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NCP4390DR2G AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

NCP4390DR2G product

NCP4390DR2G

Power Supply Controllers

LLC ControllerSynchronous RectificationPFM

The NCP4390 is a high-efficiency secondary-side controller for LLC resonant converters, featuring integrated synchronous rectifier control and charge current mode control.

Best for

  • Isolated DC/DC converters
  • Automotive on-board chargers
  • Industrial power supplies

Avoid if

  • Applications requiring simple voltage-mode control without current sensing

Check before use

  • Current transformer turns ratio and sensing resistor values

Key specifications

Operating Frequency
39 kHz - 690 kHz
Supply Voltage
0 V - 18 V
Package
16-SOIC
Temperature Range
-40 °C to +125 °C

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
REACH Unaffected
MSL
1 (Unlimited)
ECCN
EAR99
HTSUS
8542.39.0001

Application

Power SupplyAutomotive

Datasheet

ncp4390-d.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for NCP4390DR2G: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
Schematic symbol for your EDA tool
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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KiCad Library
Verified KiCad 8 symbol, footprint, and 3D model
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Where to Buy

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Live prices updated on demand · Catalog (~) prices may differ

Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is an advanced PFM controller designed for LLC resonant converters, providing secondary-side control and synchronous rectification.