SMTPA120 - STMicroelectronics

Manufacturer Part Number

SMTPA120

Manufacturer

STMicroelectronics

Introduction

The SMTPA120 is a transient voltage suppressor (TVS) thyristor designed for overvoltage protection.

Product Features and Performance

Single element device

Surface mount DO-214AA, SMB package

Supports 160V breakover voltage

Handles off state voltage of 120V

Capable of withstanding peak pulse current up to 150 A (8/20µs)

Designed to handle pulse currents up to 50 A (10/1000µs)

Holding current of 150 mA

Low capacitance of 30pF

Product Advantages

Provides efficient protection against voltage transients

Compact size suitable for high-density installations

Low capacitance enhances signal integrity

Key Technical Parameters

Voltage - Breakover: 160V

Voltage - Off State: 120V

Current - Peak Pulse (8/20µs): 150 A

Current - Peak Pulse (10/1000µs): 50 A

Current - Hold (Ih): 150 mA

Capacitance: 30pF

Quality and Safety Features

Robust construction ensures reliability and durability

Complies with industry standard safety regulations for voltage suppressors

Compatibility

Compatible with surface mount technologies

Fits DO-214AA, SMB package requirements

Application Areas

Telecommunications

Data lines protection

Consumer electronics

Power supply units

Product Lifecycle

Status: Active

No imminent discontinuation, replacements or upgrades currently announced

Several Key Reasons to Choose This Product

Superior protection against voltage spikes and surges

Reliable performance under extreme conditions

Low capacitance for minimal signal disruption

Surface mount design suitable for modern high-density circuit designs

Robust lifecycle with active product status providing long-term availability