BD242B Transistor Datasheet

PNP BJT | ST

PNPTO-220General Purpose
VCEO
80V
Ic Max
3A
Pd Max
2W
Gain
25
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Quick Reference

The BD242B is a PNP bipolar transistor in a TO-220 package, designed for general purpose applications. It supports a breakdown voltage of 80V and continuous collector current of 3A. This component is widely used in PNP switching and linear amplification circuits.

Technical Specifications

ParameterValueDescription
ManufacturerSTOriginal Manufacturer
PackageTO-220Physical mounting form factor
VCEO80VBreakdown voltage
IC Max3ACollector current
Pd Max2WPower dissipation
Gain25DC current gain
Frequency-Transition frequency
VCE(sat)1.2VSaturation voltage
Vebo-Emitter-Base voltage
Temp-65℃~+150℃Operating temperature range

Direct Replacements & Alternatives

Part NumberTypePackageVCEOIcPd
TIP42C-HXY PNP TO-220 100V 3A 2W
TIP42C PNP TO-220-3L 100V 6A 2W
D45H11 PNP TO-220 80V 10A 50W
TIP42C PNP TO-220-3L 100V 6A 2W
TIP127 PNP TO-220 100V 5A 2W
TIP32CL-TA3-T PNP TO-220 100V 3A 2W
TIP127 PNP TO-220 100V 5A 2W
TIP127 PNP TO-220 100V 5A 2W
D45H11G PNP TO-220 80V 10A 70W
TIP107 PNP TO-220 100V 8A 2W
View all TO-220 PNP Transistors ›