SKU: SENS-2953
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DFRobot Gravity MOSFET Power Controller Module - PH2.0-3P Interface

₹409.00 (Inclusive of all taxes)
Out of Stock

The DFRobot Gravity MOSFET Power Controller is a solid-state switching module designed for Arduino, Raspberry Pi, and other 3.3V/5V microcontrollers (Intel Edison, LattePanda) to drive high-current DC loads up to 20A with precise, high-frequency digital control.

Features

  • High-Current Solid-State Switch: Controls DC loads from 5V to 36V at up to 20A continuous current (heat sink recommended above 10A).
  • Wide Logic Compatibility: Accepts 3.3V to 10V digital control signals, making it compatible with 3.3V and 5V logic microcontrollers and SBCs.
  • High-Speed Switching: Supports ON/OFF switching frequencies up to 1 kHz, ideal for PWM motor control, LED dimming, and robotic applications.
  • Gravity Interface: Features a standard PH2.0-3P connector for plug-and-play integration with DFRobot Gravity ecosystem shields and modules.
  • Robust Thermal Design: Operates across an industrial temperature range of -55°C to +155°C for reliable performance in demanding environments.

Out of stock

Description

This MOSFET Power Controller module functions as a solid-state relay or MOSFET driver, enabling low-current GPIO pins from microcontrollers to safely switch high-power DC circuits. It eliminates the coil current draw and mechanical wear associated with traditional relays, offering faster switching and silent operation.

The module utilizes a power MOSFET with integrated gate driver circuitry, ensuring clean and reliable switching transitions. The design supports a broad input voltage range for the controlled load (5-36V DC) and is protected for logic-level inputs from 3.3V to 10V, providing wide system compatibility. Its compact form factor and Gravity interface simplify wiring and integration into prototyping and embedded systems.

Key Features

  • Solid-state design for silent, high-speed, and long-life switching compared to electromechanical relays.
  • Broad load voltage range (5-36V DC) supports a wide variety of motors, solenoids, LEDs, and actuators.
  • High-current handling capability up to 20A enables control of substantial power loads in robotics and industrial applications.
  • Direct compatibility with 3.3V logic systems (Raspberry Pi, ESP32) and 5V systems (Arduino Uno) without need for logic level shifters.
  • Standard Gravity-series PH2.0-3P connector ensures secure, foolproof connections and rapid prototyping.
  • Industrial-grade operating temperature range (-55°C to +155°C) ensures reliability in harsh environmental conditions.
  • Integrated circuitry provides clean switching and protection for the controlling microcontroller's GPIO pins.

Applications

  • Robotics: High-speed PWM control for DC motor drivers, solenoid valves, and actuator systems.
  • LED Lighting Systems: Dimming and on/off control for high-power LED strips and arrays.
  • Prototyping & Maker Projects: Solid-state switching for heaters, fans, and other high-current peripherals in Arduino/Raspberry Pi setups.
  • Industrial Control: Interface low-voltage PLC or microcontroller outputs to switch 24V/36V industrial DC loads.
  • Battery-Powered Systems: Efficient power routing and management in mobile robotic or portable device applications.

Technical Specifications

Model NameGravity MOSFET Power Controller
BrandDFRobot
Load Voltage (VIN)5V - 36V DC
Load Current (Continuous)0A - 20A (Heat sink recommended >10A)
Logic Control Voltage3.3V - 10V DC
Control SignalDigital High/Low (3.3V-10V)
Max Switching Frequency1 kHz
InterfacePH2.0-3P Gravity Connector
Operating Temperature-55°C to +155°C
Module Dimensions (L x W)44 mm x 32 mm

Frequently Asked Questions

What is the maximum load current and voltage this MOSFET controller can handle?

The module is rated for a continuous load current of up to 20 Amps and a load voltage range of 5V to 36V DC. For sustained operation above 10A, attaching an external heat sink to the MOSFET is strongly recommended to prevent thermal overload and ensure long-term reliability.

Can I use this with a 3.3V microcontroller like Raspberry Pi or ESP32?

Yes. The module accepts logic control signals from 3.3V to 10V. A digital HIGH signal (3.3V) from a Raspberry Pi GPIO will reliably turn the MOSFET ON, making it fully compatible with 3.3V logic systems without requiring an additional level shifter.

How do I connect the module to my Arduino or other board?

Use the included Gravity Digital Sensor Cable. Connect the cable's PH2.0-3P connector to the module, and the other end's 3-pin header (Signal, VCC, GND) to your microcontroller's digital pin, 5V/3.3V, and GND pins respectively. The standard pinout allows for plug-and-play use with DFRobot Gravity expansion shields.

What is the advantage of using this over a traditional relay module?

This solid-state MOSFET controller offers faster switching (up to 1 kHz), silent operation, no mechanical wear, and does not require significant coil current to activate. It is ideal for PWM applications like motor speed control or LED dimming, where a relay's physical switching speed and lifespan are limiting factors.

Package Includes

  • 1 x Gravity MOSFET Power Controller Module
  • 1 x Gravity Digital Sensor Cable (PH2.0-3P)

Additional Information

Weight 0.015 kg
Dimensions 4.4 × 3.2 cm