1SMB40CAT3G - Littelfuse Inc.

Manufacturer Part Number

1SMB40CAT3G

Manufacturer

littelfuse

Introduction

The 1SMB40CAT3G is a Zener type Transient Voltage Suppressor (TVS) diode designed for general purpose applications.

Product Features and Performance

Zener TVS Diode

Single bidirectional channel

Surface mount (SMB package)

Operating temperature range from -65°C to 150°C

Clamping voltage at 64.5V for 9.3A peak pulse current

Product Advantages

Offers protection against voltage transients

Bidirectional functionality for reversing polarity protection

High peak pulse power up to 600W capable of withstanding surge events

Suitable for high temperature applications

Key Technical Parameters

Voltage Reverse Standoff (Typ): 40V

Voltage Breakdown (Min): 44.4V

Current Peak Pulse (10/1000µs): 9.3A

Power Peak Pulse: 600W

Capacitance @ Frequency: 220pF @ 1MHz

Quality and Safety Features

Robust Zener technology ensures reliable performance in safeguarding electronic components

Compatibility

Compatible for usage as a surface mount device in circuits requiring transient voltage suppression

Application Areas

General purpose applications across various electronic circuits

Product Lifecycle

Status: Obsolete

Note: Availability of replacements or upgrades should be confirmed with the manufacturer

Several Key Reasons to Choose This Product

High reliability for protecting against voltage surges

Efficient in high temperature environments without degradation

Compact SMB package suitable for dense circuit designs

Obsolete status offers opportunity for securing remaining stocks for critical applications