RE200B human pyroelectric infrared sensor LHI874/LHI878/RE200B/P228 PIRD204S

Sensitive yuan area: 2.0 x 1.0 best callus induction

Substrate material: silicon

Substrate thickness: 0.5 mm

Work wavelength: 7-14 ? m

Average transmittance: > 75%

Output signal: > 2.5 V

(420 ° k blackbody 1 Hz modulation frequency 0.3 3.0 Hz bandwidth 72.5 db gain)

Noise < 200 mv

(mVp – p) (25 )

Balanced: < 20%

Working voltage: 2.2-15 v

Working current: 8.5 – ? A 24

(VD = 10 v, Rs = 47 k ?, 25 )

Source voltage: 0.4-1.1 V

(VD = 10 v, Rs = 47 k ?, 25 )

Working temperature | : – twenty  to + 70 

Keep temperature: – 35 to + 80 

Field: 139 ° x 126 °

Note: the sensor using pyroelectric materials polarization with temperature change characteristics of infrared radiation detection, the double sensitive yuan complementary method to suppress the interference of temperature change and improve the operation stability of the sensor.