HV748K6-G

Power Management - Specialized Overview

The HV748K6-G is a quad high-speed ultrasound pulser manufactured by Microchip Technology. It operates within a supply voltage range of +/-75V and delivers a peak output current of 1.25A. The device supports an input frequency up to 20,000 KHz with a signal amplitude of 3.3V. It is housed in a 48-pin QFN package measuring 7x7 mm. The component functions as a specialized RF front-end integrated circuit designed for generating precise ultrasonic pulses.

Power Management - Specialized Feature Summary

• Provides four independent high-speed channels for ultrasound transmission
• Generates high-voltage pulses using +/-75V supply rails
• Supports return-to-zero (RTZ) pulse generation modes
• Integrates high-current drive capability for transducer excitation

Power Management - Specialized Applications

• Medical ultrasound imaging systems
• Non-destructive testing equipment
• Industrial ultrasonic sensing applications

Power Management - Specialized Procurement Notes

Verify the obsolete lifecycle status before procurement planning. Confirm availability through authorized distributors or secondary markets. Ensure compatibility with existing board designs requiring 48-pin QFN footprints. Validate RoHS compliance documentation for regulatory adherence. Check for alternative components if long-term supply stability is required.

Power Management - Specialized Selection Notes

Select this component when a quad-channel configuration is necessary for phased array or multi-element transducers. Consider the 1.25A current limit for transducer impedance matching requirements. Evaluate the 20 MHz maximum input frequency against system bandwidth needs. Assess the thermal performance of the QFN-48 package for the specific enclosure design.

Power Management - Specialized Part Context

This part belongs to Microchip's HV7xx series of ultrasound pulser integrated circuits. It complements drivers like the HV7370 damper in complete transmit/receive chains. The series targets medical diagnostic and industrial inspection markets requiring high-fidelity pulse generation.

Power Management - Specialized Replacement Considerations

The HV7321K6-G is listed as an alias for this part number. Verify pinout and electrical specifications match exactly before substitution. No other direct cross-references are confirmed in public documentation.