DC 5V-36V Electronic Pulse Trigger Switch Control Module

DC 5V-36V Electronic Pulse Trigger Switch Control ModuleThis high-power DC 5V-36V Electronic Pulse Trigger Switch Control Module is designed for high-frequency switching and pulse width modulation (PWM) of heavy DC loads. Furthermore, by utilizing a dual-MOSFET parallel active output, the board achieves extremely low internal resistance and high current capacity. Consequently, it can drive motors, LED strips, and solenoid valves with minimal heat generation. Therefore, it is an ideal choice for industrial control systems requiring rapid, silent, and unlimited switching cycles. However, users must ensure adequate heat dissipation if operating at the upper limits of its current rating for extended periods. Additionally, the integrated optocoupler (on specific versions like the HW-548) provides electrical isolation between the control signal and the high-power load. Ultimately, this module provides a robust, solid-state alternative to traditional mechanical relays.

Key Features

• Dual MOSFET Parallel Design: Features two MOSFETs working in parallel to increase current handling and reduce thermal waste.
• High Frequency Switching: Supports PWM signals up to 20kHz, consequently allowing for smooth speed and brightness control.
• Wide Voltage Compatibility: Operates across a broad 5V to 36V DC range, making it suitable for automotive, marine, and industrial applications.
• High Reliability: Features no mechanical parts, therefore eliminating the risk of contact wear or electrical sparking.
• Easy Connectivity: Equipped with robust screw terminals for secure wiring of both power input and load output.
• Wide Trigger Range: Accepts control signals from 3.3V to 20V, furthermore ensuring compatibility with PLCs, Arduinos, and ESP32s.

Technical Specifications

• Operating Voltage: 5V DC to 36V DC.
• Trigger Voltage: 3.3V DC to 20V DC.
• Continuous Current: 15A (at room temperature).
• Maximum Current: 30A (with enhanced cooling/heatsink).
• Maximum Power Output: 400W.
• Operating Temperature: −40°C to +85°C.
• PWM Frequency Range: 0 Hz to 20 kHz.

Mechanical Specifications

• PCB Model: HW-548 / F5305S Core.
• Terminal Type: 5.08mm pitch high-current screw terminals.
• MOSFET Package: TO-252 (Surface Mount).
• PCB Finish: Green solder mask with tinned high-current traces for better conductivity.

Dimensions

• Length: ≈ 34.0 mm.
• Width: ≈ 17.0 mm.
• Height: ≈ 12.0 mm (Including terminal blocks).

Pinout and Wiring

• TRIG/PWM: Input for the control signal (e.g., from a microcontroller pin).
• GND (Control): Common ground for the trigger signal.
• VIN+ / VIN-: Positive and negative terminals for the DC power supply input.
• OUT+ / OUT-: Connection terminals for the DC load (Motor, LED, etc.).
• Note: The VIN- and OUT- terminals are internally connected on many versions of this module.

Datasheet Reference: Download Datasheet

• • F5305S N-Channel Power MOSFET Specifications

Commonly Used in

• High-Power LED Dimming Systems
• DC Motor Speed Controllers
• Solenoid Valve Actuators
• Electronic Locks and Latches
• Battery-Powered Heating Elements

Applications

• Users utilize this module to regulate motor speed in DIY robotics by applying a PWM signal to the trigger pin.
• It serves as an electronic switch for controlling heavy lighting arrays that would otherwise damage a microcontroller pin.
• Consequently, it is often employed in automated irrigation systems to toggle 12V or 24V water pumps.
• Furthermore, designers integrate it into 3D printer heated bed circuits to handle the high current required for rapid heating.
• Ultimately, it provides a silent switching solution for home automation projects where mechanical relay “clicks” are undesirable.

Equivalent Models

• AOD4184 MOSFET Control Module
• LR7843 High Current Replacement Board
• IRF520 MOSFET Driver Module (Lower current alternative)

Package Includes

• 1 x DC 5V-36V Electronic Pulse Trigger Switch Control Module (HW-548)