MAX77501EWV+

Power Management - Specialized Overview

The MAX77501EWV+ is a high-efficiency boost driver designed for piezoelectric haptic actuators. It supports input voltages from 2.8 V to 5.5 V and generates single-ended tactile waveforms with amplitudes up to 110 V peak-to-peak. The device optimizes performance for piezo elements up to 2 µF, featuring a 12-bit DAC for waveform playback and an 8 k RAM buffer. Key electrical parameters include a standby current of 75 µA and a shutdown current of 1 µA. It operates within a temperature range of -40°C to +125°C and utilizes a 25 MHz SPI interface for control.

Power Management - Specialized Feature Summary

• Generates high-amplitude tactile waveforms optimized for piezoelectric actuators
• Features low-power architecture with minimal standby and shutdown currents
• Includes integrated memory buffers for waveform storage and real-time streaming

Power Management - Specialized Applications

• Smartphones
• Tablets and e-readers
• Gaming consoles
• Haptic feedback peripherals

Power Management - Specialized Procurement Notes

Verify the specific suffix EWV+ against the official Analog Devices datasheet to confirm package dimensions and thermal characteristics. Ensure compatibility with the target system's voltage rails and SPI protocol settings before integration.

Power Management - Specialized Selection Notes

Select this component for applications requiring precise haptic feedback in space-constrained mobile devices. Its small WLP footprint and high efficiency make it suitable for battery-powered systems where extended operational life is critical.

Power Management - Specialized Part Context

This part belongs to the MAX77501 series of piezoelectric haptic drivers. It is distinct from standard DC-DC converters, serving specifically as a specialized power management IC for generating tactile sensations in consumer electronics through controlled actuation of piezo elements.

Power Management - Specialized Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult Analog Devices for direct replacements or pin-compatible alternatives.