FMJ-2303

Diode Arrays Overview

The FMJ-2303 is a silicon Schottky barrier diode designed for high-frequency rectification. It features a resin-molded structure with UL94V-0 flammability rating. The device supports a peak reverse voltage of 30 V and an average forward current of 30 A, with a surge current capacity of 150 A. Key electrical characteristics include a maximum forward voltage drop of 0.48 V at 15 A and a thermal resistance of 4.0 °C/W. Operating temperatures range from -40 °C to +150 °C.

Diode Arrays Feature Summary

• Resin molded construction with UL94V-0 equivalent flammability rating
• Designed specifically for high-frequency rectification applications
• Low forward voltage drop characteristic for efficient power conversion

Diode Arrays Applications

• High frequency rectification circuits

Diode Arrays Procurement Notes

Verify the component status as Not Recommended for New Designs before initiating procurement. Confirm that the specific lot marking format aligns with manufacturing date codes. Ensure the sourcing channel provides original manufacturer documentation to validate authenticity and technical specifications.

Diode Arrays Selection Notes

Select this component when a robust Schottky barrier diode with high surge current capability is required. Consider the 30 A average forward current and low thermal resistance for effective heat dissipation in compact designs. Evaluate the 30 V reverse voltage rating against circuit requirements to ensure adequate safety margins.

Diode Arrays Part Context

Manufactured by Sanken Electric Co., Ltd., the FMJ-2303 belongs to their silicon diode portfolio. Sanken specializes in power electronics solutions, including motor drivers and power management ICs. This diode utilizes a standard leaded package suitable for through-hole mounting in industrial and consumer electronic applications.

Diode Arrays Replacement Considerations

As the FMJ-2303 is marked Not Recommended for New Designs, evaluate alternative Schottky diodes with comparable 30 V/30 A ratings. Verify pinout compatibility and thermal resistance values to ensure seamless integration into existing PCB layouts without redesign.

Diode Arrays FAQ

What is the maximum junction temperature for the FMJ-2303?

The maximum operating junction temperature (Tj) for the FMJ-2303 is +150 °C.

How is the lot number encoded on the FMJ-2303?

The lot number consists of four characters: the first is the last digit of the year, the second indicates the month (1-9, O, N, D), and the third and fourth represent the day.

What is the dielectric strength between the leads and case?

The dielectric strength is rated at 1.0 kV AC for one minute between the leads and the case.