BD140 Transistor Datasheet

PNP BJT | ST

PNPTO-126General Purpose
VCEO
80V
Ic Max
1.5A
Pd Max
1.25W
Gain
63
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Quick Reference

The BD140 is a PNP bipolar transistor in a TO-126 package, designed for general purpose applications. It supports a breakdown voltage of 80V and continuous collector current of 1.5A. This component is widely used in PNP switching and linear amplification circuits.

Technical Specifications

ParameterValueDescription
ManufacturerSTOriginal Manufacturer
PackageTO-126Physical mounting form factor
VCEO80VBreakdown voltage
IC Max1.5ACollector current
Pd Max1.25WPower dissipation
Gain63DC current gain
Frequency-Transition frequency
VCE(sat)500mVSaturation voltage
Vebo5VEmitter-Base voltage
Temp-65℃~+150℃Operating temperature range

Direct Replacements & Alternatives

Part NumberTypePackageVCEOIcPd
MJE172 PNP TO-126 80V 3A 12.5W
BD238 PNP TO-126 100V 1.5A 1W
KTB1151-Y-U/PH PNP TO-126 60V 5A 20W
BD680ASTU-HXY PNP TO-126 80V 4A 2W
BD236STU-HXY PNP TO-126 60V 2A 1W
View all TO-126 PNP Transistors ›