BH1600FVC-TR Datasheet, PDF (1/9 Pages) Rohm – Analog Current Output Type Ambient Light Sensor IC

Ambient Light Sensor ICs
Analog Current Output Type
Ambient Light Sensor IC
BH1600FVC
No.12046EDT04
●Descriptions
BH1600FVC is an analog current output ambient light sensor. BH1600FVC is the most suitable to obtain the ambient light
data for adjusting LCD and Keypad backlight of Mobile phone for power saving and better visibility
●Features
1) Compact surface mount package 3.0 × 1.6 mm
2) Spectral sensitivity close to human eyes sensitivity.
3) Output current in proportion to brightness.
4) Minimum supply voltage 2.4V
5) Built-in shutdown function
6) 2 steps controllable output current gain.
7) 1.8V logic input interface
●Applications
Mobile phone, LCD TV, PDP TV, Laptop PC, Portable game console, Digital camera, Digital video camera, PDA,
LCD display
●Absolute Maximum Ratings
Parameter
Symbol
Limits
Units
Supply Voltage
Vmax
4.5
V
Operating Temperature
Topr
-30～85
℃
Storage Temperature
Tstg
-40～100
℃
Iout Current
Ioutmax
7.5
mA
Power Dissipation
Pd
260^※
mW
※ 70mm × 70mm × 1.6mm glass epoxy board. Derating at 3.47mW/℃ for operating above Ta=25℃.
●Operating Conditions
Parameter
VCC Voltage
Symbol Min.
Typ.
Max. Units
Vcc
2.4
3.0
3.6
V
●Electrical Characteristics ( VCC = 3.0V, Ta = 25℃, unless otherwise noted )
Parameter
Symbol Min.
Typ.
Max.
Supply Current
Icc1
39
64
90
Shutdown Current
Icc2sd
-
0.01
0.2
Dark Current
Idark
-
-
0.1
Light Current
Iout
39
60
81
Peak Wave Length
λp
-
560
-
Incandescent/Fluorescent
Light Current Ratio
rIF
-
1.0
-
Saturated Output Voltage
Vomax
2.6
2.9
3.0
GC1, GC2 Input ‘L’ Voltage
GC1,GC2 Input ‘H’ Voltage
VIL
0
-
0.4
VIH
1.4
-
Vcc
Wake-up Time
twu
-
64
128
Gain Ratio
H-Gain Mode / L-Gain Mode
※ White LED is used as optical source
-
9.5
10
Units
µA
µA
µA
µA
nm
times
V
V
V
µs
times
Conditions
Ev=100 lx ( H-Gain Mode ) ^※
VGC1=VGC2=0 No Input Light
Ev=0 lx
Ev=100 lx ( H-Gain Mode ) ^※
Ev=100 lx
Ev=100 lx, RL=220kΩ
( H-Gain Mode ) ^※
Shutdown → H-Gain Mode
Ev=100lx ^※
Ev=100 lx ^※
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2012.02 - Rev.D