AHM-03

Overview

The Ohmite AHM-03 is a single-phase EMC/EMI line filter module designed for AC power line applications. It operates at a rated voltage of 250 VAC and handles a continuous current of 3 A at 40°C. The unit features a dual-stage filtering configuration optimized for low impedance loads, ensuring superior performance in medical and sensitive electronic equipment. Designed for 50/60 Hz frequencies, it utilizes quick connect terminals with 6.3x0.8 mm tabs for circuit integration.

Feature Summary

• Dual-stage filtering architecture provides enhanced attenuation for electromagnetic interference suppression.
• Optimized performance characteristics specifically engineered for operation with low impedance loads.
• Quick connect termination style facilitates rapid and secure installation onto printed circuit boards.

Applications

• Medical equipment requiring strict EMI compliance
• Single-phase AC power line noise suppression
• Electronic devices with low impedance load requirements

Procurement Notes

Verify the specific suffix or variant designation when ordering to ensure compatibility with your system's mounting and termination needs. Confirm that the 3A current rating and 250VAC voltage limits align with your application's peak operational parameters. Check datasheet specifications for thermal derating curves if operating above 40°C ambient temperature. Ensure PCB layout accommodates the quick connect tab dimensions for proper electrical contact.

Selection Notes

Select this component when dual-stage attenuation is required for single-phase AC lines driving low impedance loads. The AHM-03 is suitable for environments where compact form factor and quick-connect assembly are prioritized. Evaluate the 3A current capacity against maximum load requirements to prevent overheating. Consider the chassis mount or board mount implementation based on mechanical constraints.

Part Context

This component belongs to the Ohmite AHM series of medical-grade double stage filters. The series is characterized by its ability to deliver superior filtering performance specifically in applications involving low impedance loads. The AHM-03 represents a standard current rating within this family, utilizing a dual-stage topology to meet stringent emission standards for sensitive electronics.

Replacement Considerations

Cross-reference with other Ahm-L03 variants if different mounting styles are required. Verify that substitute components maintain the dual-stage topology and 3A current handling capability. Ensure replacement parts support the same 250VAC rating and quick connect termination style to preserve mechanical fit.