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Product Detailed Parameters
- Description：IC MOTOR DRIVER 2.6V-18V TO92-4
- Series：-
- Mfr：Melexis Technologies NV
- Package：Bulk
- Motor Type - Stepper：-
- Motor Type - AC, DC：Brushless DC (BLDC)
- Function：Driver - Fully Integrated, Control and Power Stage
- Output Configuration：-
- Interface：On/Off
- Technology：-
- Step Resolution：-
- Applications：Fan Motor Driver
- Current - Output：600mA
- Voltage - Supply：2.6V ~ 18V
- Voltage - Load：2.6V ~ 18V
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Through Hole
- Package / Case：4-SSIP
- Supplier Device Package：TO-92-4 (flat)
- Grade：-
- Qualification：-
Download product information
Overview
The US891EVK-AAA-000-SP is a Hall IC Fan Driver from the Melexis US891 series, designed for two-coil rotation detection without VDD. It utilizes a VK-4 package with through-hole mounting. The component operates within an ambient temperature range of -40°C to +125°C and supports supply voltages from 2.5V to 30V. It is classified under Motor / Motion / Ignition Controllers & Drivers.
Feature Summary
- Integrates Hall sensor technology for precise rotation detection in fan applications
- Supports two-coil configuration for efficient motor control
- Operates without external VDD requirement for specific detection modes
Applications
- Fan driver systems requiring rotation detection
- Two-coil motor control applications
- HVAC equipment monitoring
Procurement Notes
This part number is designated as End-of-Life (EOL) by the manufacturer. Verification of current availability status is critical before procurement planning. Distributors may list limited remaining stock or discontinued inventory. Confirm final lifecycle status directly with authorized suppliers to ensure compliance with project timelines and avoid unexpected supply chain disruptions.
Selection Notes
Engineers should evaluate this component specifically for legacy designs utilizing the US891 series architecture. Consider the VK-4 through-hole package constraints during PCB layout. Verify that the 2.5V to 30V operating voltage range aligns with system power requirements. Assess thermal performance within the specified -40°C to +125°C range for the intended application environment.
Part Context
The US891 series represents Melexis' specialized solutions for fan driver and rotation detection applications. This specific variant focuses on two-coil configurations. The product falls under the broader category of Power Management ICs and Motor Controllers. It complements other Melexis Hall-effect sensors used in automotive and industrial motion control sectors.
Replacement Considerations
Public confirmed substitute part numbers are not available in the provided documentation. Due to the EOL status, alternative components must be identified through independent engineering analysis. Review Melexis portfolio updates for newer generations of fan drivers with compatible pinouts and electrical characteristics.
