SFH7779 datasheet(7/35 Pages) OSRAM

7 / 35 page

Version 1.2

SFH 7779

2016-04-25

Characteristics

(TA = 25 °C)

Parameter

Symbol

Value

Unit

min.

typ.

max.

General

Conditions for OFF mode

DD,off

0.5

Current consumption in OFF mode

(VDD < 0.5V)

DD,off

A

STAND-BY mode current consumption

(Mode_control(41h) = 0x00; VDD = 2.5V)

DD,stby

0.8

1.5

A

Proximity Sensor (PS)

LED centroid wavelength (ILED = 100mA)



centroid

940

LED Spectral bandwidth (ILED = 100mA)



Temperature coefficient of optical power of LED TC

-0.5

%/K

ILED ON time for one measurement

t LED ON

200

300

µs

LED current, programmable



LED> 2.3V for ILED < 100mA

LED> 3.0V for ILED > 100mA

LED

200

Accuracy of LED current source

(ALS_PS_CONTROL: LED Current = 00b)

LED

22.5

27.5

Mean current consumption in PS mode 

(current consumption of the pulsed LED is not

included; MODE_CONTROL(0x41h) = 0x03h; 

all other registers are default; VDD = 2.5V)

150

µA

Mean current consumption in PS mode during

the 200µs LED pulse (t LED ON)

(current consumption of the pulsed LED is not

included)

6.5

8.5

Typical detection distance 1)

KODAK grey card 100x130mm², R=90%

(ILED=200mA, VDD=2.5V, Ev = 0lx;

high threshold = 11 counts)

hon

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