Overview
The 5KP43A-HR is a high-reliability Transient Voltage Suppressor (TVS) diode manufactured by Littelfuse Inc. This component is specifically designed to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. The 5KP-HR series is known for its robust performance and is ideal for use in various critical applications where reliability and protection against voltage surges are paramount.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Peak Pulse Power Dissipation (10/1000μs) | PPPM | 5000 | W |
| Steady State Power Dissipation on Infinite Heat Sink at TL=75°C | PD | 8.0 | W |
| Reverse Standoff Voltage | VR | 43.0 | V |
| Breakdown Voltage @ IT Test Current | VBR | 47.80 - 52.80 | V |
| Maximum Clamping Voltage @ IPP | VC | 69.4 - 73.5 | V |
| Maximum Peak Pulse Current | IPP | 5000 | A |
| Maximum Reverse Leakage @ VR | IR | 5 | µA |
| Operating Temperature Max | - | 175 | °C |
| Polarity | - | Unipolar | - |
| Package | - | P600 (Axial Leaded) | - |
Key Features
- High reliability (-HR) design for critical applications.
- Peak pulse power dissipation of 5000W (10/1000μs test waveform).
- Steady state power dissipation of 8.0W on an infinite heat sink at TL=75°C.
- Reverse standoff voltage of 43.0V and breakdown voltage range of 47.80 to 52.80V.
- Maximum clamping voltage range of 69.4 to 73.5V.
- Maximum peak pulse current of 5000A.
- Operating temperature up to 175°C.
- Axial leaded package (P600) for easy integration.
Applications
The 5KP43A-HR TVS diode is ideal for protecting I/O interfaces, VCC bus, and other vulnerable circuits in various applications, including:
- Telecommunications equipment.
- Computer systems.
- Industrial electronics.
- Consumer electronics.
Q & A
- What is the peak pulse power dissipation of the 5KP43A-HR?
The peak pulse power dissipation is 5000W (10/1000μs test waveform). - What is the steady state power dissipation on an infinite heat sink at TL=75°C?
The steady state power dissipation is 8.0W. - What is the reverse standoff voltage of the 5KP43A-HR?
The reverse standoff voltage is 43.0V. - What is the breakdown voltage range of the 5KP43A-HR?
The breakdown voltage range is 47.80 to 52.80V. - What is the maximum clamping voltage range of the 5KP43A-HR?
The maximum clamping voltage range is 69.4 to 73.5V. - What is the maximum peak pulse current of the 5KP43A-HR?
The maximum peak pulse current is 5000A. - What is the operating temperature range of the 5KP43A-HR?
The operating temperature range is up to 175°C. - What type of package does the 5KP43A-HR come in?
The 5KP43A-HR comes in an axial leaded package (P600). - What are some common applications for the 5KP43A-HR?
Common applications include telecommunications equipment, computer systems, industrial electronics, and consumer electronics. - Is the 5KP43A-HR a high-reliability component?
Yes, the 5KP43A-HR is designed with high reliability (-HR) for critical applications.
