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5Pcs Wave Frequency Adjustable Duty Cycle Pulse Signal Generator NE555 Square

Size: 20mm * 40mm.

Function: produce different frequency square wave or rectangular wave.

Parameter index:

(1) Power supply: Input voltage: 5V-12VDC. 5V supply output current is about 10MA; when 12V power supply, output current is about 30MA.

(2) Frequency: 5 bands (Found).
J1 file: 0.6Hz ~ 25Hz
J2 file: 7Hz ~ 300Hz
J3 file: 50Hz ~ 2.5kHz
J4 block: 350kHz ~ 6.6kHz
J5 block: 6.7kHz ~ 180kHz
Adjustable duty cycle range: 0.4-0.99

(3) LED output indication, the low level LED lights, LED off high, led flashing speed indicates the output frequency variation; except jump cap choice of different frequency bands outside, RV1 can adjust the frequency adjustment, regulation led flashes can be seen as adjust the frequency change corresponding to the change.

(4) Input Current: ?100MA.

(5) Output voltage: 4.2V - 11.4V peak (with supply voltage variation).

(6) The output frequency is calculated: Period T = 0.7 (Ra + 2Rb) C Ra, Rb is 0-10K adjustable.

(7) Input: VCC GND Output: VCC OUT GND here input voltage and output consistent with the purpose of user-friendly, you can follow-up power supply. OUT is the output signal frequency.

Sat, 18 Jun 2022 12:54:16 GMT 637911824562563193 0700738A5C161B1B

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