NCP3420MNR2G

Overview

The NCP3420MNR2G is a half-bridge based MOSFET driver in an 8-pin PDSO package. It features one functional unit with eight terminals, operating between 0°C and 85°C. The supply voltage range spans from 4.6 V to 13.2 V, with a rated voltage of 12 V. The device utilizes a lead-free, small outline plastic/epoxy material construction with gull wing terminals spaced at 1.27 mm. It is surface mountable and currently active.

Feature Summary

• Optimized for driving high-side and low-side power MOSFETs in synchronous buck converters
• Internal adaptive non-overlap circuitry prevents simultaneous conduction to reduce switching losses
• Floating top driver design accommodates high VBST voltages up to 35 V

Applications

• Synchronous buck converter gate drive
• High or low side MOSFET gate drive optimization
• Power management systems requiring reduced switching losses

Procurement Notes

Verify the specific suffix MNR2G against official onsemi documentation to confirm tape and reel packaging specifications. Ensure the component matches the PDSO8 physical dimensions and lead-free status. Cross-reference the undervoltage lockout and output disable pin configurations with the latest datasheet to guarantee compatibility with the target circuit design requirements.

Selection Notes

Select this component when designing synchronous buck converters requiring optimized gate drive efficiency. The wide operating voltage range allows flexibility in optimizing gate drive voltage for best performance. The internal adaptive non-overlap feature is critical for applications demanding minimal cross-conduction losses without external timing components.

Part Context

This part belongs to the NCP3420 series of single-phase MOSFET gate drivers. It is designed specifically for synchronous rectification applications where precise control of high-side and low-side switches is necessary. The device integrates protection features to enhance system reliability in power conversion environments.

Replacement Considerations

Consult official substitution guides for compatible alternatives. Verify electrical parameters and pinout compatibility before replacing.