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參數(shù)資料
| 型號(hào)： | S6840 |
| 元件分類(lèi)： | 光電元器件 |
| 英文描述： | LINEAR OUTPUT PHOTO DETECTOR |
| 文件頁(yè)數(shù)： | 1/2頁(yè) |
| 文件大?。?/td> | 118K |
| 代理商： | S6840 |
Features
l 5-element photodiode (1 element in center, 4 elements at
peripheral) allows independent photometry in each area
l Clear plastic package (9.5 × 5.2 mm)
l Low noise
l Built-in thermosensor
l Wide photometric range
Applications
l Camera auto exposure meter
PHOTO
IC
Photo IC for photometry
Photo IC incorporating a 5-element photodiode
S6840
S6840 is designed for camera exposure meters. It consists of a 5-element photodiode and an IC integrating a logarithmic amplifier circuit with
gain switching and a thermosensor.
s Absolute maximum ratings (Ta=25 °C)
Parameter
Symbol
Value
Unit
Supply voltage
Vcc
-0.3 to +7
V
Terminals D1 to D3
-0.3 to Vcc+0.3
Input
voltage
Other terminals
Vin
Do not input voltage
V
Operating temperature
Topr
-20 to +60
°C
Storage temperature
Tstg
-30 to +80
°C
Soldering
-
230 °C, 5 s
-
s Recommended operating conditions
Parameter
Symbol
Value
Unit
3.0 to 3.5
Supply voltage
Vcc
4.5 to 5.5
V
Operating temperature
Topr
-15 to +40
°C
s Optical characteristics (Ta=25 °C, Vcc=5 V)
Parameter
Symbol
Condition
Min.
Typ.
Max.
Unit
320 to 1100
Spectral response range
λ
*
320 to 730
nm
-
960
-
Peak sensitivity wavelength
λp
*
-
560
-
nm
Center
-
421
-
Peripheral
-
727
-
Center
-
37
-
Short circuit current
Isc
100 lx
“A” light
source
*
Peripheral
-
64
-
nA
* When used with a standard visual compensation filter (0.5 mm thick)
s Temperature characteristics (Ta= -15 to +40 °C, based on a value at 25 °C, Vcc=5.0 V, unless otherwise noted)
Parameter
Symbol
Condition
Min.
Typ.
Max.
Unit
Terminal
Terminal voltage change
Vrf5
Terminal (10) open
-30
-
30
mV
VR (11)
Output voltage
temperature coefficient
α
-
16.5
-
mV/°C
TO (7)
Output voltage
temperature coefficient
β
Vpo - Vpo [terminal (14) GND]
-
3350
-
ppm/°C
PO (12)
1
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