BH1600FVC PDF даташит
Спецификация BH1600FVC изготовлена «ROHM Semiconductor» и имеет функцию, называемую «Analog Output Ambient Light Sensor IC». |
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Детали детали
Номер произв | BH1600FVC |
Описание | Analog Output Ambient Light Sensor IC |
Производители | ROHM Semiconductor |
логотип |
9 Pages
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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 ※
www.rohm.com
© 2012 ROHM Co., Ltd. All rights reserved.
1/8
2012.02 - Rev.D
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BH1600FVC
●Reference Data
1.2
1
0.8
0.6
0.4
0.2
0
400 500 600 700 800 900 1000 1100
Wavelength [ nm ]
Fig.1 Spectral Response
1.2
1
1pin
0.8 受信指向- 角特性+
0.6
0.4
-+
0.2
0
-90 -60 -30
0
30 60 90
Angle [ deg ]
Fig.4 Directional Characteristics 1
Fluorescent
Light
Incandescent
Light
Halogen
Light
Kripton Light
Artifical Sun
Light
White LED
0
0.5 1 1.5
Ratio
2
Fig.2 Light Source Dependency
(Fluorescent Light is set to '1')
1.2
1
0.8 暗電流温特
0.6
-
1pin
-
0.4
0.2 +
+
0
-90 -60 -30 0 30 60
Angle [ deg ]
90
Fig.5 Directional Characteristics 2
100
10
1
H-Gain
0.1
0.01
0.001
-30
0 30 60
Ta [ ℃ ]
Fig.7 Ta – ICC (0 lx)
L-Gain
SD
90
1.4
1.2
1
0.8
0.6
0.4
0.2
0
-30
0 30 60
Ta [ ℃ ]
90
Fig.8 IOUT Temperature dependency(100 lx)
10000
1000
L-Gain
100
10 H-Gain
1
100
1000
Illuminance [ lx ]
10000
Fig.10 Illuminance – Wake up Time
Technical Note
100000
10000
1000
100
10
1
0.1
0.01
0.001
00.01
H-Gain
L-Gain
1 100 10,000 1,000,000
Illuminance[lx]
Fig.3 Illuminance – IOUT
Characteristics
100
10
1
H-Gain
0.1
0.01
0.001
-30
0 30 60
Ta [ ℃ ]
Fig.6 Ta – IOUT (0 lx)
L-Gain
SD
90
1.4
1.2
1
0.8
0.6
0.4
0.2
0
2 2.5 3 3.5 4
VCC [ V ]
Fig.9 IOUT VCC dependency
www.rohm.com
© 2012 ROHM Co., Ltd. All rights reserved.
2/8
2012.02 - Rev.D
No Preview Available ! |
BH1600FVC
●Block Diagram
VCC
Logic
GC1
GC2
Technical Note
PD Current
Amp
IOUT
R1
C1
GND
●Block Diagram Descriptions
●PD
Photo diode close to human eyes sensitivity.
●Current AMP
To amplify Photo diode current ( H-Gain / L-Gain )
Gain controllable in 2 steps by input voltage from GC1 and GC2.
●Logic
Logic block for mode setting by input voltage from GC1 and GC2
●Mode Setting
GC2
0
0
1
1
GC1
0
1
0
1
Mode
Shutdown
H-Gain Mode
L-Gain Mode
Test Mode ( Input prohibition )
www.rohm.com
© 2012 ROHM Co., Ltd. All rights reserved.
3/8
2012.02 - Rev.D
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Номер в каталоге | Описание | Производители |
BH1600FVC | Analog Output Ambient Light Sensor IC | ROHM Semiconductor |
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