1SMB12AT3G - Littelfuse Inc.

Manufacturer Part Number

1SMB12AT3G

Manufacturer

littelfuse

Introduction

1SMB12AT3G is a TVS diode designed by Littelfuse ideal for protecting circuits from transient voltage events.

Product Features and Performance

Type: Zener

Unidirectional protection channels: 1

Voltage Reverse Standoff (Typ): 12V

Voltage Breakdown (Min): 13.3V

Voltage Clamping (Max) @ Ipp: 19.9V

Current Peak Pulse (10/1000µs): 30.2A

Power Peak Pulse: 600W

Operates over a wide temperature range of -65°C ~ 150°C (TJ)

Product Advantages

High transient voltage suppression performance

Compact DO-214AA, SMB surface mount package

A high peak pulse power rating of 600W

Key Technical Parameters

Reverse standoff voltage: 12V

Breakdown voltage: 13.3V

Clamping voltage: 19.9V

Peak pulse current: 30.2A

Peak pulse power: 600W

Capacitance @ Frequency: 1245pF @ 1MHz

Quality and Safety Features

Zener type design provides precision unidirectional protection

Compatibility

General purpose applications

Suitable for surface mount applications on PCBs

Application Areas

Used broadly in general electronic circuits needing transient voltage suppression

Product Lifecycle

Status: Obsolete

Note: Availability of replacements or upgrades should be checked with the manufacturer as it may affect future servicing.

Several Key Reasons to Choose This Product

Reliable transient voltage protection in Zener diode configuration

High power handling capability with a 600W peak pulse power

Allows for simple surface mount assembly, saving board space and reducing assembly costs

Ensures operational integrity from -65°C to 150°C making it suitable for harsh environments

The compact SMB package is ideal for high-density board layouts where space is at a premium