BM2P061HK-LBZ

AC DC Converters, Offline Switchers Overview

The BM2P061HK-LBZ is a PWM type DC/DC converter IC from ROHM Semiconductor, designed for AC/DC conversion in devices with electrical outlets. It integrates an 800V switching MOSFET and operates at a fixed switching frequency of 65kHz. The device supports both isolated and non-isolated topologies to facilitate low-power converter design. Key electrical parameters include a maximum drain voltage of 800V, a minimum input voltage of 10.9V, and a maximum input voltage of 30V. It features current mode control with cycle-by-cycle current limiting, burst operation at light loads for high efficiency, and a built-in frequency hopping function to reduce EMI. The component is housed in a DIP-7 package and operates within a temperature range of -40°C to +105°C.

AC DC Converters, Offline Switchers Feature Summary

• Integrates an 800V耐压 super junction MOSFET with a built-in start circuit for low power consumption.
• Employs PWM current mode control with cycle-by-cycle current limiting for excellent bandwidth and transient response.
• Includes a frequency hopping function to achieve low electromagnetic interference (EMI).
• Supports burst operation at light loads to maintain high efficiency across varying load conditions.

AC DC Converters, Offline Switchers Applications

• Low-power AC/DC converters for household appliances with electrical outlets.
• Industrial equipment requiring long-term stable supply.
• Isolated and non-isolated power supply designs.

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix LBZ against the official datasheet to confirm pinout and thermal characteristics. Ensure the application environment stays within the specified -40°C to +105°C operating range. Confirm that the 800V drain rating aligns with the system's voltage stress requirements. Check for RoHS compliance status if required by regulatory standards. Validate that the DIP-7 through-hole package fits the target PCB layout constraints.

AC DC Converters, Offline Switchers Selection Notes

Select this component for applications requiring integrated high-voltage switching capabilities without external discrete MOSFETs. It is suitable for designs prioritizing low EMI through frequency hopping and high efficiency via light-load burst modes. Consider the 65kHz fixed switching frequency when designing transformer and filter components. Ensure the input voltage range of 10.9V to 30V matches the auxiliary power supply or startup circuit design.

AC DC Converters, Offline Switchers Part Context

The BM2P061HK-LBZ belongs to the BM2P series of PWM DC/DC converter ICs optimized for AC/DC devices with electrical outlets. This series supports both isolated and non-isolated configurations, simplifying the design of various low-power converters. The integration of the switching MOSFET and controller reduces component count and board space. The HK variant typically denotes specific packaging or reliability grades intended for industrial or general consumer electronics markets.

AC DC Converters, Offline Switchers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Users should consult the manufacturer's official replacement guide or contact technical support for direct equivalents. Cross-referencing with other BM2P series models may require verification of pin compatibility and electrical parameter alignment.