e PTB 20188 4 Watts P-Sync, 470–860 MHz UHF TV Linear Power Transistor Description The 20188 is an NPN common emitter UHF power transistor intended for 25 Vdc class A operation from 470 to 860 MHz. It is rated at 4 watts output power, and may be used for both CW and PEP applications. Ion implantation, nitride surface passivation and gold metallization are used to ensure excellent device reliability. 100% lot traceability is standard. 4 Watts (P-sync), 470–860 MHz Class A Characteristics Gold Metallization Silicon Nitride Passivated Typical Output Power vs. Input Power Output Power (Watts) 6 5 2018 COD 8 E 4 LOT 3 VCC = 25 V 2 IC = 850 mA f = 860 MHz 1 0.18 0.37 0.56 0.75 0.94 1.13 Input Power (Watts) Package 20206 Maximum Ratings Parameter Symbol Value Unit Collector-Emitter Voltage VCER 40 Vdc Collector-Base Voltage VCBO 65 Vdc Emitter-Base Voltage (collector open) VEBO 4.0 Vdc Collector Current (continuous) IC 6.7 Adc Total Device Dissipation at Tflange = 25°C Above 25°C derate by PD 65 Watts 0.4 W/°C Storage Temperature Range TSTG –40 to +150 °C Thermal Resistance (Tflange = 70°C) RθJC 4.5 °C/W 1 9/28/98 e PTB 20188 Electrical Characteristics (100% Tested) Characteristic Conditions Symbol Min Typ Max Units Breakdown Voltage C to E IB = 0 A, IC = 50 mA V(BR)CEO 25 30 — Volts Breakdown Voltage C to E VBE = 0 V, IC = 50 mA V(BR)CES 55 70 — Volts Breakdown Voltage E to B IC = 0 A, IE = 5 mA V(BR)EBO 3.5 5 — Volts DC Current Gain VCE = 5 V, IC = 250 mA hFE 20 50 100 — Symbol Min Typ Max Units Gpe 7.0 — — dB IMD — — -58 dBc Ψ — — 3:1 — RF Specifications Characteristic Gain (VCC = 25 Vdc, IC = 850 mA, Pout = 4 W(P-sync), f1 = 860 MHz, Vision = -8dB, f2 = 863.5 MHz, Subcarrier = -16dB, f3 = 864.5 MHz, Sound = -7dB) Intermodulation Distortion (VCC = 25 Vdc, IC = 850 mA, Pout = 4 W(P-sync), f1 = 860 MHz, Vision = -8dB, f2 = 863.5 MHz, Subcarrier = -16dB, f3 = 864.5 MHz, Sound = -7dB) Load Mismatch Tolerance (VCC = 25 Vdc, IC = 850 mA, Pout = 4 W(P-sync), f1 = 860 MHz, Vision = -8dB, f2 = 863.5 MHz, Subcarrier = -16dB, f3 = 864.5 MHz, Sound = -7dB—all phase angles at frequency of test) Impedance Data (data shown for fixed-tuned broadband circuit) Z0 = 50 Ω (VCC = 25 Vdc, IC = 850 mA, Pout = 4 W(P-sync)) Z Source Frequency Z Load Z Source Z Load MHz R jX R jX 470 1.1 -1.7 12.2 +9.8 665 1.2 -3.4 8.3 +8.8 860 0.7 -4.7 4.3 +6.9 Ericsson Components RF Power Products 675 Jarvis Drive Morgan Hill, CA 95037 USA Telephone: 408-778-9434 1-877-GOLDMOS (1-877-465-3667) e-mail: [email protected] www.ericsson.com/rfpower 2 5/14/98 Specifications subject to change without notice. LF © 1997 Ericsson Inc. EUS/KR 1301-PTB 20188 Uen Rev. B 09-28-98