SMCJ78A-E3/9AT - Vishay General Semiconductor - Diodes Division

Manufacturer Part Number

SMCJ78A-E3/9AT

Manufacturer

Vishay

Introduction

SMCJ78A-E3/9AT is a surface-mount Transient Voltage Suppressor (TVS) diode, designed to protect voltage-sensitive components from high-voltage transients.

Product Features and Performance

Zener type TVS diode.

Unidirectional protection.

High surge capability, with a peak pulse power of 1500W (1.5kW) for 10/1000µs waveform.

Provides protection against voltage spikes up to 126V clamping voltage.

Low inductance and fast response time.

Operating temperature range: -55°C to 150°C.

Product Advantages

High reliability and stability in tough environments.

Minimal capacity for reduced signal distortion.

Strong transient voltage suppression ability.

Simple surface mount design for easy integration into PCB assemblies.

Key Technical Parameters

Reverse Standoff Voltage: 78V.

Breakdown Voltage (Min): 86.7V.

Clamping Voltage (Max) @ Ipp: 126V.

Peak Pulse Current (10/1000µs): 11.9A.

Power Dissipation: 1500W (1.5kW).

Quality and Safety Features

Built with robust materials ensuring long-term reliability.

Compliant with industry standard safety regulations.

Compatibility

Suitable for general-purpose applications.

Compatible with surface mount technologies for PCB implementation.

Application Areas

Consumer electronics protection.

Industrial systems.

Communication equipment.

Automotive systems.

Product Lifecycle

Currently active product, not nearing discontinuation.

Consistent availability of replacements and possible upgrades.

Several Key Reasons to Choose This Product

High power and surge capability to safeguard against severe voltage transients.

Unidirectional design provides precise protection.

Broad operating temperature range suitable for various environments.

Versatility in applications from consumer electronics to industrial systems.

Reliable performance from a trusted manufacturer, Vishay.