MIC4429BMM

Overview

The MIC4429BMM is a low-side MOSFET gate driver manufactured by Microchip Technology, housed in an 8-MSOP surface-mount package. It features a single inverting output capable of delivering a peak current of 6 A. The device operates within a supply voltage range of 4.5 V to 18 V and supports CMOS and TTL logic inputs. It exhibits rise and fall times of 25 ns each, with a propagation delay of 18 ns. The component functions reliably across an operating temperature range from -40°C to +85°C.

Feature Summary

• Provides high-current drive capability for efficient switching of power MOSFETs
• Features inverting logic configuration for flexible circuit integration
• Designed for fast switching speeds with nanosecond-level transition times

Applications

• DC-DC converter circuits
• Inverter systems
• Power management modules

Procurement Notes

Verify the specific suffix 'BMM' corresponds to the 8-MSOP package variant when sourcing. Confirm RoHS compliance status as regulatory requirements vary by region and production batch. Ensure the supplier provides valid traceability documentation for quality assurance purposes.

Selection Notes

Select this component for applications requiring a single-channel low-side driver with moderate speed and high peak current. Compare against the TC4429 series for alternative packaging options or pinout configurations. Evaluate thermal performance constraints based on the small outline package limitations.

Part Context

This part belongs to the Microchip gate driver family, designed specifically for driving N-channel power MOSFETs. It serves as a bridge between low-voltage control logic and high-power switching elements, ensuring reliable operation in power conversion topologies.

Replacement Considerations

The TC4429EMF is a documented substitute offering similar electrical characteristics in a DFN-8 package. Verify pin compatibility and thermal dissipation differences before implementation.