PM7232S-R72M

Fixed Inductors Overview

The PM7232S-R72M is a shielded, wirewound surface-mount power inductor from the Bourns PM7232S series. It features a nominal inductance of 720 nH with a tolerance of ±20%. The component supports a maximum rated current of 12.5 A and exhibits a maximum DC resistance of 8 mΩ. Designed for operation between -40°C and +150°C, it utilizes a non-standard package measuring 7.80 mm in length, 7.00 mm in width, and 3.20 mm in height. Electrical testing is specified at 100 kHz.

Fixed Inductors Feature Summary

• Shielded drum core construction minimizes electromagnetic interference.
• High current handling capability suitable for power delivery applications.
• Surface mount design facilitates automated assembly processes.

Fixed Inductors Applications

• Power factor correction systems
• DC-DC converter output filtering
• General power supply circuitry

Fixed Inductors Procurement Notes

This component is officially classified as obsolete by the manufacturer. Verification of availability should focus on surplus distributors or secondary market sources rather than direct manufacturing channels. Buyers must confirm the specific revision status and physical condition of existing stock, as production has ceased. Cross-referencing datasheet revisions is recommended to ensure compatibility with legacy designs.

Fixed Inductors Selection Notes

Engineers should consider that this part is not recommended for new designs. The SRP7030 series is the preferred alternative within the manufacturer's portfolio for similar high-current requirements. Selection should prioritize components with active status to ensure long-term supply chain stability and consistent manufacturing quality standards.

Fixed Inductors Part Context

The PM7232S-R72M belongs to the PM7232S family of shielded SMT high-current power inductors manufactured by Bourns Inc. This series was designed to provide robust performance in compact power electronics. The specific model represents a low-inductance variant optimized for high-frequency switching applications requiring significant current capacity.

Fixed Inductors Replacement Considerations

Public documentation identifies the SRP7030 series as the preferred replacement for the PM7232S series. Engineers should evaluate the SRP7030 for equivalent current ratings and form-factor compatibility when redesigning circuits that previously utilized this obsolete component.

Fixed Inductors FAQ

Is the PM7232S-R72M RoHS compliant?

No, the component is explicitly listed as not RoHS compliant in its environmental classification data.

What is the maximum operating temperature for this inductor?

The device is rated for an operating temperature range extending up to 150°C.