2N4401BU Transistor Datasheet & Specifications

NPN BJT | onsemi

NPNTO-92-3LGeneral Purpose
VCEO
40V
Ic Max
600mA
Pd Max
625mW
Gain
-
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Quick Reference

The 2N4401BU is a NPN bipolar transistor in a TO-92-3L package. This datasheet provides complete specifications including 40V breakdown voltage and 600mA continuous collector current. Download the 2N4401BU datasheet PDF below for detailed pinout diagrams and application circuits.

Technical Specifications

ParameterValueDescription
ManufactureronsemiOriginal Manufacturer
PackageTO-92-3LPhysical mounting
VCEO40VBreakdown voltage
IC Max600mACollector current
Pd Max625mWPower dissipation
Gain-DC current gain
Frequency-Transition speed
VCEsat-Saturation voltage
Vebo250MHzEmitter-Base voltage
Temp-55℃~+150℃Operating temp

Direct Replacements & Alternatives

PartTypePackageVCEOIcPd
2N4401TANPNTO-92-3L40V600mA625mW
PN2222ATFNPNTO-92-3L40V1A625mW
PN2222ABUNPNTO-92-3L40V1A625mW
KSC1815YTANPNTO-92-3L50V150mA400mW
PN2222ATFRNPNTO-92-3L40V1A625mW
BC547BTANPNTO-92-3L45V100mA500mW
BC33740TANPNTO-92-3L50V800mA625mW
2N3904TANPNTO-92-3L40V200mA625mW
BC547CTANPNTO-92-3L45V100mA500mW
PN2222ATANPNTO-92-3L40V1A625mW
View all TO-92-3L NPN Transistors ›