BAS521-QF

Single Diodes Overview

The BAS521-Q is a high-voltage switching diode from Nexperia, encapsulated in an ultra-small SOD523 (SC-79) flat lead Surface-Mounted Device plastic package. It features a repetitive peak reverse voltage of 300 V and a maximum forward current of 250 mA. The device exhibits a typical reverse recovery time of 16 ns with a maximum of 50 ns, ensuring high-speed performance. It is qualified according to AEC-Q101 standards for automotive applications.

Single Diodes Feature Summary

• High switching speed with low reverse recovery time
• High reverse voltage capability up to 300 V
• Qualified for automotive applications per AEC-Q101 standard
• Ultra-small SMD plastic package for space-constrained designs

Single Diodes Applications

• High-speed switching circuits
• High-voltage switching applications

Single Diodes Procurement Notes

Verify the specific ordering suffix against the manufacturer's official documentation to ensure correct package and marking specifications. Confirm that the component meets the required AEC-Q101 qualification status for your intended automotive or industrial application before finalizing procurement decisions.

Single Diodes Selection Notes

Select this component when designing circuits requiring high-voltage blocking capabilities combined with fast switching speeds in a minimal footprint. Ensure the operating junction temperature remains within the specified limits and that the forward current does not exceed the repetitive peak rating under pulsed conditions.

Single Diodes Part Context

This part belongs to Nexperia's portfolio of high-voltage switching diodes designed for robust performance in demanding environments. The BAS521-Q utilizes advanced semiconductor technology to achieve low capacitance and fast recovery times, making it suitable for modern electronic systems where efficiency and size are critical factors.

Single Diodes Replacement Considerations

Consult official Nexperia substitution guides for verified alternatives. Do not assume pin-compatible replacements without verifying electrical parameters such as reverse voltage and recovery time against the original specification.

Single Diodes FAQ

What is the maximum repetitive peak reverse voltage?

The maximum repetitive peak reverse voltage (VRRM) is 300 V.

Is this component suitable for automotive use?

Yes, the BAS521-Q is qualified according to the AEC-Q101 standard and is recommended for use in automotive applications.