BAT43W

Single Diodes Overview

The BAT43W is a surface mount Schottky barrier diode manufactured by HY Electronic (Cayman) Limited. It features a SOD123 package with a maximum repetitive peak reverse voltage of 30 V and a forward rectified current of 200 mA. The device exhibits a low forward voltage, reaching up to 1.00 V at 200 mA, and maintains a junction temperature range from -50°C to +150°C. Electrical characteristics include a maximum reverse leakage current of 0.5 µA at 25 V and a peak forward surge current capability of 400 mA.

Single Diodes Feature Summary

• Low forward voltage design for high efficiency
• High current capability within compact SOD123 package
• Halogen-free construction compliant with RoHS standards

Single Diodes Applications

• General-purpose rectification in low power circuits
• Clamping and protection applications
• High frequency switching power supplies

Single Diodes Procurement Notes

Verify the specific ordering suffix against the manufacturer's official documentation to confirm exact reel quantities and tape specifications. Ensure that the component marking code matches the datasheet requirements for quality assurance. Confirm compliance with environmental directives such as halogen-free status prior to final procurement authorization.

Single Diodes Selection Notes

Select this component when a small form factor is required alongside moderate current handling capabilities. The SOD123 package facilitates automated surface mount assembly processes. Evaluate thermal derating curves to ensure adequate heat dissipation under continuous operating conditions within the specified ambient temperature limits.

Single Diodes Part Context

This part belongs to the Schottky barrier diode family designed for general electronic applications. It utilizes a molded green compound case with UL flammability classification rating 94V-0. Matte tin plated terminals provide solderability per MIL-STD-750 method 2026 for reliable interconnection.

Single Diodes Replacement Considerations

Cross-reference pin configurations and electrical ratings with alternative manufacturers offering SOD123 packaged Schottky diodes. Verify compatibility of forward voltage drops and reverse recovery times to maintain circuit performance integrity.