MMBTA43 Transistor Datasheet

NPN BJT | Huixin

NPNSOT-23General Purpose
VCEO
200V
Ic Max
500mA
Pd Max
350mW
Gain
40
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Quick Reference

The MMBTA43 is a NPN bipolar transistor in a SOT-23 package, designed for general purpose applications. It supports a breakdown voltage of 200V and continuous collector current of 500mA. This component is widely used in NPN switching and linear amplification circuits.

Technical Specifications

ParameterValueDescription
ManufacturerHuixinOriginal Manufacturer
PackageSOT-23Physical mounting form factor
VCEO200VBreakdown voltage
IC Max500mACollector current
Pd Max350mWPower dissipation
Gain40DC current gain
Frequency50MHzTransition frequency
VCE(sat)500mV@20mA,2mASaturation voltage
Vebo5VEmitter-Base voltage
Temp-Operating temperature range

Direct Replacements & Alternatives

Part NumberTypePackageVCEOIcPd
MMBTA42 NPN SOT-23 200V 500mA 350mW
MMBT5551 NPN SOT-23 160V 600mA 250mW
MMBT5551 NPN SOT-23 160V 600mA 250mW
FMMT495TA NPN SOT-23 150V 1A 500mW
MMBT5551-TP NPN SOT-23 160V 600mA 300mW
MMBT5551-E NPN SOT-23 160V 600mA 300mW
MMBT5551 NPN SOT-23 160V 600mA 250mW
MMBT5551 NPN SOT-23 160V 600mA 250mW
MMBT5551(RANGE:200-300) NPN SOT-23 160V 600mA 300mW
View all SOT-23 NPN Transistors ›