2N4401BU

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Part Number	2N4401BU
Manufacturer	onsemi
Category	Discrete Semiconductor › Transistors - Bipolar (BJT) - Single
Description	TRANS NPN 40V 0.6A TO92-3
Lifecycle	Active
RoHS	No RoHS Information
EDA/CAD Models	2N4401BU 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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2N4401BU Specifications

Part Number:	2N4401BU
Brand:	onsemi
Lifecycle:	Active
RoHS:	Lead free / RoHS Compliant
Category:	Discrete Semiconductor
Subcategory:	Transistors - Bipolar (BJT) - Single
Manufacturer:	onsemi
Product Status:	Active
Transistor Type:	NPN
Current - Collector (Ic) (Max):	600 mA
Voltage - Collector Emitter Breakdown (Max):	40 V
Vce Saturation (Max) @ Ib, Ic:	750mV @ 50mA, 500mA
Current - Collector Cutoff (Max):	-
DC Current Gain (hFE) (Min) @ Ic, Vce:	100 @ 150mA, 1V
Power - Max:	625 mW
Frequency - Transition:	250MHz
Operating Temperature:	-55°C ~ 150°C (TJ)
Mounting Type:	Through Hole
Package / Case:	TO-226-3, TO-92-3 (TO-226AA)
Supplier Device Package:	TO-92-3

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