MAX44004 datasheet(4/17 Pages) MAXIM

Part #	MAX44004

Description	Digital Ambient Light Sensor

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Manufacturer	MAXIM [Maxim Integrated Products]

Direct Link	https://www.maximintegrated.com/en.html

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MAX44004

Digital Ambient Light Sensor

Typical Operating Characteristics

(VDD = 1.8V, TA = -40NC to +85NC, unless otherwise noted. All devices are 100% production tested at TA = +25NC. Temperature limits

are guaranteed by design.)

SPECTRUM RESPONSE

WAVE LENGTH (nm)

970

870

770

670

570

470

370

20

40

60

80

100

120

0

270

1070

GREEN CHANNEL

RED CHANNEL

CIE CURVE

SUPPLY CURRENT vs. SUPPLY VOLTAGE

vs. TEMPERATURE

SUPPLY VOLTAGE (V)

3.5

3.3

2.9 3.1

2.1 2.3 2.5 2.7

1.9

1

2

3

4

5

6

7

8

9

10

0

1.7

3.7

TA = -40°C

TA = +25°C

TA = +85°C

TA = +105°C

DARKROOM CONDITION

LUX

10k

1k

100

10

1

100k

SUPPLY CURRENT vs. LUX

30

0

5

10

15

20

25

OUTPUT ERROR vs. TEMPERATURE

TEMPERATURE (°C)

85

60

35

10

-15

1

2

3

4

5

6

7

8

9

10

11

0

-40

110

DARKROOM CONDITION

VDD = 1.7V TO 3.6V

OUTPUT LOW VOLTAGE

vs. SINK CURRENT

SINK CURRENT (mA)

20

10

515

20

40

60

80

100

120

140

160

180

0

THE DATA WAS TAKEN ON

THE INTERRUPT PIN

LIGHT SENSITIVITY vs. LUX LEVEL

REFERENCE METER READING (LUX)

900

800

600 700

200 300 400 500

100

200

400

600

800

1000

1200

1400

1600

FLUORESCENT

INCANDESCENT

1800

0

1000

ALSTIM[1:0] = 00

ALSPGA[1:0] = 10

RADIATION PATTERN

LUMINOSITY ANGLE (°)

40 60 80

30

10

20

-60

-50

-40

-30

-20

-10

0

-80

-70

10

20

30

40

50

60

70

80

90

100

0

-90

50 70 90

ROTATED WITH AXIS BETWEEN

PIN 1/2/3 AND 4/5/6

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