BM2LD250FJ-CE2

Power Distribution Switches, Load Drivers Overview

The BM2LD250FJ-CE2 is a two-channel low-side switch IC designed for automotive IPD applications. It operates within a supply voltage range of 3 V to 5.5 V and features a maximum on-resistance of 625 mΩ. The device supports a DC output current of 1.1 A at 85°C, with an overcurrent limit minimum of 1.3 A. It includes built-in overcurrent protection, dual thermal shutdown, active clamp functions, and output diagnostic capabilities. Qualified under AEC-Q100 Grade 1, it withstands junction temperatures from -40°C to 150°C.

Power Distribution Switches, Load Drivers Feature Summary

• Built-in dual thermal shutdown circuit combining junction temperature detection and steep temperature rise protection.
• Integrated output diagnostic function specifically designed to detect thermal shutdown events.
• AEC-Q100 Grade 1 qualification ensuring reliability for automotive environments.
• Functional safety supportive design enabling comprehensive safety analysis.

Power Distribution Switches, Load Drivers Applications

• 12V automotive power distribution systems
• Automotive lighting control circuits
• Actuator driving applications
• Solenoid load switching

Power Distribution Switches, Load Drivers Procurement Notes

Verify the specific suffix CE2 against the official ROHM datasheet to confirm package type and tape/reel specifications. Ensure the component meets AEC-Q100 Grade 1 requirements for your target automotive application. Cross-reference the functional safety classification as FS supportive during system integration planning. Confirm that the SOP-J8 package dimensions align with your PCB layout constraints before finalizing procurement.

Power Distribution Switches, Load Drivers Selection Notes

Select this IC when a two-channel low-side switch with integrated diagnostic feedback is required for automotive loads. The 1.1 A continuous current rating suits moderate power applications like lamps or small actuators. The inclusion of active clamp and dual TSD provides robust protection against inductive kickback and overheating. Consider the 625 mΩ on-resistance for thermal management calculations in high-ambient temperature environments.

Power Distribution Switches, Load Drivers Part Context

This component belongs to the BM2LD series of automotive-grade power switch ICs from ROHM Semiconductor. It represents a Gen2 generation device optimized for 12V vehicle architectures. The series emphasizes functional safety support and advanced diagnostic features compared to standard industrial switches. It complements other ROHM PMIC solutions by providing reliable load switching with minimal external component requirements.

Power Distribution Switches, Load Drivers Replacement Considerations

BM2LD080FJ-CE2 offers lower on-resistance but reduced current capacity. BM2LB300FJ-CE2 provides higher current handling with different pinout characteristics. BM2LE250FJ-CE2 lacks the specific output diagnostic function found in the LD series. Verify electrical compatibility and package footprint before substituting with any alternative part number.