Item specifics
Description
High power MOSFET trigger switch module, 20A/50A/100A optional. PWM frequency adjustable for motors, LED strips, heaters. Low resistance FET design for minimal heat. Ideal for DC motor speed control, LED dimming, battery protection, industrial equipment control
MOSFET Trigger Switch Driver Module Application features:
◆ Core Component
High power MOSFET
◆ Current Rating
20A / 50A / 100A optional
◆ Voltage Range
DC 5V – 36V (model dependent)
◆ Control Methods
High/low level trigger (on/off switch)
PWM pulse adjustment (speed/dimming)
◆ PWM Frequency
Wide frequency range support
◆ On Resistance (Rds on)
20A version: < 10mΩ
50A version: < 8mΩ
100A version: < 5mΩ
◆ Input Signal
3.3V / 5V / 12V logic level (MCU compatible)
◆ Typical Applications
DC motor speed control
LED strip dimming
Heater power control
Battery protection switch
High power load switching
Industrial equipment control
Solar power system
◆ Key Advantages
High current carrying capacity
Low resistance, minimal heat
Fine PWM adjustment
Optocoupler isolation (select models)
Plug-and-play modular design
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FAQ
1. What is this High-Power MOSFET Trigger Switch Driver Module?
It's a smart "electronic switch" that allows a small signal from a microcontroller (like an Arduino) to control high-power DC devices such as motors, pumps, and LED strips. It's often used as a faster, contactless alternative to high-current relays.
2. What are the key specifications of this module?
Continuous Current: Typically 15A at room temperature, can reach 20A~30A with enhanced cooling
Control Signal: Supports 3.3V~20V digital high/low level or PWM signals
3. What kind of devices can this module control?
It's ideal for controlling a wide range of high-power DC loads, including: DC motors (for speed control), high-power LED strips (for dimming), mini water pumps, solenoid valves, and light bulbs.
4. What does "dual-MOS parallel output" mean on this module?
It means the module uses two powerful MOSFETs (transistors) in parallel. This design significantly lowers internal resistance, allowing the module to handle higher currents while generating less heat and operating more efficiently.
5. How does this module achieve motor speed control or light dimming?
By sending a PWM (Pulse Width Modulation) signal to its TRIG/PWM pin. Essentially, it rapidly switches the power on and off, changing the average power delivered to the device. This enables stepless speed regulation or smooth dimming.
6. How do I connect this module to my circuit?
The module usually features screw terminals for easy and secure wire connections.
Load Power: Connect your DC 5V-36V power supply to the VIN+ and VIN- terminals.
Control Signal: Connect the GND from your controller (e.g., Arduino) to GND, and your control signal (e.g., a PWM pin) to the TRIG/PWM terminal.
Load: Connect your device (e.g., motor) between VIN+ and the module's OUT+ or OUT- terminal (check your module's labeling).
7. What is the operating temperature range of the module?
It's designed for industrial use, with an operating temperature range of -40°C to +85°C, suitable for various harsh environments.
8. What should I be aware of when using currents above 15A?
You must enhance cooling! The 15A rating is for standard room temperature operation. For currents above 15A, you must attach a heatsink or use a fan for active cooling to prevent overheating and potential damage.
9. What kind of control signals does this module support?
It's very flexible and supports two signal types: a simple High/Low level for basic ON/OFF switching, and a PWM signal for fine-tuned control. It accepts a wide control voltage range of 3.3V~20V, making it directly compatible with most microcontrollers like 3.3V ESP32 or 5V Arduinos.
10. Are there common alternative names or models for this module?
Yes, you can find similar modules by searching for "XY-MOS", "MOSFET Trigger Switch Driver Module", on various e-commerce platforms. Dimensions and minor details may vary between different sellers.