BM2SCQ124T-LBZ

AC DC Converters, Offline Switchers Overview

The BM2SCQ124T-LBZ is an AC/DC converter IC from ROHM Semiconductor, designed for industrial equipment auxiliary power supplies. It integrates a 1700V SiC MOSFET and operates with a switching frequency of 120kHz. The device accepts an input voltage range of 15V to 27.5V. It utilizes a quasi-resonant control method to achieve low EMI and high efficiency. The component is housed in a TO-263-7L package and supports operation temperatures from -40°C to +105°C.

AC DC Converters, Offline Switchers Feature Summary

• Integrates a 1700V breakdown voltage Silicon Carbide (SiC) MOSFET within the controller IC.
• Employs a quasi-resonant switching technique to minimize electromagnetic interference and enhance conversion efficiency.
• Features built-in protection mechanisms including latch-type output over-current protection and auto-restart functionality.

AC DC Converters, Offline Switchers Applications

• Industrial equipment auxiliary power supplies
• High-efficiency AC/DC converter designs requiring low EMI
• Power systems utilizing 1700V rated components

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific ordering suffix and revision level against the official datasheet before procurement. Confirm that the intended application aligns with the specified input voltage range of 15V to 27.5V. Ensure thermal management strategies account for the TO-263-7L package characteristics. Check current supply status as product lifecycles may change.

AC DC Converters, Offline Switchers Selection Notes

Select this component when designing AC/DC converters that require the high breakdown voltage capability of SiC technology without external discrete MOSFETs. The integrated quasi-resonant control is suitable for applications prioritizing low acoustic noise and reduced electromagnetic interference. Consider the fixed 120kHz switching frequency and the specific input voltage window when evaluating system compatibility.

AC DC Converters, Offline Switchers Part Context

This part belongs to the BM2SCQ series of AC/DC converter ICs developed by ROHM Semiconductor. The series is engineered for industrial markets, combining power semiconductor integration with advanced control logic. It represents a move toward compact, high-performance power solutions that reduce component count and simplify layout requirements for engineers.

AC DC Converters, Offline Switchers Replacement Considerations

The BM2SC124FP2-LBZE2 is listed as a similar level replacement with the same pinout. Verify functional equivalence and package compatibility before substitution.