NTE366 Silicon NPN Transistor RF Power Output PO = 25W @ 512MHz Description: The NTE366 is a silicon NPN transistor designed for 12.5 Volt UHF large–signal amplifier applications in industrial and commercial FM equipment operating to 512MHz. Features: D Specified 12.5 Volt, 470MHz Characteristic: Output Power = 25 Watts Minimum Gain = 6.2dB Efficiency = 60% D Characterized with Series Equivalent Large–Signal Impedance Parameters D Built–In Matching Network for Broadband Operation D Tested for Load Mismatch Stress at all Phase Angles with 20:1 VSWR @ 16–volt High Line and Overdrive Absolute Maximum Ratings: Collector–Emitter Voltage, VCEO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16V Collector–Base Voltage, VCBO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36V Emitter–Base Voltage, VEBO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4V Collector Current–Continuous, IC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4A Total Device Dissipation (TC = +25°C), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103W Derate above 25°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 590mW/°C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –65° to +150°C Thermal Resistance, Junction–to–Case, RthJC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.7°C/W Electrical Characteristics: (TC = +25°C unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit OFF Characteristics Collector–Emitter Breakdown Voltage Emitter–Base Breakdown Voltage Collector Cutoff Current V(BR)CEO IC = 20mA, IB = 0 16 – – V V(BR)CES IC = 20mA, VBE = 0 36 – – V V(BR)EBO IE = 5mA, IC = 0 4 – – V VCE = 15V, VBE = 0, TC = +25°C – – 10 mA ICES Electrical Characteristics (Cont’d): (TC = +25°C unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit ON Characteristics DC Current Gain hFE VCE = 5V, IC = 4A 40 70 100 Cob VCB = 12.5V, IE = 0, f = 1MHz – 90 125 pF Common–Emitter Amplifier Power Gain GPE POUT = 25W, VCC = 12.5V, ICmax = 3.6A, f = 470MHz 6.2 7.0 – dB Input Power Pin POUT = 25W, VCC = 12.5V, f = 470MHz – 5 6 W Collector Efficiency η 55 60 – % Output Mismatch Stress ψ VCC = 16V, Pin = Note 1, f = 470MHz, VSWR = 20:1, All Phase Angles No Degradation in Output Power Series Equivalent Input Impedance Zin POUT = 25W, VCC = 12.5V, f = 470MHz –1.2 + j3.3 – Ω Series Equivalent Output Impedance ZOL –1.9 + j2.1 – Ω Dynamic Characteristics Output Capacitance Functional Test Note 1. Pin = 150% of Drive Requirement for 25W output @ 12.5V. Note 2. y = Mismatch stress factor – the electrical criterion established to verify the device resistance to load mismatch failure. The mismatch stress test is accomplished in a standard test fixture terminated in a 20:1 minimum load mismatch at all phase angles. .215 (5.48) .205 (5.18) .122 (3.1) Dia E B .405 (10.3) Min C E .155 (3.94) .500 (12.7) Dia .005 (0.15) .270 (6.85) .160 (4.06) .725 (18.43) .975 (24.78)