CXTA27 SURFACE MOUNT NPN SILICON DARLINGTON TRANSISTOR w w w. c e n t r a l s e m i . c o m DESCRIPTION: The CENTRAL SEMICONDUCTOR CXTA27 type is a NPN Silicon Darlington Transistor manufactured by the epitaxial planar process, epoxy molded in a surface mount package, designed for applications requiring extremely high gain. MARKING: FULL PART NUMBER SOT-89 CASE MAXIMUM RATINGS: (TA=25°C) Collector-Emitter Voltage Emitter-Base Voltage Continuous Collector Current Power Dissipation Operating and Storage Junction Temperature Thermal Resistance SYMBOL VCES VEBO UNITS 60 V 10 V 500 mA IC PD TJ, Tstg 1.2 W -65 to +150 °C ΘJA 104 °C/W ELECTRICAL CHARACTERISTICS: (TA=25°C unless otherwise noted) SYMBOL TEST CONDITIONS MAX UNITS ICBO VCB=50V MIN 100 nA ICES IEBO VCE=50V VEB=10V 500 nA 100 nA BVCBO IC=100µA 60 V BVCES IC=100µA 60 V VCE(SAT) IC=100mA, IB=0.1mA 1.5 V VBE(ON) VCE=5.0V, IC=100mA 2.0 V hFE hFE VCE=5.0V, IC=10mA VCE=5.0V, IC=100mA fT VCE=50V, IC=10mA, f=100MHz 10,000 10,000 125 MHz R4 (23-February 2010) CXTA27 SURFACE MOUNT NPN SILICON DARLINGTON TRANSISTOR SOT-89 CASE - MECHANICAL OUTLINE (Bottom View) LEAD CODE: 1) Emitter 2) Collector 3) Base MARKING: FULL PART NUMBER R4 (23-February 2010) w w w. c e n t r a l s e m i . c o m