P4KE24A is a high-reliability 400W transient voltage suppressor (TVS) diode in a rugged DO-41 axial lead package, designed to protect sensitive electronic circuits from damaging voltage transients such as ESD (electrostatic discharge), lightning surges, inductive switching spikes, and power line overvoltage events. It operates by rapidly clamping excessive transient voltages and safely diverting surge energy away from critical components, ensuring stable circuit operation and long-term system reliability.
Built with a glass-passivated junction structure, the P4KE24A offers excellent electrical stability, low leakage current, and consistent breakdown performance even under repetitive surge conditions. Its fast response time enables near-instant protection, effectively safeguarding ICs, microcontrollers, communication interfaces, and power management circuits from transient voltage damage.
With a 400W peak pulse power rating (10/1000 μs waveform), this device provides strong surge absorption capability, making it suitable for industrial, automotive, and harsh environment applications. The uni-directional configuration ensures efficient DC line protection while improving overall system safety and durability.
The DO-41 package provides excellent mechanical strength, easy PCB mounting, and reliable thermal performance, making it suitable for both compact and robust 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 structure
- DO-41 axial lead package
- Strong ESD, surge, and lightning protection capability
Applications
- Power supply protection circuits
- Consumer electronics protection
- Telecom and networking equipment
- Industrial control systems
- Automotive electronics modules
- General-purpose transient voltage suppression applications
