PLN060-ER20A03S

Switching Converter, SMPS Transformers Overview

The PLN060-ER20A03S is a surface-mount polymeric positive temperature coefficient (PPTC) resettable fuse manufactured by Bourns Inc. This component belongs to the PLN060 series, designed for overcurrent protection in electronic circuits. It features a hold current of 3.0 Amperes and a trip current of 6.0 Amperes. The device operates with a maximum voltage rating of 60 Volts DC and can handle a maximum current of 100 Amperes. It utilizes an ER20 case size, providing a compact footprint suitable for space-constrained applications.

Switching Converter, SMPS Transformers Feature Summary

• Provides automatic circuit interruption upon detection of overcurrent conditions
• Restores normal operation automatically after fault clearance and cooling
• Designed for surface-mount assembly processes

Switching Converter, SMPS Transformers Applications

• Portable electronics battery protection
• Consumer appliance input filtering
• Industrial control board safeguarding

Switching Converter, SMPS Transformers Procurement Notes

Verify the specific ordering suffix against the manufacturer's official datasheet to confirm exact electrical characteristics and packaging configuration. Ensure the selected variant matches the required hold current and voltage ratings for the target application circuit. Cross-reference the part number with authorized distributors to confirm availability and authenticity before placing orders.

Switching Converter, SMPS Transformers Selection Notes

Select this component based on the circuit's nominal operating current and potential fault currents. Ensure the maximum voltage rating exceeds the system's peak voltage. Consider the thermal environment, as ambient temperature affects the hold current performance. Verify that the physical dimensions of the ER20 package fit within the available PCB area constraints.

Switching Converter, SMPS Transformers Part Context

This part is part of Bourns' PLN060 family of resettable fuses. These devices are engineered to replace traditional fusible links in various electronic assemblies. The series offers multiple current ratings and case sizes to accommodate diverse design requirements while maintaining consistent protection characteristics across the product line.

Switching Converter, SMPS Transformers Replacement Considerations

Consult official substitution lists for equivalent PTC devices from other manufacturers if supply issues arise. Ensure any replacement part matches or exceeds the original voltage, current, and thermal specifications. Verify compatibility with existing PCB footprints and reflow soldering profiles.