Product Summary
The FMMT493ATA is a 60V NPN transistor. It provides users with performance combining low saturation and high hFE with a continuous current capability of 1A, ensuring improved circuit efficiencies. The applications of the FMMT493ATA include Various driving functions including: Motors, Actuators, Soleniod & Relays, Backlight Inverters and DC_DC Modules.
Parametrics
FMMT493ATA absolute maximum ratings: (1)Collector - Base Breakdown Voltage, V(BR)CBO: 120 V; (2)Collector - Emitter Breakdown Voltage, VCEO(SUS): 60 V; (3)Emitter - Base Breakdown Voltage, V(BR)EBO: 5V; (4)Collector Cut-Off Current, ICBO: 100 nA; (5)Collector Cut-Off Current, ICES: 100 nA; (6)Emitter Cut-Off Current, IEBO: 100 nA; (7)Collector - Emitter Saturation Voltage, VCE(SAT): 0.25V; (8)Base - Emitter Saturation Voltage, VBE(SAT): 1.15 V; (9)Base Emitter Turn On Voltage, VBE(ON): 1.0 V; (10)Transition Frequency, fT: 150 Mhz; (11)Collector - Base Breakdown Voltage, COBO: 10 pF.
Features
FMMT493ATA features: (1)Low saturation voltage; (2)High hFE min 300 @ 250mA; (3)I = 1A.
Diagrams

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![]() FMMT493ATA |
![]() Diodes Inc. |
![]() Transistors Bipolar (BJT) NPN Medium Power |
![]() Data Sheet |
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(China (Mainland))











