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Product Detailed Parameters
- Description：IC MOTOR DRIVER ON/OFF
- Series：-
- Mfr：Melexis Technologies NV
- Package：Bulk
- Motor Type - Stepper：-
- Motor Type - AC, DC：-
- Function：-
- Output Configuration：-
- Interface：-
- Technology：-
- Step Resolution：-
- Applications：-
- Current - Output：-
- Voltage - Supply：-
- Voltage - Load：-
- Operating Temperature：-
- Mounting Type：-
- Package / Case：-
- Supplier Device Package：-
- Grade：-
- Qualification：-
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Overview
The US79KUA-AAA-001-SP is a two-coil fan driver from the Melexis US79 series, designed for motor and motion control applications. It operates within a supply voltage range of 3.5V to 18V and provides a continuous output current capability of 350mA. The component utilizes a TO-92-3 through-hole package for mounting. This device functions as a dedicated driver for fan motors, integrating necessary control logic within a compact form factor suitable for thermal management systems.
Feature Summary
- Integrated two-coil architecture specifically engineered for driving fan motors
- Operates across a wide input voltage spectrum supporting various system power rails
- Delivers sustained current output suitable for standard cooling fan requirements
Applications
- Thermal management in consumer electronics
- Fan control in industrial equipment
- Motor drive circuits in automotive subsystems
Procurement Notes
Verify availability status carefully as this specific part number may be subject to limited supply or discontinuation. Confirm that the TO-92-3 through-hole package aligns with your PCB design constraints. Ensure the 350mA continuous current rating meets the load requirements of your target fan motor. Cross-reference the latest datasheet for any updates on electrical characteristics or pinout configurations before finalizing procurement plans.
Selection Notes
Select this component when a robust, single-chip solution for two-coil fan driving is required. It is appropriate for designs needing operation up to 18V with moderate current demands. Consider the through-hole package if mechanical stability or ease of assembly is prioritized over surface mount density. Evaluate if the integrated driver simplifies the bill of materials compared to discrete transistor solutions.
Part Context
This device belongs to the US79 series of motor drivers from Melexis Technologies NV. The series focuses on providing efficient and reliable control for small DC motors and fans. The US79KUA variant specifically addresses two-coil configurations, distinguishing it from other series members that may support different coil counts or voltage ranges.
Replacement Considerations
Check for direct substitutes within the US79 family that offer similar voltage and current ratings. Verify compatibility with existing board layouts due to the TO-92-3 package dimensions. Ensure any replacement maintains the two-coil driver functionality and operating temperature range specified for the original application.
