2N4237 2N4238 2N4239 SILICON NPN TRANSISTORS w w w. c e n t r a l s e m i . c o m DESCRIPTION: The CENTRAL SEMICONDUCTOR 2N4237, 2N4238, and 2N4239 are silicon NPN transistors mounted in a hermetically sealed metal case, designed for power amplifier, power driver, and switching power supply applications. MARKING: FULL PART NUMBER TO-39 CASE MAXIMUM RATINGS: (TC=25C unless otherwise noted) SYMBOL Collector-Base Voltage VCBO Collector-Emitter Voltage VCEO Emitter-Base Voltage 2N4327 2N4328 50 80 40 60 2N4329 100 UNITS V 80 V VEBO IC 6.0 V 3.0 A IB PD 0.5 A 6.0 W -65 to +200 C 29.2 C/W ELECTRICAL CHARACTERISTICS: (TC=25C unless otherwise noted) SYMBOL TEST CONDITIONS MIN ICBO VCB=Rated VCBO ICEV VCE=45V, VEB=1.5V (2N4237) MAX 100 UNITS A 100 A ICEV VCE=75V, VEB=1.5V (2N4238) VCE=90V, VEB=1.5V (2N4239) 100 A 100 A VCE=30V, VEB=1.5V, TC=150C (2N4237) VCE=50V, VEB=1.5V, TC=150C (2N4238) VCE=70V, VEB=1.5V, TC=150C (2N4239) 1.0 mA 1.0 mA 1.0 mA 700 A IEBO VCE=Rated VCEO VEB=6.0V 500 A BVCEO IC=100mA (2N4237) 40 V BVCEO IC=100mA (2N4238) 60 V BVCEO IC=100mA (2N4239) 80 VCE(SAT) IC=500mA, IB=50mA IC=1.0A, IB=0.1A 0.3 V 0.6 V IC=1.0A, IB=0.1A VCE=1.0V, IC=250mA 1.5 V 1.0 V Continuous Collector Current Continuous Base Current Power Dissipation Operating and Storage Junction Temperature Thermal Resistance ICEV ICEV ICEV ICEV ICEO VCE(SAT) VBE(SAT) VBE(ON) TJ, Tstg JC V R2 (18-June 2013) 2N4237 2N4238 2N4239 SILICON NPN TRANSISTORS ELECTRICAL SYMBOL hFE hFE CHARACTERISTICS - Continued: (TC=25C unless otherwise noted) TEST CONDITIONS MIN MAX VCE=1.0V, IC=50mA 30 VCE=1.0V, IC=250mA VCE=1.0V, IC=500mA 30 15 hfe VCE=1.0V, IC=1.0A VCE=10V, IC=100mA, f=1.0kHz fT Cob VCE=10V, IC=100mA, f=1.0kHz VCB=10V, IE=0, f=100kHz 2.0 hFE hFE UNITS 250 30 30 MHz 100 pF TO-39 CASE - MECHANICAL OUTLINE LEAD CODE: 1) Emitter 2) Base 3) Collector MARKING: FULL PART NUMBER R2 (18-June 2013) w w w. c e n t r a l s e m i . c o m 2N4237 2N4238 2N4239 SILICON NPN TRANSISTORS TYPICAL ELECTRICAL CHARACTERISTICS R2 (18-June 2013) w w w. c e n t r a l s e m i . c o m