PM61300-5

Overview

The PM61300-5 is a surface-mount audio and signal transformer manufactured by Bourns Inc. under the J.W. Miller brand. It features an unshielded design with a nominal inductance of 20 uH and a tolerance of 10%. The component supports a maximum DC current of 70 mA and has a maximum DC resistance of 2.34 Ohms. It utilizes SMD/SMT termination types for board integration.

Feature Summary

• Surface-mount construction for automated assembly
• Unshielded magnetic core design
• Optimized for AC/DC converter applications

Applications

• AC/DC Converters - CCFL

Procurement Notes

Verify end-of-life status before procurement as the PM61300 series is discontinued due to diminishing demand. Confirm RoHS compliance requirements, as this specific part may not meet current environmental standards. Ensure replacement strategies are aligned with long-term supply chain stability given the obsolescence notice.

Selection Notes

Select this component only for legacy designs requiring a 20 uH unshielded SMD transformer. Evaluate alternative components if new product development is intended, as the series is no longer recommended for new designs. Consider physical footprint compatibility and electrical parameter alignment with existing circuit topologies.

Part Context

This component belongs to the Bourns PM61300 Series of SMD CCFL transformers. The series was designed for backlight inverter applications but has been officially discontinued by the manufacturer. The PM61300-5 represents a specific variant within this family characterized by its 20 uH inductance value.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Users should consult official obsolescence memos or contact the manufacturer for recommended alternatives.