C1-28 NPN SILICON RF POWER TRANSISTOR DESCRIPTION: The C1-28 is Designed for 28 Volt Class C Amplifier Applications up to 500 MHz. PACKAGE STYLE .280 4L PILL A FEATURES: E • PG = 12 dB Typ. at 1.0 W/400 MHz • η C = 65 % Typ. at 1.0 W/400 MHz • Omnigold™ Metalization System C ØB B E ØC MAXIMUM RATINGS D IC 250 mA VCBO 40 V VCEO 28 V DIM MINIMUM inches / mm inches / mm VEBO 3.5 V A .220 / 5.59 .230 / 5.84 PDISS 7.0 W @ TC = 25 C O -65 C to +200 C O 1.055 / 26.80 C .275 / 6.99 .285 / 7.24 D .004 / 0.10 .006 / 0.15 E .050 / 1.27 .060 . 1.52 F .118 / 3.00 .130 / 3.30 O T STG -65 C to +150 C θ JC 20 OC/W CHARACTERISTICS SYMBOL F MAXIMUM B O O TJ E ORDER CODE: ASI10791 TC = 25 OC NONETEST CONDITIONS MINIMUM TYPICAL MAXIMUM UNITS BV CBO IC = 5.0 mA 50 V BV CES IC = 5.0 mA 50 V BV EBO IE = 5.0 mA 4.0 V ICBO VCB = 28 V hFE VCE = 5.0 V COB VCB = 28 V MHz PG ηC VCE = 28 V IC = 100 mA 20 f = 1.0 POUT = 1.0 W f = 400 MHz 3.5` 10 60 12 500 µA 120 --- 5.0 pF dB % A D V A N C E D S E M I C O N D U C T O R, I N C. REV. A 7525 ETHEL AVENUE • NORTH HOLLYWOOD, CA 91605 • (818) 982-1200 • FAX (818) 765-3004 1/2 Specifications are subject to change without notice. C1-28 CCERROR! REFERENCE SOURCE NOT FOUND. PIN vs. P OUT f = 400 MHz f = 500 MHz POUT - Watts 2.5 2 1.5 1 0.5 0 0 50 100 150 Series Input Impedance Series Load Impedance R +Jx R +Jx 5.5 1 +Jx 4.5 0.5 4 0.25 R 3.5 0 100 200 300 400 500 R - Ohms 0.75 +Jx - Ohms R - Ohms 5 65 54 60 53 55 52 50 51 +Jx 45 50 40 49 R 35 48 30 47 25 46 20 45 100 200 Frequency - MHz 300 400 500 Frequency - MHz A D V A N C E D S E M I C O N D U C T O R, I N C. REV. A 7525 ETHEL AVENUE • NORTH HOLLYWOOD, CA 91605 • (818) 982-1202 • FAX (818) 765-3004 2/2 Specifications are subject to change without notice. +Jx - Ohms PIN - mWatts