Circuit Protection

SM8S40A

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TVS DIODE 40VWM 64.5VC SMTO-263

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Circuit Protection

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TVS DIODE 40VWM 64.5VC SMTO-263

Technical Specifications

Parameters and characteristics for this part

Specification	SM8S40A

Applications	General Purpose
Current - Peak Pulse (10/1000µs)	108 A
Mounting Type	Surface Mount
Operating Temperature [Max]	175 °C
Operating Temperature [Min]	-55 °C
Package / Case	Nonstandard SMD
Power - Peak Pulse	7000 W
Power - Peak Pulse	7 kW
Power Line Protection	True
Supplier Device Package	SMTO-263
Type	Zener
Unidirectional Channels [custom]	1
Voltage - Breakdown (Min) [Min]	44.4 V
Voltage - Clamping (Max) @ Ipp [Max]	64.5 V
Voltage - Reverse Standoff (Typ)	40 V

TVS SMTO HI-POWER

Part	Type	Voltage - Reverse Standoff (Typ)	Power - Peak Pulse	Power - Peak Pulse	Voltage - Clamping (Max) @ Ipp [Max]	Unidirectional Channels [custom]	Supplier Device Package	Current - Peak Pulse (10/1000µs)	Mounting Type	Package / Case	Voltage - Breakdown (Min) [Min]	Power Line Protection	Operating Temperature [Max]	Operating Temperature [Min]	Applications
LITTELFUSE SM8S40A	Zener	40 V	7000 W	7 kW	64.5 V	1	SMTO-263	108 A	Surface Mount	Nonstandard SMD	44.4 V		175 °C	-55 °C	General Purpose
LITTELFUSE SM8S45A	Zener	45 V	7000 W	7 kW	72.7 V	1	SMTO-263	96.3 A	Surface Mount	Nonstandard SMD	50 V		175 °C	-55 °C	General Purpose

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

General part information

TVS SMTO HI-POWER

Technical documentation and resources