SG3525 PWM Controller Module - Adjustable Frequency Signal Generator

The SG3525 PWM (Pulse Width Modulation) controller module is a versatile signal generator featuring adjustable frequency (100Hz to 100kHz) and duty cycle control. Perfect for motor speed control, LED dimming, power supply regulation, and various PWM applications. This module operates on DC 5V-12V and provides precise, stable PWM output signals.

Key Features:

• Based on SG3525 PWM controller IC
• Wide frequency range: 100Hz to 100kHz (adjustable)
• Adjustable duty cycle control
• Input voltage: DC 5V-12V
• Dual potentiometer adjustment (frequency and duty cycle)
• Stable square wave output signal
• Compact PCB design with clear labeling
• Easy to use with onboard adjustment controls

Technical Specifications:

• Main IC: SG3525 PWM Controller
• Input Voltage: DC 5V-12V
• Frequency Range: 100Hz - 100kHz (adjustable)
• Duty Cycle: Adjustable via potentiometer
• Output: PWM square wave signal
• Adjustment Controls: 2 blue potentiometers (frequency and duty cycle)
• PCB Color: Blue
• Operating Temperature: -40°C to +85°C

Pin Configuration:

• Input: 5V-12V (Power supply input)
• GND: Ground connection
• Signal Out: PWM output signal
• Clear labeling on PCB for easy connection

Adjustment Controls:

• Frequency Adjust: Blue potentiometer for frequency control (100Hz-100kHz)
• Duty Adjust: Blue potentiometer for duty cycle control
• Precision multi-turn potentiometers for fine adjustment
• Easy access for tuning and calibration

Circuit Features:

• SG3525 PWM controller IC (industry standard)
• Onboard timing components for frequency generation
• Stable output with minimal jitter
• Low power consumption
• Professional PCB layout
• Quality components for reliable operation

Applications:

• DC motor speed control
• LED brightness dimming and control
• Switch-mode power supply (SMPS) control
• Battery charger regulation
• Inverter control circuits
• Signal generation for testing
• PWM-based heating control
• Servo motor control
• Audio amplifier modulation
• DIY electronics projects

How to Use:

• Connect DC 5V-12V to input power pins
• Connect GND to ground
• Adjust frequency potentiometer to set desired frequency (100Hz-100kHz)
• Adjust duty cycle potentiometer to set pulse width
• Connect signal output to your load or circuit
• Monitor output with oscilloscope for precise tuning

Output Signal Characteristics:

• Waveform: Square wave (PWM)
• Adjustable frequency from 100Hz to 100kHz
• Variable duty cycle (pulse width)
• Clean, stable output signal
• Compatible with most PWM-controlled devices

Package Includes:

• 1 x SG3525 PWM Controller Module
• Pre-installed adjustment potentiometers
• Pin headers for easy connection

Advantages:

• Wide frequency adjustment range
• Precise duty cycle control
• Stable and reliable operation
• Low cost solution for PWM generation
• Easy to integrate into projects
• Industry-standard SG3525 IC
• Compact size for space-constrained applications

Compatibility:

• Arduino and microcontroller projects
• DC motor drivers
• LED controllers
• Power supply circuits
• Inverter and converter applications
• General PWM signal requirements