FAN3241TMX

Power Distribution Switches, Load Drivers Overview

The FAN3241TMX is a dual-coil relay driver integrated circuit manufactured by onsemi. It features two high-side power switches designed to drive dual-coil latching relays. The device operates within a supply voltage range of 18V and supports a maximum output current of 5A per channel. It utilizes an SOIC-8 surface-mount package with dimensions of 4.9mm in length, 3.9mm in width, and 1.575mm in height. The component functions reliably across an operating temperature range from -40°C to 125°C, with rise and fall times specified at 12ns and 9ns respectively.

Power Distribution Switches, Load Drivers Feature Summary

• Integrated dual-channel architecture for simultaneous control of dual-coil latching relays
• High-side power switching capability suitable for direct relay coil driving
• Robust thermal performance supporting operation up to 125°C junction temperature

Power Distribution Switches, Load Drivers Applications

• Smart electronic meters requiring reliable relay actuation
• Solar energy systems utilizing dual-coil latching relays for power management
• Industrial control units needing compact high-current switching solutions

Power Distribution Switches, Load Drivers Procurement Notes

Verify the specific suffix 'TMX' against the manufacturer's official datasheet to confirm tape-and-reel packaging specifications. Ensure the ordering part number matches the exact electrical characteristics required for the target application. Cross-reference the component marking code with the latest production data to avoid counterfeit or obsolete stock. Confirm compliance with RoHS directives if environmental regulations apply to the end product.

Power Distribution Switches, Load Drivers Selection Notes

Select this component when designing circuits that require independent control of two separate relay coils within a limited footprint. The SOIC-8 package offers a balance between thermal dissipation and board space efficiency. Consider the 5A output capacity to ensure adequate drive strength for the specific relay coils used. Evaluate the 18V maximum supply voltage constraint against the system's power rail availability.

Power Distribution Switches, Load Drivers Part Context

This device belongs to the FAN32xx series of power drivers from onsemi, which focuses on efficient switching solutions for embedded applications. The FAN3241TMX specifically addresses the need for compact, high-current relay driving in consumer and industrial electronics. It complements other load drivers in the portfolio by offering dual-channel integration in a standard small-outline package.

Power Distribution Switches, Load Drivers Replacement Considerations

Check for pin-compatible alternatives such as the FAN3224TMX if single-channel functionality is acceptable. Verify that any substitute maintains the same SOIC-8 footprint and thermal characteristics. Ensure the replacement part supports the required 18V supply and 5A current rating for dual-coil operation.