NCP402045MNTWG

Full Half-Bridge (H Bridge) Drivers Overview

The NCP402045MNTWG is an integrated high-side and low-side MOSFET driver with a half-bridge output configuration, manufactured by onsemi. It operates within a supply voltage range of 4.5 V to 5.5 V and delivers a peak output current of 75 A, with a continuous output current of 45 A per channel. The device features a rise time of 26 ns and a fall time of 5.9 ns, with a maximum propagation delay of 25 ns. It is housed in a 31-PQFN (5x5) package, suitable for surface mount installation, and supports PWM interfaces for synchronous buck converter applications.

Full Half-Bridge (H Bridge) Drivers Feature Summary

• Integrates high-side and low-side MOSFET drivers into a single compact PQFN-31 package to reduce parasitic effects and board space.
• Provides enhanced electrostatic discharge (ESD) capability exceeding 2 kV for improved system robustness.
• Optimized for low light load power consumption to improve efficiency in standby or partial load conditions.
• Includes built-in overtemperature protection and under-voltage lockout (UVLO) for reliable operation.

Full Half-Bridge (H Bridge) Drivers Applications

• Synchronous buck converters
• High-current DC/DC power conversion systems
• Server and computing power management modules

Full Half-Bridge (H Bridge) Drivers Procurement Notes

Verify the specific ordering suffix MNTWG against the manufacturer's latest datasheet to confirm package type and tape-and-reel specifications. Ensure compatibility with the target PCB footprint for the 31-PQFN (5x5) housing. Confirm that the design accounts for the specified thermal dissipation limits and operating temperature range of -40°C to +150°C junction temperature during procurement planning.

Full Half-Bridge (H Bridge) Drivers Selection Notes

Select this component when designing synchronous buck converters requiring high peak current handling and compact form factors. The integrated driver reduces external component count compared to discrete solutions. Verify that the input control signals align with the specified logic levels and that the thermal design accommodates the power dissipation characteristics inherent to the integrated MOSFET structure.

Full Half-Bridge (H Bridge) Drivers Part Context

This part belongs to the NCP402045 series of integrated drivers and MOSFETs from onsemi. These devices are engineered specifically for high-current DC/DC step-down power conversion applications. The series combines gate drive functionality with power switching elements to offer a simplified design path for efficient power management systems.

Full Half-Bridge (H Bridge) Drivers Replacement Considerations

Consult official substitution guides for equivalent integrated half-bridge drivers with matching current ratings and package dimensions. Verify pin-to-pin compatibility and electrical parameter alignment before replacing the original component.