NCV51152BADR2G

Isolators - Gate Drivers Overview

The NCV51152BADR2G is an automotive-grade, isolated single-channel gate driver from onsemi. It features a 4.5-A source and 9-A sink peak current capability, designed for fast switching of power MOSFETs and SiC MOSFETs. The device provides 3.75 kVRMS isolation voltage in a compact SOIC-8 package with a 4mm creepage distance. It operates with input supply voltages from 3 V to 20 V and output supply voltages from 6.5 V to 30 V. Key electrical parameters include a typical propagation delay of 36 ns, maximum delay matching of 5 ns, rise time of 12 ns, and fall time of 8.3 ns. It supports TTL logic inputs and functions within a temperature range of -40°C to +125°C.

Isolators - Gate Drivers Feature Summary

• Automotive AEC-Q100 qualified for high reliability in vehicle applications
• High dV/dt immunity of 200 V/ns ensures stable operation in noisy environments
• Split output configuration allows independent control of rise and fall times
• Integrated gate clamping protects against short circuits and overvoltage events

Isolators - Gate Drivers Applications

• Driving Silicon Carbide (SiC) MOSFETs in electric vehicle inverters
• Isolated gate driving for silicon MOSFETs in industrial motor drives
• High-frequency DC-DC converters requiring galvanic isolation
• Solar micro-inverter systems demanding robust switching performance

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix 'BADR2G' to confirm the split-output variant and automotive grade status. Ensure compatibility with the required isolation voltage ratings for your system design. Check for RoHS compliance documentation if environmental regulations apply. Confirm that the SOIC-8 package dimensions match your PCB footprint constraints. Validate that the operating temperature range meets your application's thermal requirements.

Isolators - Gate Drivers Selection Notes

Select this component when automotive certification and high-speed switching are critical. The split-output feature is essential for optimizing switching losses in SiC applications. Consider the 3.75 kVRMS isolation rating for safety-critical designs. Evaluate the 4.5-A/9-A drive strength against the gate charge requirements of the target power switch. Ensure the input logic levels align with the controlling microcontroller or DSP signals.

Isolators - Gate Drivers Part Context

This part belongs to the NCV51152 series of isolated gate drivers. It shares core specifications with the NCP51152 but carries the NCV prefix indicating automotive qualification. The 'B' suffix typically denotes the split-output version, distinguishing it from non-split variants. It is part of onsemi's portfolio aimed at electrification and industrial automation markets.

Isolators - Gate Drivers Replacement Considerations

The NCP51152CADR2G is a non-automotive equivalent with similar electrical characteristics. Verify if automotive qualification is strictly required before substituting. Other members of the NCV51152 family may offer different output configurations or insulation ratings.