BUL128D-B

Active

STMicroelectronics

TRANS NPN 400V 4A TO220

Search across all available documentation for this part.

Active

STMicroelectronics

TRANS NPN 400V 4A TO220

Technical Specifications

Parameters and characteristics commom to parts in this series

Specification	BUL128D-B	BUL128 Series

Current - Collector (Ic) (Max) [Max]	4 A	4 A
Current - Collector Cutoff (Max) [Max]	250 µA	100 - 250 µA
DC Current Gain (hFE) (Min) @ Ic, Vce	-	14 hFE
DC Current Gain (hFE) (Min) @ Ic, Vce [Min]	12	12
Mounting Type	Through Hole	Through Hole
Operating Temperature	150 °C	150 °C
Package / Case	TO-220-3	TO-220-3, TO-220-3 Full Pack
Power - Max [Max]	70 W	31 - 70 W
Supplier Device Package	TO-220	TO-220, TO-220FP
Transistor Type	NPN	NPN
Vce Saturation (Max) @ Ib, Ic	500 mV	500 mV
Voltage - Collector Emitter Breakdown (Max)	400 V	400 V

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

TRANS NPN 400V 4A TO220

Part	Transistor Type	Package / Case	Supplier Device Package	Current - Collector (Ic) (Max) [Max]	Operating Temperature	Mounting Type	Current - Collector Cutoff (Max) [Max]	Power - Max [Max]	DC Current Gain (hFE) (Min) @ Ic, Vce [Min]	Voltage - Collector Emitter Breakdown (Max)	Vce Saturation (Max) @ Ib, Ic	DC Current Gain (hFE) (Min) @ Ic, Vce
STMicroelectronics BUL128D-B	NPN	TO-220-3	TO-220	4 A	150 °C	Through Hole	250 µA	70 W	12	400 V	500 mV
STMicroelectronics BUL128FP	NPN	TO-220-3 Full Pack	TO-220FP	4 A	150 °C	Through Hole	100 µA	31 W		400 V	500 mV	14 hFE

General part information

Bipolar (BJT) Transistor NPN 400 V 4 A 70 W Through Hole TO-220

Technical documentation and resources