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| LESHAN RADIO COMPANY, LTD. High Voltage Transistors NPN Silicon 3 COLLECTOR 1 BASE MMBTA42LT1 MMBTA43LT1 3 2 EMITTER MAXIMUM RATINGS Rating Collector-Emitter Voltage Collector-Base Voltage Emitter-Base Voltage Collector Current -- Continuous Symbol V CEO V CBO V EBO IC Value MMBTA42 MMBTA43 300 300 6.0 500 200 200 6.0 Unit Vdc Vdc Vdc mAdc 1 2 CASE 318-08, STYLE 6 SOT-23 (TO-236AB) THERMAL CHARACTERISTICS Characteristic Total Device Dissipation FR- 5 Board, (1) TA = 25C Derate above 25C Thermal Resistance, Junction to Ambient Total Device Dissipation Alumina Substrate, (2) TA = 25C Derate above 25C Thermal Resistance, Junction to Ambient Junction and Storage Temperature Symbol PD Max 225 1.8 R JA PD 556 300 2.4 R JA T J , T stg 417 -55 to +150 Unit mW mW/C C/W mW mW/C C/W C DEVICE MARKING MMBTA42LT1 = 1D; MMBTA43LT1 = M1E ELECTRICAL CHARACTERISTICS (TA = 25C unless otherwise noted.) Characteristic Symbol Min Max Unit OFF CHARACTERISTICS Collector-Emitter Breakdown Voltage(3) (I C = 1.0 mAdc, I B = 0) Emitter-Base Breakdown Voltage (I C= 100 Adc, I E= 0) Emitter-Base Breakdown Voltage (I E= 100 Adc, I C= 0) Collector Cutoff Current ( V CB= 200Vdc, I E= 0) ( V CB= 160Vdc, I E= 0) Emitter Cutoff Current ( V EB= 6.0Vdc, I C= 0) ( V EB= 4.0Vdc, I C= 0) MMBTA42 MMBTA43 MMBTA42 MMBTA43 I EBO -- -- 0.1 0.1 MMBTA42 MMBTA43 V (BR)EBO V (BR)CEO Vdc 300 200 -- -- Vdc 300 200 6.0 -- -- -- Vdc Adc -- -- 0.1 0.1 Adc MMBTA42 MMBTA43 V (BR)CBO I CBO 1. FR-5 = 1.0 x 0.75 x 0.062 in. 2. Alumina = 0.4 x 0.3 x 0.024 in. 99.5% alumina. 3. Pulse Test: Pulse Width <300 s, Duty Cycle <2.0%. M28-1/3 LESHAN RADIO COMPANY, LTD. MMBTA42LT1 MMBTA43LT1 ELECTRICAL CHARACTERISTICS (T A = 25C unless otherwise noted) (Continued) Characteristic Symbol hFE Both Types Both Types MMBTA42 MMBTA43 VCE(sat) MMBTA42 MMBTA43 V BE(sat) Min Max Unit -- ON CHARACTERISTICS (3) DC Current Gain (I C = 1.0 mAdc, V CE = 10 Vdc) (I C = 10 mAdc, V CE = 10 Vdc) (I C = 30 mAdc, V CE = 10 Vdc) Collector-Emitter Saturation Voltage (I C = 20 mAdc, I B = 2.0 mAdc) Base-Emitter Saturation Voltage (I C = 20 mAdc, I B= 2.0 mAdc) 25 40 40 40 -- -- -- -- Vdc -- -- -- 0.5 0.5 0.9 Vdc SMALL-SIGNAL CHARACTERISTICS Current -Gain-Bandwidth Product (V CE = 20 Vdc, I C = 10mA, f = 100 MHz) Collector - Base Capacitance (V CB= 20 Vdc, I E= 0, f = 1.0 MHz) 3. Pulse Test: Pulse Width <300 s, Duty Cycle <2.0%. MMBTA42 MMBTA43 fT C cb -- -- 3.0 4.0 50 -- MHz pF M28-2/3 LESHAN RADIO COMPANY, LTD. MMBTA42LT1 MMBTA43LT1 200 V CE= 10Vdc hFE , DC CURRENT GAIN 100 T J = 125C 25C 50 - 55C 30 20 1.0 2.0 3.0 5.0 7.0 10 20 30 50 70 100 I C , COLLECTOR CURRENT (mA) Figure 8. DC Current Gain 100 50 20 10 5.0 100 C, CAPACITANCE (pF) C eb f T, CURRENT- GAIN -- BANDWIDTH PRODUCT (MHz) 70 50 30 T J = 25C V CE = 20 V f = 20 MHz 20 2.0 1.0 0.2 0.5 1.0 2.0 5.0 10 C cb 20 50 100 200 10 1.0 2.0 3.0 5.0 7.0 10 20 30 50 70 100 V R, REVERSE VOLTAGE (VOLTS) I C , COLLECTOR CURRENT (mA) Figure 2. Capacitance Figure 3. Current-Gain -- Bandwidth Product 1.4 T J = 25C 1.2 V, VOLTAGE (VOLTS) 1.0 0.8 0.6 0.4 V BE(sat) @ I C /I B = 10 V BE(on) @ V CE = 10 V 5.0 0.2 V CE(sat) @ I C /I B = 10 0 1.0 2.0 3.0 5.0 7.0 10 20 30 50 70 100 I C , COLLECTOR CURRENT (mA) Figure 4. "On" Voltages M28-3/3 |
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