1N4883

Overview

The Microchip Technology 1N4883 is a high-voltage rectifier diode designed for demanding power conversion applications. It features a peak repetitive reverse voltage of 7.5 kV and supports a continuous forward current of 100 mA. The device operates within an extended temperature range from -65°C to +175°C, ensuring reliability in harsh environments. Packaged in the Package-S-2 through-hole configuration, it exhibits a maximum forward voltage drop of 10 V at rated current and maintains low leakage current of 5 µA. With a power dissipation rating of 1.5 W and a surge current capacity of 4 A, this standard recovery rectifier provides robust performance for specialized industrial and aerospace circuits requiring high voltage isolation.

Feature Summary

• Engineered for high-voltage rectification with a 7.5 kV peak repetitive reverse voltage rating
• Capable of operating reliably across an extended temperature range from -65°C to +175°C
• Features a rugged Package-S-2 through-hole construction for secure mounting
• Provides high surge current handling capability up to 4 A

Applications

• High-voltage power supply rectification
• Industrial control systems requiring extreme temperature tolerance
• Aerospace and defense electronic circuits

Procurement Notes

Verify the specific suffix designation against official Microchip documentation to confirm exact electrical tolerances and package variations. Ensure that the required 7.5 kV reverse voltage rating aligns with your circuit design specifications before procurement. Confirm compliance with relevant environmental standards if the application demands strict regulatory adherence. Cross-reference the Package-S-2 footprint dimensions with your PCB layout to guarantee mechanical compatibility during assembly.

Selection Notes

Select the 1N4883 when circuit designs necessitate high-voltage blocking capabilities exceeding standard silicon diode limits. This component is suitable for applications where thermal stability is critical due to its wide operating temperature range. Consider the 100 mA forward current limit when sizing heat sinks or determining trace widths. Evaluate the 10 V forward voltage drop impact on overall system efficiency compared to lower-voltage alternatives.

Part Context

This component belongs to Microchip's discrete diode portfolio, specifically within the high-voltage rectifier category. It serves as a specialized solution for niche applications where standard general-purpose diodes fail to meet voltage or thermal requirements. The product line emphasizes reliability and durability for mission-critical electronics.

Replacement Considerations

Consult official Microchip substitution guides for verified equivalents. Generic replacements may not match the 7.5 kV rating or Package-S-2 form factor.