1SMB28CAT3G - Littelfuse Inc.

Manufacturer Part Number

1SMB28CAT3G

Manufacturer

Littelfuse

Introduction

The 1SMB28CAT3G is a Zener Transient Voltage Suppressor (TVS) diode designed for protection against voltage transients.

Product Features and Performance

Zener type TVS Diode

Single bidirectional channel

Standoff voltage: 28V

Breakdown voltage (Min): 31.1V

Clamping voltage (Max) @ Ipp: 45.4V

Peak Pulse Current (10/1000µs): 13.2A

Peak Pulse Power: 600W

Operating Temperature Range: -65°C to 150°C

Product Advantages

Efficient in suppressing voltage transients

High surge capability of 600W peak pulse power

Low incremental surge resistance

Broad operating temperature range

Key Technical Parameters

Reverse Standoff Voltage (Typ): 28V

Breakdown Voltage (Min): 31.1V

Clamping Voltage (Max) @ Ipp: 45.4V

Peak Pulse Current: 13.2A

Peak Pulse Power: 600W

Capacitance @ Frequency: 310pF @ 1MHz

Quality and Safety Features

Robust peak pulse power rating ensures durability under stress

Operates effectively within a wide temperature range, enhancing safety in variable conditions

Compatibility

Surface Mount packaging allows compatibility with modern PCB designs

Application Areas

General purpose voltage transient protection in electronic circuits

Product Lifecycle

Obsolete status, indicating potential discontinuation with evolving alternatives recommended for newer designs

Several Key Reasons to Choose This Product

Exceptional surge suppression capabilities

Suitable for high-temperature environments

Efficient operation with low incremental surge resistance

Obsolescence status leads to considerations for future-proof designs with replacements or upgrades

Compatibility with surface mount technology simplifies integration into modern electronic systems