CMXT3946 SURFACE MOUNT DUAL COMPLEMENTARY SILICON TRANSISTORS w w w. c e n t r a l s e m i . c o m DESCRIPTION: The CENTRAL SEMICONDUCTOR CMXT3946 type is a dual complementary silicon transistor manufactured by the epitaxial planar process, epoxy molded in a SUPERmini™ surface mount package, and designed for small signal general purpose and switching applications. MARKING CODE: X46 SOT-26 CASE MAXIMUM RATINGS: (TA=25°C) Collector-Base Voltage Collector-Emitter Voltage Emitter-Base Voltage Continuous Collector Current Power Dissipation Operating and Storage Junction Temperature Thermal Resistance SYMBOL VCBO VCEO VEBO IC PD TJ, Tstg ΘJA NPN 60 40 6.0 PNP 40 40 5.0 200 350 -65 to +150 357 ELECTRICAL CHARACTERISTICS PER TRANSISTOR: (TA=25°C unless otherwise noted) NPN PNP SYMBOL TEST CONDITIONS MIN MAX MIN MAX ICEV VCE=30V, VEB=3.0V 50 50 BVCBO IC=10μA 60 40 BVCEO IC=1.0mA 40 40 BVEBO IE=10μA 6.0 5.0 VCE(SAT) IC=10mA, IB=1.0mA 0.20 0.25 VCE(SAT) IC=50mA, IB=5.0mA 0.30 0.40 VBE(SAT) IC=10mA, IB=1.0mA 0.65 0.85 0.65 0.85 VBE(SAT) IC=50mA, IB=5.0mA 0.95 0.95 hFE VCE=1.0V, IC=0.1mA 40 60 hFE VCE=1.0V, IC=1.0mA 70 80 100 300 100 300 hFE VCE=1.0V, IC=10mA hFE VCE=1.0V, IC=50mA 60 60 hFE VCE=1.0V, IC=100mA 30 30 fT VCE=20V, IC=10mA, f=100MHz 300 250 Cob VCB=5.0V, IE=0, f=1.0MHz 4.0 4.5 Cib VBE=0.5V, IC=0, f=1.0MHz 8.0 10 hie VCE=10V, IC=1.0mA, f=1.0kHz 1.0 10 2.0 12 hre VCE=10V, IC=1.0mA, f=1.0kHz 0.5 8.0 0.1 10 UNITS V V V mA mW °C °C/W UNITS nA V V V V V V V MHz pF pF kΩ x10-4 R3 (12-February 2010) CMXT3946 SURFACE MOUNT DUAL COMPLEMENTARY SILICON TRANSISTORS ELECTRICAL CHARACTERISTICS PER TRANSISTOR - Continued: (TA=25°C unless otherwise noted) NPN PNP SYMBOL TEST CONDITIONS MIN MAX MIN MAX UNITS hfe VCE=10V, IC=1.0mA, f=1.0kHz 100 400 100 400 hoe VCE=10V, IC=1.0mA, f=1.0kHz 1.0 40 3.0 60 μS NF VCE=5.0V, IC=100μA, RS=1.0kΩ, f=10Hz to 15.7kHz 5.0 4.0 dB td VCC=3.0V, VBE=0.5V, IC=10mA, IB1=1.0mA 35 35 ns tr VCC=3.0V, VBE=0.5V, IC=10mA, IB1=1.0mA 35 35 ns ts VCC=3.0V, IC=10mA, IB1=IB2=1.0mA 200 225 ns tf VCC=3.0V, IC=10mA, IB1=IB2=1.0mA 50 75 ns SOT-26 CASE - MECHANICAL OUTLINE LEAD CODE: 1) Emitter Q1 2) Base Q1 3) Collector Q2 4) Emitter Q2 5) Base Q2 6) Collector Q1 MARKING CODE: X46 R3 (12-February 2010) w w w. c e n t r a l s e m i . c o m