SMAJ33A-AT 33V 400W TVS Diode SMA/DO-214AC | RUILON

The SMAJ33A-AT TVS Diode from RUILON is a 400W transient voltage suppressor designed to protect sensitive electronic circuits from lightning surges, voltage spikes, and electrostatic discharge (ESD). Built with advanced avalanche breakdown technology, it ensures fast response time and stable clamping performance, providing reliable protection for modern low-voltage electronic systems.

With a working peak reverse voltage of 33V, the SMAJ33A-AT is ideal for DC power line protection in consumer electronics, communication devices, industrial control systems, and embedded applications. Its 400W peak pulse power capability (10/1000µs waveform) enables effective suppression of transient energy while maintaining low leakage current and high reliability.

Housed in a compact SMA (DO-214AC) surface-mount package, the device supports high-density PCB layouts and offers excellent thermal stability under repeated surge conditions. It delivers consistent performance and long service life, making it a dependable solution for protecting sensitive semiconductor components in compact electronic designs.

Key Features:

• 400W peak pulse power dissipation (10/1000µs)
• 33V working peak reverse voltage
• Fast transient response for surge protection
• Low leakage current and high reliability
• Strong clamping capability for ESD suppression
• Compact SMA (DO-214AC) SMD package

Applications:

• DC power line protection
• Consumer electronics
• Communication systems
• Industrial control systems
• Embedded electronic circuits
• Portable electronic devices