Circuit Protection

SMM4F33A-TR

LTB

STMicroelectronics

DIODE TVS SINGLE UNI-DIR 33V 400W 2-PIN DO-222AA T/R

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DocumentsAN319 AN5704 +14

Circuit Protection

SMM4F33A-TR

LTB

STMicroelectronics

DIODE TVS SINGLE UNI-DIR 33V 400W 2-PIN DO-222AA T/R

Deep-Dive with AI

DocumentsAN319 AN5704 +14

Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	SMM4F33A-TR

Applications	General Purpose
Current - Peak Pulse (10/1000µs)	33 A
Mounting Type	Surface Mount
Operating Temperature [Max]	175 °C
Operating Temperature [Min]	-55 °C
Package / Case	DO-222AA
Power - Peak Pulse	400 W
Power Line Protection	False
Supplier Device Package	DO222-AA
Type	Zener
Unidirectional Channels [custom]	1
Voltage - Breakdown (Min) [Min]	37.1 V
Voltage - Clamping (Max) @ Ipp [Max]	69.7 V
Voltage - Reverse Standoff (Typ)	33 V

SMM4F33A Series

400 W, 33 V TVS in STmite Flat

Part	Unidirectional Channels [custom]	Current - Peak Pulse (10/1000µs)	Power - Peak Pulse	Type	Power Line Protection	Operating Temperature [Max]	Operating Temperature [Min]	Voltage - Clamping (Max) @ Ipp [Max]	Mounting Type	Voltage - Breakdown (Min) [Min]	Supplier Device Package	Voltage - Reverse Standoff (Typ)	Applications	Package / Case
STMicroelectronics SMM4F33A-TR	1	33 A	400 W	Zener		175 °C	-55 °C	69.7 V	Surface Mount	37.1 V	DO222-AA	33 V	General Purpose	DO-222AA

Pricing

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

Distributor	Package	Quantity	$

Digikey	N/A	27285	$ 0.59

Description

General part information

SMM4F33A Series

The SMM4F TVS series are designed to protect sensitive circuits against transient surges.

The planar technology makes it compatible with high-end circuits where low leakage current and high junction temperature are required to provide long term reliability and stability.