5PCS DC5-15V 4.2V V-PP to 11.4V V-PP NE555 Pulse Frequency Duty Cycle Adjustable Generator Module Square Wave Rectangular Wave Signal Generator

The 555 timer IC is an integrated circuit that is popular used in a variety of timer pulse generation and oscillator applications. This NE555 frequency adjustable pulse generator Module utilizes the NE555 timer IC to generate pulses from about 4Hz to 1.3Khz which can be used for experimental development or driving a stepper motor it would be also a good choice for users learningexperiencing the analog RC circuits. Technical Specifications: Input Voltage: 5V-15VDC.(when power supply is 5V the output current can be 15mA around;when 12V power supply the output current can 35mA around) Input current: =100mA Output amplitude: 4.2V V-PP(5v input) to 11.4V V-PP(12V input). (Different input voltage the output amplitude will be different) Maximum output current: >15mA (5V power supply V-PP greater than50Percent) >35mA (12V power supply V-PP greater than 50Percent) Output with the LED indicator The output frequency is adjustable:T0.7(RA+2RB)xC RA and RB can be adjusted (0-10k); Low frequency:C0.001UF; Intermediate frequency:C0.01UF; High-frequency:C1UF; higher frequency:C100UF Application As a square wave signal generator generates a square wave signal used for experimental development Used to drive a stepper motor Generate adjustable pulse for MCU Generate adjustable pulse to control circuitry associated Package includes: 5 x NE555 Pulse Frequency Duty Cycle Adjustable Module