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AM4951MMTR-G1
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Product Detailed Parameters
- Description：IC MOTOR DRIVER 2.2V-24V 8MSOP
- Series：-
- Mfr：Diodes Incorporated
- Package：Tape & Reel (TR)
- Motor Type - Stepper：-
- Motor Type - AC, DC：Brushed DC
- Function：Driver - Fully Integrated, Control and Power Stage
- Output Configuration：Half Bridge (2)
- Interface：Parallel
- Technology：Bipolar
- Step Resolution：-
- Applications：Fan Motor Driver
- Current - Output：-
- Voltage - Supply：2.2V ~ 24V
- Voltage - Load：2.2V ~ 24V
- Operating Temperature：-40°C ~ 105°C (TA)
- Mounting Type：Surface Mount
- Package / Case：8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
- Supplier Device Package：8-MSOP
- Grade：-
- Qualification：-
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Overview
The AM4951MMTR-G1 is a BTL drive single-phase full-wave fan motor driver manufactured by Diodes Incorporated. It is designed to control small DC fans using a bridge-topology configuration that eliminates the need for external flyback diodes. The device integrates high-side and low-side drivers to efficiently switch the fan load, providing robust performance for thermal management applications in consumer electronics and computer systems.
Feature Summary
- Integrated BTL driver topology for single-phase full-wave fan control
- Eliminates requirement for external freewheeling diodes
- Designed for efficient switching of small DC fan motors
Applications
- Computer system cooling fans
- Consumer appliance thermal management
- Small DC fan motor control circuits
Procurement Notes
Verify the specific suffix MMTR-G1 against the manufacturer's current datasheet to confirm package type and tape-and-reel specifications. Ensure compatibility with the target PCB footprint and check for any recent lifecycle status changes or alternative recommendations from Diodes Incorporated before finalizing procurement.
Selection Notes
Select this component when a compact solution for driving single-phase DC fans is required without external diode complexity. It is suitable for designs prioritizing board space efficiency and simplified bill of materials in low-power fan control applications where integrated protection features are sufficient.
Part Context
This part belongs to the family of fan motor drivers produced by Diodes Incorporated. Similar variants include the AM4951 and AM4953, which offer comparable BTL drive capabilities. These components are commonly used in conjunction with microcontrollers or PWM signals to regulate fan speed and ensure adequate cooling in electronic enclosures.
Replacement Considerations
Potential substitutes include the AM4951MM-G1 and AM4953 from Diodes Incorporated, as well as the LA6581T from Sanyo Semicon Device. Verify pinout compatibility and electrical ratings before substitution.
