BSR57

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Part Number	BSR57
Manufacturer	onsemi
Category	Discrete Semiconductor › Transistors - JFETs
Description	JFET N-CH 40V 0.25W SOT-23
Lifecycle	Active
RoHS	No RoHS Information
EDA/CAD Models	BSR57 PCB Footprint and Symbol
Warehouses	USA, Europe, China, Hong Kong SAR
Estimated Delivery	Dec 07 - Dec 11 2025(Choose Expedited Shipping)
Warranty	Up to 1 year [Limited-Warranty]*
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BSR57 Specifications

Part Number:	BSR57
Brand:	onsemi
Lifecycle:	Active
RoHS:	Lead free / RoHS Compliant
Category:	Discrete Semiconductor
Subcategory:	Transistors - JFETs
Manufacturer:	onsemi
Product Status:	Active
FET Type:	N-Channel
Voltage - Breakdown (V(BR)GSS):	40 V
Drain to Source Voltage (Vdss):	-
Current - Drain (Idss) @ Vds (Vgs=0):	20 mA @ 15 V
Current Drain (Id) - Max:	-
Voltage - Cutoff (VGS off) @ Id:	2 V @ 0.5 nA
Input Capacitance (Ciss) (Max) @ Vds:	-
Resistance - RDS(On):	40 Ohms
Power - Max:	250 mW
Operating Temperature:	150°C (TJ)
Mounting Type:	Surface Mount
Package / Case:	TO-236-3, SC-59, SOT-23-3
Supplier Device Package:	SOT-23-3

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