BM2P10B3J-Z

AC DC Converters, Offline Switchers Overview

The BM2P10B3J-Z is a PWM-type AC/DC converter IC from ROHM Semiconductor, designed for low-power applications. It integrates a 730V switching MOSFET and a startup circuit within a DIP-7 package. Key electrical parameters include a fixed switching frequency of 100 kHz, a maximum duty cycle of 90%, and an operating supply current of 650 uA. The device supports a minimum input voltage of 8.9 V and a maximum of 26 V. It operates reliably within a temperature range of -40°C to +105°C and utilizes flyback topology with current mode control.

AC DC Converters, Offline Switchers Feature Summary

• Integrates a 730V withstand voltage startup circuit to reduce power consumption.
• Employs current mode control for superior bandwidth and transient response performance.
• Features frequency hopping functionality to assist in achieving lower EMI emissions.
• Supports burst operation at light loads to maintain high efficiency under reduced demand.

AC DC Converters, Offline Switchers Applications

• Low-power AC/DC converters for consumer electronics using plugs
• Isolated and non-isolated power supply designs
• Systems requiring easy design flexibility with external current detection resistors

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix J-Z against the manufacturer's latest datasheet to confirm pinout compatibility and RoHS status. Ensure the DIP-7K package dimensions match your PCB footprint requirements. Confirm that the application does not involve automotive equipment, as this product is explicitly excluded from such use cases. Cross-reference the part number with authorized distributors to ensure authenticity and traceability.

AC DC Converters, Offline Switchers Selection Notes

Select this component for designs requiring a built-in high-voltage MOSFET to simplify schematic layout. It is suitable for applications needing fixed 100 kHz switching frequencies with integrated EMI reduction features. Consider this part when designing systems that benefit from automatic restart mechanisms and thermal shutdown protection. Evaluate the need for external current sensing resistors to maximize design flexibility compared to fully integrated alternatives.

AC DC Converters, Offline Switchers Part Context

This IC belongs to the BM2P series of PWM DC/DC converters manufactured by ROHM Semiconductor. The series is characterized by integrated switching elements and support for both isolated and non-isolated topologies. These components are engineered to facilitate the development of compact, low-power AC/DC conversion systems for various plug-in devices.

AC DC Converters, Offline Switchers Replacement Considerations

Consult official substitution lists for compatible parts within the BM2P family. Verify pin-to-pin compatibility and electrical parameter alignment before replacing the component. Ensure any substitute part meets the same thermal and voltage specifications required by the original design.

AC DC Converters, Offline Switchers FAQ

Does the BM2P10B3J-Z support automotive applications?

No, this product is explicitly stated as not recommended for use in automotive equipment.

What type of control method does this IC use?

It uses PWM current mode control, which provides excellent bandwidth and transient response performance.