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2010.06 - Rev.B

© 2010 ROHM Co., Ltd. All rights reserved.

Ambient Light Sensor ICs

Digital 16bit Serial Output Type

Ambient Light Sensor IC

BH1715FVC

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Descriptions

BH1715FVC is an digital Ambient Light Sensor IC for I

light data for adjusting LCD and Keypad backlight power of Mobile phone. It is possible to detect wide range at High resolution.

(1 - 65535 lx).

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Features

1) I

2) Spectral responsibility is approximately human eye response

3) Illuminance to Digital Converter

4) Wide range and High resolution. (1 – 65535 lx)

5) Low Current by power down function

6) 50Hz / 60Hz Light noise reject-function

7) 1.8V Logic input interface

8) No need any external parts

9) Light source dependency is little.

(ex. Incandescent Lamp. Fluorescent Lamp. Halogen Lamp. White LED. Sun Light)

10) It is possible to select 2 type of I

11) Adjustable measurement result for influence of optical window

(It is possible to detect min. 0.23 lx, max. 100000 lx by using this function.)

12) Small measurement variation (+/- 15%)

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Applications

Mobile phone, LCD TV, NOTE PC, Portable game machine, Digital camera, Digital video camera, Car navigation, PDA,

LCD display

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Absolute Maximum Ratings

Parameter

Symbol

Ratings

Units

Supply Voltage

Vmax

4.5

V

Operating Temperature

Topr

-40～85

℃

Storage Temperature

Tstg

-40～100

℃

SDA Sink Current

Imax

7

mA

Power Dissipation

Pd

mW

※

70mm × 70mm × 1.6mm glass epoxy board. Derating in done at 3.47mW/℃ for operating above Ta=25℃.

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Operating Conditions

Parameter

Symbol

Ratings

Units

Min.

Typ.

Max.

Vcc

2.4

3.0

3.6

V

I

1.65

－

V

No.10046EBT06