SZ1.5SMC27AT3G - Littelfuse Inc.

Manufacturer Part Number

SZ1.5SMC27AT3G

Manufacturer

Littelfuse

Introduction

SZ1.5SMC27AT3G is a Transient Voltage Suppressor (TVS) diode specifically designed to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.

Product Features and Performance

Zener type TVS diode for unidirectional protection

Maximum clamping voltage of 37.5V @ Ipp

Peak pulse power of 1500W (1.5kW) for 10/1000µs waveform

Reverse standoff voltage of 23.1V

Breakdown voltage (Min) of 25.7V

Peak pulse current of 40A

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

AEC-Q101 qualified for automotive applications

Product Advantages

High surge capability to absorb transient overvoltage effectively

Minimal clamping voltage variation

Low incremental surge resistance

Robust construction for high reliability and performance longevity

Automotive-grade quality for harsh environments

Key Technical Parameters

Voltage Reverse Standoff (Typ): 23.1V

Voltage Breakdown (Min): 25.7V

Voltage Clamping (Max) @ Ipp: 37.5V

Current Peak Pulse (10/1000µs): 40A

Power Peak Pulse: 1500W

Operating Temperature: -65°C ~ 150°C

Quality and Safety Features

AEC-Q101 qualified indicating high reliability and performance under extreme conditions

Surface mount DO-214AB package for robust and reliable mounting

Compatibility

Compatible with surface mount technology (SMT) for seamless integration into a variety of circuit designs

Application Areas

Automotive electronics

Industrial controls

Power supply protection

Communication systems

Medical equipment

Product Lifecycle

Currently active with no indication of impending discontinuation

Availability of replacements or upgrades not specified

Several Key Reasons to Choose This Product

High power dissipation capacity of 1.5kW suited for protection against severe transient voltages

AEC-Q101 qualification ensures reliability in automotive applications

Broad operating temperature range suitable for a variety of environments

Low dynamic resistance and high surge capability enhance protection efficiency

Surface mount package facilitates easy integration into existing designs