MMBD4148W_R1_00001

Single Diodes Overview

The MMBD4148W_R1_00001 is a surface mount switching diode from the Panjit USM-02TA series, housed in an SOT-323 package. It features a peak reverse voltage of 100 V and a maximum average forward current of 150 mA at 25°C. The device dissipates 200 mW with a typical thermal resistance of 640 °C/W. Electrical characteristics include a maximum forward voltage of 1.25 V at 0.15 A, a reverse current of 2.5 µA at 75 V, and a junction capacitance of 1.5 pF. It supports a peak forward surge current of 4 A and operates within a temperature range of -55 to +150 °C.

Single Diodes Feature Summary

• Fast switching speed with a maximum reverse recovery time of 4 ns.
• Electrically identical to standard JEDEC specifications for compatibility.
• High conductance performance suitable for efficient signal processing.
• Surface mount design optimized for automatic insertion processes.

Single Diodes Applications

• General purpose signal switching circuits
• High frequency rectification applications
• Clamping and protection circuits

Single Diodes Procurement Notes

Verify the specific ordering suffix matches the required packaging format, such as cut tape or reel quantities. Confirm RoHS 2.0 compliance and green molding compound standards against project requirements. Ensure the manufacturer part number aligns exactly with the requested SOT-323 variant to avoid functional discrepancies during integration.

Single Diodes Selection Notes

Select this component when a compact SOT-323 footprint is required for high-speed switching tasks. Consider the 200 mW power dissipation limit and derating curves for thermal management. Verify that the 100 V reverse voltage rating exceeds the circuit's peak operating voltage to ensure reliable blocking performance under all conditions.

Single Diodes Part Context

This part belongs to the MMBD4148W series manufactured by Panjit International Inc. It shares electrical characteristics with the MMBD4448W and BAS16W variants within the same datasheet. The series utilizes a plastic case construction with solderable terminals compliant with MIL-STD-750 methods.

Single Diodes Replacement Considerations

Direct substitutes include other manufacturers' MMBD4148 devices meeting JEDEC standards. Verify pinout compatibility and package dimensions before substitution. Cross-reference thermal resistance and reverse recovery times to ensure equivalent switching performance in the target application.