NTE236 Silicon NPN Transistor Final RF Power Output (P = 16W, 27MHz, SSB) O TO220AB Description: The NTE236 is a silicon NPN transistor in a TO220AB type package designed for 1014 watt output power class AB amplifier applications in the HF band. Features: High Power Gain: G 12dB, P = 16W, f = 27MHz pe O High Reliability Application: 10 to 14 Watt Output Power Class AB Amplifier Applications in the HF band Absolute Maximum Ratings: (T = +25C unless otherwise specified) A Collector Base Voltage, V ....................................................... 60V CBO Collector Emitter Voltage (R = ), V ............................................ 25V BE CEO EmitterBase Voltage, V .......................................................... 5V EBO Collector Current, I ................................................................. 6A C Collector Dissipation, P C T = 25C .................................................................. 1.7W A T = 25C .................................................................. 20W C Operating Junction Temperature, T ............................................... +150C J Storage Temperature Range, T .......................................... 55 to +150C stg Thermal Resistance, Junction toAmbient, R .................................. 73.5C/W thJA Thermal Resistance, Junction toCase, R .................................... 6.25C/W thJC Rev. 1210Electrical Characteristics: (T = +25C unless otherwise specified) A Parameter Symbol Test Conditions Min Typ Max Unit EmitterBase Breakdown Voltage V I = 5mA, I = 0 5 V (BR)EBO E C CollectorBase Breakdown Voltage V I = 1mA, I = 0 60 V (BR)CBO C E CollectorEmitter Breakdown Voltage V I = 10mA, R = 25 V (BR)CEO C BE Collector Cutoff Current I V = 30V, I = 0 0.1 mA CBO CB E Emitter Cutoff Current I V = 4V, I = 0 0.1 mA EBO EB C DC Forward Current Gain h V = 12V, I = 10mA 90 180 FE CE C Output Power P V = 12V, P = 1W, f = 27MHz 16 18 W O CC in Collector Efficiency h V = 12V, P = 1W, f = 27MHz 60 70 % C CC in .420 (10.67) Max .110 (2.79) .147 (3.75) .500 Dia Max (12.7) Max .250 (6.35) Max .500 (12.7) Min .070 (1.78) Max Base Emitter Collector/Tab .100 (2.54)