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參數(shù)資料
| 型號(hào)： | IR2E51Y |
| 廠商： | Sharp Corporation |
| 英文描述： | Auto-Brightness Control LED Driver |
| 中文描述： | 自動(dòng)亮度控制LED驅(qū)動(dòng)器 |
| 文件頁(yè)數(shù)： | 7/13頁(yè) |
| 文件大?。?/td> | 175K |
| 代理商： | IR2E51Y |
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Electric Characteristics
IR2E51Y
Sheet No.: F1-A00101EN
Parameter
Stand-by supply current
VIN Supply current
VCC Supply current
VDD Supply current
ISS1
IIN1
Symbol
IIN2
ICC1
IVDD1
Unit
μ
A
mA
See the Block Diagram unless otherwise specified.
VIN=3.6V, VCC=2.5V, VDD=1.8V, Ta=25
°C
, RIREF=13k
Ω
, RIREF_PD=15k
Ω
The current direction is regarded positive when entering the IC and negative when exiting.
Measurement condition
XSTB="0"
VIN=4.2V,CPO output: 1x mode
CPO output: No load current
VIN=3V, CPO output: 1.5x mode
CPO output: No load current
VCC=2.5V(IPD no input current)
VCC=1.8V
MIN.
-
-
TYP.
0
0.17
MAX.
3
0.32
Current consumption
Parameter
IREF Pin voltage
IREF_PD Pin voltage
VREF
VREF_PD
Symbol
Unit
mV
mV
Measurement condition
RIREF=13k
Ω
RIREF_PD=15k
Ω
MIN.
TYP.
480
480
MAX.
Voltage reference circuit
-
-
-
3.0
0.7
0
5.0
1.5
3
mA
mA
μ
A
Parameter
Illuminance output data (8bit)
(Offset adjustment=00H)
(Slope adjustment=00H)
RIREF_PD=15k
Ω
Illuminance offset
adjustment sensitivity
(Offset adjustment
for sensor dispersion)
Slope adjustment=00H
RIREF_PD=15k
Ω
Illuminance slope
adjustment sensitivity
(Slope adjustment
for sensor dispersion)
Offset adjustment=00H
RIREF_PD=15k
Ω
Dout_PD0
Dout_PD1
Dout_PD2
Dout_PD3
Dout_PD4
Dout_PD5
D_OFSET0
D_OFSET+1
D_OFSET+7
D_OFSET-1
D_OFSET-8
D_GAIN0
D_GAIN+1
D_GAIN+7
D_GAIN-1
D_GAIN-8
Symbol
Unit
Measurement condition
PD pin current=0
μ
A(open)
PD pin current=10
μ
A
PD pin current=20
μ
A
PD pin current=30
μ
A
PD pin current=40
μ
A
PD pin current=50
μ
A
Offset adjustment: 00H
Offset adjustment:01H
Offset adjustment:07H
Offset adjustment:0FH
Offset adjustment:08H
Offset adjustment:00H
Offset adjustment:01H
Offset adjustment:07H
Offset adjustment:0FH
Offset adjustment:08H
MIN.
TYP.
00H
34H
64H
94H
C8H
F8H
0
+8
+56
-8
-64
0
+3.13
+21.90
-3.13
-25.04
MAX.
Ambient light sensor interface circuit
LSB
LSB
LSB
LSB
LSB
%
%
%
%
%
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