2 FREQUENCY (GHz) SPECIFICATIONS MAY BE SUBJECT TO CHANGE WITHOUT NOTICESERIES INPUT IMPEDANCE (OHMS) 0182998 ACRIAN INC 47 DE Jo1a2998 ono1oaa 4 i 0 1433-15 SERIES INPUT IMPEDANCE VS SERIES LOAD IMPEDANCE VS FREQUENCY (TYPICAL) FREQUENCY (TYPICAL) oO = Pin = 7W 5 10usec. 1% ul < +jX oO j we R 4 Rin = TW aq 63 10sec. 1% | errarccasut een | Veo = 50V oo = ane R 2 al 1 asonannmne * on an ra lu 1.0 1.1 1.2 1.0 1.1 1.2 FREQUENCY (GHz) FREQUENCY (GHz) TYPICAL WIDEBAND CIRCUIT COLLECTOR EFFICIENCY vs. FREQUENCY 50% > oO =z W 40% ne oO YY DN u. . ii 30% Pin = 7W 10usec, 1% Veco = 50V 1.0 1.1 1.2 FREQUENCY (GHz)0182998 ACRIAN INC 47 DE Poraessa 001051 0 i D 71-3915 0912-45 BROADBAND CIRCUIT 50VDC Tig, Lj L 2 Input 50 Ohm Cc, o Zo a1 24 , 1 J bf c iw 50 Ohm Output 7 3 Ae >= He. = Hes as PC Board Material .010" Dielectric Teflon Fiberglass Z, =50Q, .08A = .027"w x .59L C, = Capacitor 100pF "B" (100 mil) ATC Zp = 2.7Q, .0642 = .80"w x .44L Co Capacitor 68ufd, 75V Electrolytic Zag = 10, .062A = .20"w x .443"L Cg, C4,C5 C6 = Capacitor .35-3.5pF Piston Trimmer Z4 = 3.70, .08) = .55w x .55"L C4 = Capacitor 47pF "B" (100 mil) ATC Zs = 502, .0754, =.027w x .56"L R, = Resistor, 15QK 1/4W L, = Inductor #14 wire. 0.7" long Q, = Acrian Transistor 0912-45 Lo = Inductor #18 wire, 1.5 long All electrical lengths taken at 1.09 GHz.