This module can be used as a square wave signal generator for experimental development. Or, generate square wave signal as the PWM dimming and motor speed control application (require extra driver). Generate adjustable pulse for MCU to control the relevant circuit.

Frequency Display Resolution
DisplayResolutionFrequency in Range
XX.X0.1Khz10 ~ 99.9Khz
X.X.X1Khz1 ~ 150Khz


  • DC 3.3 to 30v
  • Frequency range: 1Hz ~ 150KHz
  • Duty ratio range: 0 - 100%
  • Square Wave signal frequency generator
  • PWM dimming, speed and other applications
  • Frequency accuracy in each range is about 2%
  • Signal load capacity current 5 ~ 30ma
  • RS232 TTL level communication in 9600 bps
  • PWM amplitude equal to the supply voltage

LCD Display 1Hz-150kHz Duty Cycle 0~100% PWM Square Wave Signal Generator

  • Product Code: XY-LPWM
  • Availability: In Stock
  • $7.90