BAS21-7

Single Diodes Overview

The BAS21-7 is a surface-mount small signal switching diode manufactured by Diodes Incorporated. It features a single silicon junction in an SOT-23 package. Key electrical parameters include a maximum repetitive peak reverse voltage of 250 V and a forward current of 200 mA. The device exhibits a low reverse leakage current of 100 nA at 200 V and a typical forward voltage of 1 V at 200 mA. Operating temperatures range from -55 °C to +150 °C, with a power dissipation rating of 250 mW.

Single Diodes Feature Summary

• Fast switching speed suitable for general-purpose applications
• High conductance characteristics
• RoHS compliant and lead-free construction

Single Diodes Applications

• General purpose switching circuits
• Signal rectification
• Clamping and protection applications

Single Diodes Procurement Notes

Verify the specific suffix against official Diodes Incorporated documentation to confirm exact packaging and compliance status. Ensure the component matches the required voltage and current ratings for the target circuit design before procurement.

Single Diodes Selection Notes

Select this component for designs requiring a compact SOT-23 footprint with high reverse voltage tolerance. Consider the 250 V rating and fast switching characteristics when replacing standard signal diodes in space-constrained PCB layouts.

Single Diodes Part Context

This part belongs to the BAS21 series of surface mount switching diodes. It is electrically compatible with other variants in the family but distinguished by its specific packaging and suffix designation. The series is designed for high reliability in consumer and industrial electronics.

Single Diodes Replacement Considerations

Check datasheets for equivalent parts like BAS19 or BAV99 to ensure pinout and electrical parameter compatibility. Verify that substitute components meet the same thermal and voltage requirements.