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NCP4424DWR2
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Product Detailed Parameters
- Description：BUFFER/INVERTER MOSFET DRIVER
- Series：*
- Mfr：onsemi
- Package：Bulk
- Driven Configuration：-
- Channel Type：-
- Number of Drivers：-
- Gate Type：-
- Voltage - Supply：-
- Logic Voltage - VIL, VIH：-
- Current - Peak Output (Source, Sink)：-
- Input Type：-
- Rise / Fall Time (Typ)：-
- Operating Temperature：-
- Mounting Type：-
- Package / Case：-
- Supplier Device Package：-
- Grade：-
- Qualification：-
- High Side Voltage - Max (Bootstrap)：-
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Overview
The NCP4424DWR2 is a dual high-speed MOSFET driver manufactured by onsemi. It provides independent high-current drive channels capable of sourcing and sinking 3A to efficiently switch external power MOSFETs. The device operates within an ambient temperature range of -45°C to +85°C. Key electrical characteristics include a fall time of 25ns, ensuring rapid switching transitions. It features two drivers designed for load types including MOSFETs, making it suitable for applications requiring precise gate control in power conversion circuits.
Feature Summary
- Dual independent high-speed output channels for simultaneous or asynchronous MOSFET control
- High peak current drive capability of 3A per channel for efficient switching
- Fast switching performance with a specified fall time of 25ns
- Robust operating temperature range from -45°C to +85°C
Applications
- Power supply designs requiring efficient MOSFET gate driving
- DC-DC converter topologies utilizing external power switches
- Motor control systems needing fast transient response
- Industrial power management modules
Procurement Notes
Verify the specific suffix 'DWR2' against the manufacturer's latest datasheet to confirm package type and tape-and-reel specifications. Ensure compatibility with your PCB footprint, as this part utilizes surface-mount packaging. Cross-reference the ordering number with official onsemi documentation to avoid counterfeit components and confirm RoHS compliance status prior to procurement.
Selection Notes
Select this component when dual-channel isolation and high peak current are required for driving external MOSFETs. The 3A drive strength supports larger gate charges compared to standard logic-level drivers. Consider the -45°C to +85°C operating range for industrial environments. Evaluate the 25ns fall time against your switching frequency requirements to minimize switching losses while managing EMI constraints in your specific circuit topology.
Part Context
This component belongs to onsemi's portfolio of power management integrated circuits, specifically within the gate driver category. It is designed to interface between low-voltage control logic and high-power switching elements. The dual-channel architecture allows for complementary drive signals in half-bridge configurations, simplifying design complexity in synchronous rectification or buck/boost converter applications.
Replacement Considerations
Consult onsemi technical support for verified direct replacements. Ensure any substitute maintains the 3A drive current, dual-channel configuration, and compatible operating temperature range. Verify pinout compatibility to prevent PCB redesign.
