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The MAX22203AUU+ is a dual H-bridge motor driver designed for stepper and brushed DC motors. It operates within a supply voltage range of 4.5V to 65V and supports a maximum pulse current of 3.8A per bridge. The device features integrated current sensing with adjustable trip points up to 3A and RMS current ratings of 2A on standard JEDEC 4-layer boards. It utilizes a TSSOP-38 surface-mount package and functions reliably across an operating temperature range from -40°C to +125°C.
Verify component authenticity through authorized Analog Devices channels due to limited availability status. Confirm the specific suffix matches the required TSSOP-38 packaging variant. Ensure design compatibility with the specified 4.5V to 65V input range and thermal management requirements for the -40°C to +125°C operational envelope before finalizing procurement orders.
Select this component when designing systems requiring dual independent motor control within a single package. It is suitable for applications needing integrated current regulation without external sense resistors. Consider the TSSOP-38 footprint constraints and thermal dissipation capabilities relative to the PCB layout. Evaluate the 3.8A peak current capability against the specific load requirements of the target motor type.
This part belongs to the MAX22203 series of motor drivers manufactured by Analog Devices. It serves as a specialized solution for motion control applications, offering high-side current sensing and flexible PWM input interfaces. The device integrates power stages and logic control to simplify system architecture compared to discrete solutions.
Publicly confirmed substitute part numbers are not available in the provided documentation.