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Renesas Electronics Corporation

GreenFET load switches are optimized to deliver exceptional performance for high-side power rail control applications, supporting input voltages from 0.25V to 25.2V and load currents ranging from 1A to 9A. Designed with proprietary MOSFET technology and advanced assembly techniques, these state-of-the-art solutions offer ultra-stable RDS(on), ultra‑small PCB footprints from 0.64mm² to 5mm², and robust thermal performance, making them ideal for modern power management needs.

Space-Saving Design

Space-Saving Design

Integrates nFET or pFET structures, charge pumps, and protection circuits into single- and dual-channel products, reducing BOM components and board size.

Stable & Efficient Performance

Stable & Efficient Performance

Ultra-low RDS(on) variations ensure consistent operation across wide voltage and temperature ranges, with low thermal resistance for high-current applications.

Advanced Protection Features

Advanced Protection Features

Includes overvoltage/undervoltage lockout, inrush current control, active current and short-circuit current limits, thermal shutdown, reverse-current blocking and reverse voltage detection for enhanced system reliability.

Versatile & Compliant

Versatile & Compliant

Supports commercial and industrial temperature ranges (-40°C to 125°C) and comes in RoHS-compliant, space-efficient packaging options.

Product Portfolio

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Power Muxes designed for seamless power supply and source switching
Single-Channel GreenFET Load Switch
Compact, efficient load switches designed for precise power control in single‑rail systems
Dual-Channel GreenFET Load Switch
Compact, dual-channel load switches with independent control of multiple power rails
Load switches optimized for high-voltage applications with superior performance.

CuFET MOSFET Technology

CuFET MOSFET Technology

Renesas’ proprietary MOSFET IP and advanced assembly techniques enable ultra‑small PCB footprints with low thermal resistance, supporting efficient, high‑current operation across compact designs.

All low‑ and high‑voltage GreenFET load switches are rigorously characterized for commercial (0°C to 70°C), extended commercial (-20°C to 70°C), industrial (-40°C to 85°C), and extended industrial (-40°C to 125°C) temperature ranges.

Getting Started with GreenFET High‑Efficiency Load Switches

Power Distribution

Power Distribution Application

GreenFET load switches deliver efficient power distribution from a main rail to multiple subsystems. Their low RDS(on), inrush‑current control, and built‑in protection minimize power loss, enhance thermal performance, and safeguard downstream loads during hot‑plug or fault events.

Power distribution application diagram featuring load switch example usage.
Power Distribution Application Diagram

Power Control

Power Control Application

In power‑control designs, GreenFET devices provide precise high‑side on/off control. Integrated current limiting, thermal shutdown, and output discharge features boost system reliability, reduce standby power consumption, and extend battery life in consumer and industrial electronics.

Power control application diagram featuring load switch example usage.
Power Control Application Diagram

Power Sequencing

Power Sequencing Application

GreenFET switches enable controlled sequencing of multiple power rails, ensuring reliable startup of processors, FPGAs, and sensitive analog or RF components.

Power sequencing application diagram featuring load switch example usage.
Power Sequencing Application Diagram

Dual-In, Single-Out Power Multiplexer

Dual-In, Single-Out Power Multiplexer

GreenFET Power MUX solutions ensure smooth switching between two input sources through intelligent power-path management and integrated protections. They deliver seamless, low‑drop switching for USB and multi‑source systems without power interruption.

Dual in, single out power multiplexer application diagram featuring load switch example usage.
Dual In, Single Out Power Multiplexer Application Diagram

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