SMAJ15A-AT 15V 400W TVS Diode SMA/DO-214AC | RUILON

The SMAJ15A-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 using advanced avalanche breakdown technology, it offers fast response time and stable clamping performance for reliable protection in modern compact electronic systems.

With a working peak reverse voltage of 15V, the SMAJ15A-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) ensures efficient absorption of transient energy while maintaining low leakage current and high reliability.

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

Key Features:

• 400W peak pulse power dissipation (10/1000µs)
• 15V working peak reverse voltage
• Fast response to transient voltage spikes
• Low leakage current and high reliability
• Strong clamping capability for ESD protection
• Compact SMA (DO-214AC) SMD package

Applications:

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