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Product Detailed Parameters
- Description：IC MOTOR DRIVER 3V-5.5V 8MSOP
- Series：-
- Mfr：Microchip Technology
- Package：Tube
- Motor Type - Stepper：-
- Motor Type - AC, DC：Brushless DC (BLDC)
- Function：Controller - Speed
- Output Configuration：Pre-Driver - Low Side
- Interface：Parallel
- Technology：-
- Step Resolution：-
- Applications：Fan Controller
- Current - Output：-
- Voltage - Supply：3V ~ 5.5V
- Voltage - Load：-
- Operating Temperature：-40°C ~ 85°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 TC648EUA is a fan speed controller from Microchip Technology, designed for brushless DC (BLDC) motor applications. It operates within a supply voltage range of 3 V to 5.5 V and features an integrated shutdown mechanism alongside over-temperature alert capabilities. The device utilizes a parallel interface and provides low-side pre-driver outputs. It is housed in an 8-MSOP surface-mount package and supports an operating temperature range of -40°C to +85°C.
Feature Summary
- Integrated shutdown and over-temperature alert functionality
- Parallel interface control for fan speed regulation
- Low-side pre-driver output configuration
Applications
- Fan controllers
- Brushless DC (BLDC) motor drives
Procurement Notes
Verify the specific suffix 'EUA' against the official Microchip datasheet to confirm package type and temperature grade. Ensure compatibility with the FanSense series design requirements. Check for any Product Change Notifications regarding packaging or material composition updates before finalizing procurement specifications.
Selection Notes
Select this component when a dedicated fan controller with thermal protection is required for BLDC motors. The 8-MSOP package suits space-constrained designs. Confirm that the 3 V to 5.5 V supply range aligns with the system power architecture and that the parallel interface matches the host controller's I/O capabilities.
Part Context
The TC648EUA belongs to the TC648 family of fan controllers by Microchip Technology. This series focuses on managing fan speeds in electronic systems while providing essential thermal monitoring features. The component serves as a specialized power management IC within the broader portfolio of motor drivers and controllers offered by the manufacturer.
Replacement Considerations
Direct substitutes include other variants within the TC648 family, such as TC648BEUA or TC648VUA, provided they match the required package and temperature specifications. Verify pinout compatibility and electrical parameters before substitution.
