NCV57085DR2G

Isolators - Gate Drivers Overview

The NCV57085DR2G is a galvanically isolated, single-channel IGBT gate driver from onsemi's NCD57085 series. It integrates current sensing capabilities with soft turn-off and fault reporting features. The device operates within an input bias voltage range of 3.3 V to 20 V and supports output bias voltages up to 30 V. It provides high peak output currents of +7 A and -7 A. Key electrical specifications include a propagation delay of 90 ns maximum, rise time of 10 ns, and fall time of 15 ns. The unit offers 2.5 kVrms isolation voltage and functions reliably between -40 °C and +125 °C.

Isolators - Gate Drivers Feature Summary

• Integrates current sense functionality with soft turn-off capability for controlled fault handling
• Provides galvanic isolation to separate control and power circuits
• Features active gate pull-down during startup to ensure safe off-state
• Includes short-circuit protection via gate clamping mechanisms

Isolators - Gate Drivers Applications

• High-power industrial inverter systems
• Motor drive applications requiring precise switching control
• Power supplies utilizing IGBT switches
• Automotive electronics meeting specific field change requirements

Isolators - Gate Drivers Procurement Notes

Verify the complete part number including suffixes such as DR2G to confirm packaging type and reel specifications. Ensure compatibility with system voltage levels and thermal management requirements. Confirm RoHS compliance status if environmental regulations apply. Check for AEC-Q100 qualification if automotive grade reliability is required. Validate pinout alignment with PCB layout designs before procurement.

Isolators - Gate Drivers Selection Notes

Select this component when compact board space and cost efficiency are priorities alongside high performance. The narrow SOIC-8 package suits space-constrained designs. Consider the integrated current sense feature to reduce external component count. Evaluate the 2.5 kVrms isolation rating against system insulation needs. Assess the wide input voltage range for flexibility in logic interface design.

Isolators - Gate Drivers Part Context

This device belongs to the NCD57085 family of isolated gate drivers designed for high-efficiency power conversion. The NCV prefix indicates automotive-grade qualification suitable for demanding environments. It complements other series like NCD5710y which offer higher isolation ratings but larger packages. The family focuses on balancing performance with physical footprint constraints.

Isolators - Gate Drivers Replacement Considerations

NCD57085FDR2G is a confirmed substitute offering fast turn-off capability within the same package.