BM1Z001FJ-E2

Overview

The BM1Z001FJ-E2 is an AC voltage zero cross detection IC manufactured by ROHM Semiconductor. It operates within a supply voltage range of 10 V to 28 V and draws a typical operating current of 160 uA. The device features a power dissipation rating of 830 mW and supports an operating temperature range from -40°C to +105°C. Packaged in a 7-SOP-JS format, it provides an n-channel open drain output for precise timing detection.

Feature Summary

• Eliminates the need for photocouplers and external components to reduce part count
• Supports both normal rectification and double rectification modes
• Includes thermal shutdown and under-voltage lockout protection circuits

Applications

• Washing machines
• Air conditioners
• Household appliances

Procurement Notes

Verify the specific suffix E2 against the manufacturer's latest datasheet to confirm package dimensions and compliance status. Ensure the design accommodates the 7-SOP-JS footprint and that the input voltage remains within the specified 10 V to 28 V range during operation.

Selection Notes

Select this component when designing isolated or non-isolated AC-DC converters requiring precise zero-crossing signals without optical isolation. It is suitable for applications demanding low standby power consumption and high reliability in household appliance environments.

Part Context

This IC belongs to the BM1ZxxxFJ series of AC voltage zero cross detection ICs. The series is designed to detect AC voltage zero-crossing timings with high precision, enabling significant reductions in standby power consumption compared to traditional photocoupler-based control methods.

Replacement Considerations

BM1Z012FJ-E2 is a documented variant within the same family offering similar zero-cross detection capabilities.