YA9037-ALD

Overview

The Coilcraft YA9037-ALD is a No-Opto Flyback Transformer designed for isolated power conversion. It features a 1:3 turns ratio and supports input voltages from 4 V to 65 V, with a nominal rating of 48 V at 0.1 A. The device delivers a maximum power output of 6 W and operates at a switching frequency of 300 kHz. It provides 1500 Vrms isolation between primary and secondary windings. The component utilizes a ferrite core and is available in surface-mount packaging on a 13-inch plastic tape reel.

Feature Summary

• Integrated no-optocoupler feedback architecture for simplified control loop design
• High voltage isolation capability between primary and secondary circuits
• Surface-mount construction optimized for automated assembly processes

Applications

• Isolated DC-DC converter modules
• Flyback power supply designs
• Industrial control system power stages

Procurement Notes

Verify the specific suffix against the manufacturer's current documentation to confirm exact electrical tolerances and packaging specifications. Ensure that the selected variant matches the required isolation voltage and power rating for the target application. Cross-reference the datasheet revision date to guarantee compliance with current manufacturing standards and availability constraints.

Selection Notes

Select this transformer based on the required 1:3 turns ratio and 6 W power handling capacity. Confirm compatibility with the intended switching frequency of 300 kHz and input voltage range up to 65 V. Evaluate the physical footprint requirements against the surface-mount package dimensions provided in the official mechanical drawings.

Part Context

This component belongs to the Coilcraft No-Opto Flyback Transformer series, which integrates feedback functionality to eliminate the need for external optocouplers. The series offers various ratios and power levels to support diverse isolated power conversion needs while maintaining compact form factors suitable for modern electronic assemblies.

Replacement Considerations

Consult the official Coilcraft catalog for direct equivalents within the YA903x-AL series. Verify that any substitute part maintains identical isolation ratings, turns ratio, and power specifications to ensure circuit performance integrity.