2SC3998 Transistor Datasheet

NPN BJT | SPTECH

NPNTO-3PLHigh Power
VCEO
800V
Ic Max
25A
Pd Max
250W
Gain
4
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Quick Reference

The 2SC3998 is a NPN bipolar transistor in a TO-3PL package, designed for high power applications. It supports a breakdown voltage of 800V and continuous collector current of 25A. This component is widely used in NPN switching and linear amplification circuits.

Technical Specifications

ParameterValueDescription
ManufacturerSPTECHOriginal Manufacturer
PackageTO-3PLPhysical mounting form factor
VCEO800VBreakdown voltage
IC Max25ACollector current
Pd Max250WPower dissipation
Gain4DC current gain
Frequency-Transition frequency
VCE(sat)5VSaturation voltage
Vebo6VEmitter-Base voltage
Temp-Operating temperature range

Direct Replacements & Alternatives

Part NumberTypePackageVCEOIcPd
2SC3307 NPN TO-3PL 800V 10A 150W
FJL6920 NPN TO-3PL 800V 20A 200W
2SC5570 NPN TO-3PL 800V 28A 220W
2SC3998 NPN TO-3PL 800V 20A 200W
View all TO-3PL NPN Transistors ›