1N5819-B

Overview

The Diodes Incorporated 1N5819-B is a 1.0A Schottky Barrier Rectifier housed in the DO-41 through-hole package. It features a peak repetitive reverse voltage of 40V and an average rectified output current of 1.0A at +90°C. The forward voltage drop is specified at 0.60V for a 1.0A current and 0.90V at 3.0A. Non-repetitive peak forward surge current reaches 25A, while peak reverse leakage current is 1.0mA at rated DC blocking voltage. Operating and storage temperature ranges span from -65°C to +125°C.

Feature Summary

• Guard ring die construction provides transient protection capabilities
• Designed for low-power loss and high efficiency operation
• Features high-surge capability and high-current handling
• RoHS compliant with lead-free finish

Applications

• Low-voltage, high-frequency inverters
• Free wheeling applications
• Polarity protection circuits

Procurement Notes

Verify the specific suffix against official documentation to confirm exact packaging or testing variations. Confirm RoHS compliance status and environmental declarations directly with the manufacturer. Check for any discontinuance notifications or lifecycle changes before finalizing procurement plans.

Selection Notes

Select this component for applications requiring fast switching speeds and low forward voltage drops. Ensure the operating environment stays within the specified temperature range. Verify that the 40V reverse voltage rating meets the circuit requirements.

Part Context

This part belongs to the 1N5817-1N5819 series of Schottky barrier rectifiers manufactured by Diodes Incorporated. These devices are designed for general-purpose rectification in power supply applications. The series offers various reverse voltage ratings to suit different circuit needs.

Replacement Considerations

Consult official substitution guides for equivalent parts. Verify pinout compatibility and electrical specifications match the original design requirements.