2PCS 1Hz to 200kHz NE555 Square Wave Generator Step Motor Driver Frequency Duty Cycle Adjustable Pulse Signal Generator Module

GeneratorMain Features-Main IC used: NE555-Power supply voltage: 5-15VDC, current 100MA.-Output current is 15mA @ 5V power supply; 35mA @ 12V power supply.-Output amplitude: 4.2V V-PP -- 11.4V-PP. (Out amplitude varies from voltage input).-Max. output current: 15MA (5V power supply, V-PP>50%), 15MA (12V power supply, V-PP>50%).-With output LED indicator, When it is in low level, LED is off, when it is in high level, LED is on, when frequency is low, the LED is flashing.-Output frequency range is selectable and adjustable .-Four types of frequency range output:Low frequency range: 1Hz~50HzMedium frequency range: 50Hz~1kHzMedium high frequency range:1kHz~10kHzHigh frequency range: 10kHz~200kHz-Small size: 35x33mm. height: 15mmTypical Applications-Stepping motor driver.-Generate adjustable pulse signal for MCU.-Generate adjustable pulse to control circuit.-Used as square wave signal generator in square wave meters testing.NE555 Square Wave Generator AdjustmentAdjustable Output Frequency Calculation Formula:Cycle T=0.7(RA+2RB)CRA, RB Potentiometer: 0-10K adjustable.@Low frequency range: C=0.001uF.@Medium frequency range: C=0.1uF@high frequency range: C=1uF@High frequency range: C=100uF*It is not suitable for too much high precision application requirements purpose.

• Generator
• 2PCS 1Hz to 200kHz NE555 Square Wave Generator Step Motor Driver Frequency Duty Cycle Adjustable Pulse Signal Generator Module