HER508 Rectifier – 1000V, 5A, Ultrafast Diode – Won-Top

What is HER508?

It is a high-efficiency rectifier diode that is capable of handling up to 1000 volts and 5 amps of current. The HER in the name stands for “high-efficiency rectifier”, indicating that it is designed to minimize power loss during rectification.

Part Number: HER501 Thru HER507

Function: 1000V, 5A, Ultrafast Diode

Package: DO-201AD Type

Manufacturer: Won-Top Electronics

Image and Pinouts:

HER508 datasheet


This type of diode is commonly used in power supply circuits, as well as in other applications where high voltage and high current capabilities are required.


1. DO-201AD, Molded Plastic

2. Diffused Junction

3. Low Forward Voltage Drop

4. High Reliability

5. High Surge Current Capability


1. High efficiency, leading to lower power loss and heat generation

2. High voltage and current ratings, making it suitable for a wide range of applications

3. Low forward voltage drop, resulting in less energy loss during operation

4. Fast recovery time, allowing for high-speed switching applications

5. High surge capability, making it suitable for use in circuits with transient voltage spikes

6. Low leakage current, which helps to maintain circuit stability


Mechanical Data

1. Terminals: Plated Leads Solderable per MIL-STD-202, Method 208

2. Polarity: Cathode Band

3. Weight: 1.2 grams (approx.)

4. Mounting Position: Any

5. Marking: Type Number

Other data sheets are available within the file: HER501, HER502, HER503, HER504, HER505

HER508 Datasheet PDF Download

HER508 pdf


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