CDBH3-00340-HF

Diode Arrays Overview

The CDBH3-00340-HF is a Schottky barrier rectifier manufactured by Comchip Technology. It features a common cathode configuration within an SOT-523 surface-mount package. The device has a maximum repetitive reverse voltage of 40 V and an average forward current rating of 30 mA. Key electrical parameters include a maximum DC forward voltage of 1 V at the rated current and a maximum reverse leakage current of 1 µA at 40 V. The component operates within a temperature range of -55°C to +150°C junction temperature.

Diode Arrays Feature Summary

• Common cathode dual diode configuration for efficient circuit design
• Ultra-fast switching characteristics suitable for high-frequency applications
• Low forward voltage drop to minimize power loss and heat generation
• Lead-free construction compliant with environmental standards

Diode Arrays Applications

• High-speed switching circuits in consumer electronics
• DC-DC converter output rectification
• Polarity protection in low-current power supplies
• Clamping diodes in signal processing paths

Diode Arrays Procurement Notes

Verify the specific suffix 'HF' confirms lead-free compliance during sourcing. Confirm the SOT-523 package dimensions match the PCB footprint requirements. Ensure the 30 mA current rating meets the application's peak load demands without derating issues. Check datasheet revisions for any updates on thermal resistance values.

Diode Arrays Selection Notes

Select this component when a compact, dual-diode solution is required for low-voltage, low-current applications. The SOT-523 package offers space savings compared to larger packages. Consider the 40 V reverse voltage limit and 30 mA forward current capability against the circuit's maximum operating conditions. Evaluate thermal management needs based on the expected duty cycle and ambient temperature.

Diode Arrays Part Context

This part belongs to Comchip Technology's Schottky diode portfolio, designed for general-purpose rectification and switching. It utilizes silicon epitaxial planar chip technology for reliability. The common cathode arrangement allows for use in full-wave rectification or logic gate configurations within small form-factor designs.

Diode Arrays Replacement Considerations

Potential substitutes include other SOT-523 Schottky diodes with matching 40V/30mA ratings from manufacturers like Diodes Inc. or ON Semiconductor. Verify pinout compatibility and forward voltage characteristics before substitution.