STW3040

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Part Number	STW3040
Manufacturer	STMicroelectronics
Category	Discrete Semiconductor › Transistors - Bipolar (BJT) - Single
Description	TRANS NPN 400V 30A TO247-3
Lifecycle	Active
RoHS	No RoHS Information
EDA/CAD Models	STW3040 PCB Footprint and Symbol
Warehouses	USA, Europe, China, Hong Kong SAR
Estimated Delivery	Dec 10 - Dec 14 2025(Choose Expedited Shipping)
Warranty	Up to 1 year [Limited-Warranty]*
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STW3040 Specifications

Part Number:	STW3040
Brand:	STMicroelectronics
Lifecycle:	Active
RoHS:	Lead free / RoHS Compliant
Category:	Discrete Semiconductor
Subcategory:	Transistors - Bipolar (BJT) - Single
Manufacturer:	STMicroelectronics
Product Status:	Obsolete
Transistor Type:	NPN
Current - Collector (Ic) (Max):	30 A
Voltage - Collector Emitter Breakdown (Max):	400 V
Vce Saturation (Max) @ Ib, Ic:	800mV @ 4A, 20A
Current - Collector Cutoff (Max):	1mA
DC Current Gain (hFE) (Min) @ Ic, Vce:	18 @ 6A, 5V
Power - Max:	160 W
Frequency - Transition:	-
Operating Temperature:	150°C (TJ)
Mounting Type:	Through Hole
Package / Case:	TO-247-3
Supplier Device Package:	TO-247-3

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