ONSEMI Fast / Ultrafast Diode, 1 kV, Single, 75 ns - 4 1.85 70
ONSEMI ultrafast diode, 1 kV, 4 A, for switching power supplies & inverters. Low leakage, 75 ns recovery, 175°C max. Reliable power component.
The ONSEMI Fast / Ultrafast Diode is a premium-quality switch-mode power rectifier engineered for high-performance applications. Built with a robust moulded epoxy case and equipped with solderable axial leads, it delivers excellent durability and easy integration into a wide range of circuit designs. The diode features a high-temperature glass passivated junction, ensuring superior stability and low leakage current even under demanding operational conditions. Its exceptional reverse energy capability and a guaranteed 20 mJ avalanche energy rating provide excellent protection against damaging voltage transients in inductive load circuits, making it a highly reliable choice for safeguarding sensitive electronics. The cathode is clearly indicated by a polarity band for straightforward and error-free installation.
This ultrafast rectifier is specifically designed for high-efficiency power conversion systems. It offers a fast reverse recovery time of 75 ns, which minimises switching losses and enhances overall circuit efficiency. With a maximum repetitive peak reverse voltage of 1 kV and an average forward current rating of 4 A, it is built to handle significant power demands. The forward surge current capability further ensures resilience against initial inrush currents, contributing to long-term system reliability. The compact DO-201AD package style makes it suitable for space-constrained applications without compromising on performance or thermal management.
Ideal for Professional and Industrial Use
This versatile diode is a fundamental component in modern power electronics. Its primary function is to rectify AC to DC current efficiently in high-frequency switching environments. Key application areas include switch-mode power supplies (SMPS), inverters for motor control and renewable energy systems, and as a freewheeling or flyback diode in inductive circuits. It is an essential part of power management solutions across various
Variant Details
- Size: 4 1.85 70
- Switching power supplies (SMPS)
- Inverters
- As freewheeling / flyback diodes
- Power management systems
- Repetitive Peak Reverse Voltage: 1 kV
- Average Forward Current: 4 A
- Diode Configuration: Single
- Forward Voltage Max: 1.85 V
- Reverse Recovery Time: 75 ns
- Forward Surge Current: 70 A
- Maximum Operating Temperature: 175 °C
- Case Style: DO-201AD
- Number of Pins: 2
- Avalanche Energy Rating: 20 mJ
- Junction Type: High temperature glass passivated
- Polarity Indication: Cathode marked by polarity band
- Weight: 1.1 grams
- Dimensions (H x W x D): 43 mm x 33 mm x 15 mm
- Operating Temperature Max: 175°C
- Diode Case Style: DO-201AD
- of Pins: 2Pins
- SVHC: No SVHC (25-Jun-2025)
Documents
Always follow local regulations and product guidance.
Free standard delivery on UK mainland orders. Express delivery options and international shipping available at checkout.
We offer a 30-day money-back guarantee on most products. For faulty items, contact us within 14 days for a replacement or refund.
View Full Delivery & Returns PolicySecure Transactions
We take the utmost care with your payment and personal details. Our website employs advanced encryption technology, including Secure Sockets Layer (SSL), to protect your information during transmission. You can verify a secure connection by looking for 'https' and a locked padlock in your browser.
Cookie Policy
Cookies enhance your shopping experience by keeping track of your basket and remembering you when you return. We also use banner advertising based on your browsing history to present products of potential interest.
Security Warning
Beware of phishing scams! We will never ask for personal details via email. If such information is required, we'll request you to contact us by phone. If you receive an email requesting sensitive information, do not respond and let us know immediately.
You may like
