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Product Detailed Parameters
- Description：IC MOTOR DRIVER 4.5V-36V 24VQFN
- Series：-
- Mfr：Rohm Semiconductor
- Package：Tape & Reel (TR),Cut Tape (CT)
- Motor Type - Stepper：-
- Motor Type - AC, DC：Brushless DC (BLDC)
- Function：Controller - Commutation, Direction Management
- Output Configuration：Pre-Driver - Half Bridge (2)
- Interface：PWM
- Technology：-
- Step Resolution：-
- Applications：Fan Motor Driver
- Current - Output：10mA
- Voltage - Supply：4.5V ~ 36V
- Voltage - Load：40V
- Operating Temperature：-40°C ~ 105°C
- Mounting Type：Surface Mount
- Package / Case：24-VFQFN Exposed Pad
- Supplier Device Package：VQFN020V4040
- Grade：-
- Qualification：-
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Overview
The BD61250MUV-E2 is a multifunction single-phase full-wave fan motor pre-driver IC manufactured by Rohm Semiconductor. Designed for brushless DC (BLDC) motors, it operates within a supply voltage range of 4.5V to 36V and supports load voltages up to 40V. The device features a PWM interface with an output current capability of 10mA and functions as a half-bridge pre-driver for commutation and direction management. It is housed in a 24-VFQFN package with exposed pad, suitable for surface mount installation, and maintains operational reliability across a temperature range of -40°C to 105°C.
Feature Summary
- Supports pseudo-sine wave drive control for single-phase BLDC fans
- Integrates commutation logic and direction management capabilities
- Provides half-bridge pre-driver outputs for external MOSFET switching
Applications
- Fan motor driver systems
- Single-phase brushless DC motor control
- Pseudo-sine wave drive applications
Procurement Notes
Verify the specific ordering suffix against the manufacturer's official documentation to ensure correct packaging and compliance status. Confirm that the requested variant matches the required thermal and electrical specifications for the target application environment before finalizing procurement orders.
Selection Notes
Select this component when designing single-phase BLDC fan circuits requiring integrated commutation logic. Ensure the external circuitry supports the 40V load rating and that the PCB layout accommodates the thermal requirements of the VQFN package for optimal heat dissipation during continuous operation.
Part Context
This part belongs to the BD61250 series of multifunction motor drivers from Rohm Semiconductor. It is specifically engineered for fan applications, offering a compact solution that combines pre-driver functionality with internal control logic to simplify system design for single-phase brushless DC motors.
Replacement Considerations
Consult the manufacturer's substitution guide for verified alternatives. Cross-reference pinout compatibility and electrical ratings with potential substitute parts to ensure seamless integration without redesigning the host circuit board.
