BM2P064H-Z

Overview

The BM2P064H-Z is a PWM type AC/DC converter IC with an integrated switching MOSFET, designed for isolated and non-isolated power supplies. It operates within a supply voltage range of 10.9 V to 30 V and features a fixed switching frequency of 65 kHz. The device utilizes flyback topology and supports a maximum duty cycle of 82%. It functions reliably across a temperature range of -40°C to +105°C with a quiescent current of 1 mA. Packaged in a DIP-7 through-hole format, it integrates protection mechanisms including thermal shutdown and under-voltage lockout.

Feature Summary

• Integrates a high-voltage switching MOSFET and control circuitry to simplify power supply design.
• Employs PWM current mode control for superior bandwidth and transient response performance.
• Incorporates frequency reduction and burst operation modes to maintain high efficiency at light loads.
• Features built-in frequency hopping functionality to assist in achieving lower electromagnetic interference.

Applications

• Low-power AC/DC converters for consumer electronics
• Power systems for appliances with power sockets
• Isolated and non-isolated DC/DC conversion designs

Procurement Notes

Verify the specific suffix and package variant against the official ROHM Semiconductor datasheet to ensure compatibility with your PCB footprint and electrical requirements. Confirm that the component meets all relevant RoHS directives for your target market. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity and traceability before finalizing procurement orders.

Selection Notes

Select this component for applications requiring a compact, integrated solution for low-power AC/DC conversion. The DIP-7 package suits through-hole assembly processes. Ensure the external current sense resistor is properly sized to work with the internal current limit thresholds. Verify that the input voltage range aligns with the system's operational requirements and that thermal management strategies accommodate the specified operating temperature limits.

Part Context

This IC belongs to the BM2P series of AC/DC converters from ROHM Semiconductor, which are engineered for cost-effective and space-efficient power supply designs. The series emphasizes ease of design by integrating the switching element, reducing the component count required for implementation. These devices are positioned as standard-grade products suitable for general-purpose electronic equipment rather than automotive or critical safety applications.

Replacement Considerations

Consult the official ROHM Semiconductor documentation for confirmed substitute part numbers within the same product family. Ensure any replacement maintains identical pin configurations, voltage ratings, and thermal characteristics to guarantee functional equivalence without redesigning the surrounding circuitry.