CDBFR03100-HF

Overview

The CDBFR03100-HF is a Schottky barrier rectifier manufactured by Comchip Technology. It features a single silicon epitaxial planar chip configuration housed in an SMD/SMT 1005 (2512 metric) package. The device supports a maximum repetitive reverse voltage of 100 V and conducts a forward current of 300 mA. Key electrical parameters include a maximum forward voltage of 750 mV, a peak forward surge current capability of 3 A, and a maximum reverse leakage current of 50 uA. The component operates within a temperature range starting from -55 °C.

Feature Summary

• Utilizes silicon epitaxial planar chip technology with metal-silicon junction construction for high-speed switching applications.
• Designed with a low-profile surface mount package to optimize board space efficiency.
• Provides overvoltage protection capabilities alongside ultra-high-speed switching performance.

Applications

• Low profile surface mounted applications requiring optimized board space.
• General purpose rectification circuits utilizing Schottky barrier characteristics.
• Overvoltage protection guarding in electronic systems.

Procurement Notes

Verify the active lifecycle status before procurement as documentation indicates potential obsolescence or discontinuation by the manufacturer. Confirm compliance with RoHS directives and lead-free manufacturing standards required for MIL-STD-19500/228 environmental specifications. Ensure the specific 1005 package dimensions align with existing PCB footprints and thermal management requirements for the target application design.

Selection Notes

Select this component when a 100 V reverse voltage rating and 300 mA continuous forward current are required in a compact SMD form factor. The low forward voltage drop makes it suitable for improving efficiency in power conversion stages. Consider the 3 A surge current capability for handling transient loads. Verify that the -55 °C minimum operating temperature meets the environmental constraints of the intended deployment scenario.

Part Context

This part belongs to the Comchip Technology Schottky diode and rectifier product line. It utilizes batch process design to ensure consistent thermal resistance and reverse leakage current performance. The series is engineered for high efficiency and low power loss, distinguishing it from standard general-purpose rectifiers through its specialized Schottky barrier construction and rapid switching attributes.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Evaluate alternative Schottky rectifiers with matching 100 V ratings, 300 mA current capacity, and compatible 1005 package dimensions. Verify that any replacement maintains equivalent forward voltage and reverse leakage specifications to ensure circuit compatibility.