MD1822K6-G

Overview

The MD1822K6-G is a high-speed, four-channel MOSFET gate driver manufactured by Microchip Technology. It integrates two inverting and two non-inverting outputs within a compact 16-pin QFN package. Designed for demanding applications such as medical ultrasound, the device provides robust switching capabilities with peak output currents up to 9.0 amperes. The component operates across a wide supply voltage range of 4.5 volts to 18 volts, ensuring reliable performance in various power management systems.

Feature Summary

• Integrates four independent channel drivers with mixed inverting and non-inverting logic configurations
• Delivers high peak output current capability for rapid MOSFET switching transitions
• Operates reliably within an extended supply voltage range suitable for diverse power architectures

Applications

• High-speed medical ultrasound imaging systems
• Industrial motor drive control circuits
• Power factor correction modules

Procurement Notes

Verify the specific suffix designation against official Microchip documentation to confirm pinout and functional configuration. Ensure the selected package variant matches the target PCB footprint requirements. Cross-reference the datasheet electrical characteristics with system operating conditions to validate compatibility before finalizing procurement orders.

Selection Notes

Select this component when mixed signal inversion is required within a single integrated circuit solution. Evaluate the thermal dissipation requirements associated with the 9.0A peak current capability during high-frequency operation. Confirm that the input logic levels align with the controlling microcontroller or FPGA outputs to ensure proper interface compatibility.

Part Context

This part belongs to Microchip's dedicated gate driver family designed for power electronics. It complements other variants like the MD1820 and MD1821 series which offer different output polarity combinations. The MD1822K6-G specifically addresses designs requiring both inverted and non-inverted drive signals without external logic inversion components.

Replacement Considerations

Direct substitutes include the MD1820K6-G for non-inverting only applications and the MD1821K6-G for inverting only configurations. Verify package dimensions and thermal pad specifications when transitioning between these related part numbers to ensure mechanical fit.