DHT11 Digital temperature and humidity sensor/temperature and humidity sensor/temperature and humidity transmitter/probe

DHT11 Digital temperature and humidity sensor/temperature and humidity sensor/temperature and humidity transmitter/probe

DHT11 pin explanation Pin 1 2 3 4,

VCC positive power supply DOUT output NC empty foot GND

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-DHT series digital temperature humidity sensor

-A full range calibration, single -line digital output;
-Disting range: 20%～ 90%RH (0-50 ℃ temperature compensation);
-The temperature measurement range: 0 ～+50 ℃;
-Humidity measurement accuracy: ± 5.0%RH
-Temperature measurement accuracy: ± 1.0 ℃
-Pressing time:
-The low power consumption
Characteristic
Z relative humidity and temperature integration measurement

Z full volume calibration, can be swapped without required to be re -calibrated

Z super fast response time

Z single -line digital interface (simple system integration, low price)

Z small size (12x15.5x5.5mm)

Z high reliability

Z optimized long -term stability

Electrical characteristics

VDD = 5V, T = 25 ° C, unless special labeling

parameter

condition

min

Typ

max

unit

powered by

DC

3

5

5.5

V

Power supply

Measurement

0.5

2.5

ma

average

0.2

0.5

ma

Standby

100

150

UA

Sampling cycle

Second

1

Second-rate

The temperature sensor is 100K +/ - 1 % thermistor

The humidity sensor is HR202 wet sensitivity resistance