CDBC3150-HF

Overview

The CDBC3150-HF is a silicon Schottky barrier rectifier manufactured by Comchip Technology, designed for surface-mount applications. It features a single diode configuration housed in an SMC (DO-214AB) package. The device supports a maximum repetitive reverse voltage of 150 V and conducts a continuous forward current of 3 A. Key electrical characteristics include a low forward voltage drop of 950 mV and a high surge current capability of 80 A. The component operates reliably within a temperature range of -55 °C to +150 °C, with a specified reverse leakage current of 300 µA.

Feature Summary

• Utilizes Schottky barrier technology to achieve low forward voltage drop and minimize power loss during conduction.
• Engineered with silicon construction to provide fast switching speeds and reduced reverse recovery time.
• Designed with a robust SMC surface-mount package to facilitate automated assembly and reliable thermal dissipation.

Applications

• High-frequency rectification in DC-to-DC converter circuits
• Power supply freewheeling diodes in adapter designs
• Reverse polarity protection in electronic systems

Procurement Notes

Verify the specific datasheet revision and RoHS compliance status directly with the manufacturer or authorized distributor before procurement. Confirm that the ordering suffix matches the required packaging format, such as reel or cut tape, as these may vary. Ensure that the component's thermal management requirements align with the intended application environment to maintain performance within the specified operating temperature range.

Selection Notes

Select this component when a surface-mount solution is required for medium-current rectification applications. The SMC package offers a balance between current handling capacity and board space efficiency. Consider the 150 V voltage rating and 3 A current limit to ensure adequate headroom for the circuit design. Evaluate the thermal resistance of the PCB layout to manage heat dissipation effectively under continuous load conditions.

Part Context

This part belongs to the Comchip Technology Schottky Diodes & Rectifiers product line. It is categorized under discrete semiconductor devices specifically engineered for efficient power conversion. The SMC package standardizes the footprint for compatibility with common surface-mount assembly processes used in modern electronics manufacturing.

Replacement Considerations

Public confirmed substitute part numbers include CDBC3150-G.