SEO Description
P4KE15A is a high-reliability 400W transient voltage suppressor (TVS) diode in a robust DO-41 through-hole package, designed to protect sensitive electronic circuits from damaging transient voltage events such as ESD (electrostatic discharge), lightning-induced surges, inductive switching spikes, and power line overvoltage conditions. It operates by rapidly clamping excessive voltage and safely diverting surge energy away from critical components, ensuring stable system operation and long-term circuit reliability.
Built with a glass-passivated junction structure, the P4KE15A provides excellent electrical stability, low leakage current, and consistent breakdown characteristics under repetitive surge stress. Its fast response time enables near-instant protection against sudden voltage spikes, effectively safeguarding ICs, microcontrollers, communication interfaces, and power management circuits.
With a 400W peak pulse power rating (10/1000 μs waveform), this device delivers strong surge absorption capability, making it suitable for industrial-grade and high-stress environments. The uni-directional design ensures efficient protection for DC circuits while improving overall system durability and safety.
The DO-41 axial lead package offers excellent mechanical strength, easy PCB mounting, and good thermal dissipation, making it ideal for both compact and rugged electronic designs.
Key Features
- 400W peak pulse power dissipation (10/1000 μs)
- Fast response time for transient voltage suppression
- Glass-passivated junction for high reliability
- Low leakage current for efficient operation
- Uni-directional TVS diode configuration
- DO-41 axial lead package
- Strong ESD, surge, and lightning protection capability
Applications
- Power supply surge protection circuits
- Consumer electronics protection
- Telecom and networking equipment
- Industrial control systems
- Automotive electronic modules
- General-purpose transient voltage suppression applications
