- 1-
S D - 1 1 2 SS D - 1 1 2 F 2
Position Sensitive Diodes
K O D E N S H I
The SD-112, 112F2 are position sensors for automatic
focusing of camera.
F E A T U R E S
Visible ray cut off flat package
Laser beam focusing/positioning is best performed
With alignment hole
A P P L I C A T I O N S
Automatic focusing of camera
D I M E N S I O N S
(Unit : mm)
R a t i n g
S y m b o l
I t e m
MAXIMUM RATINGS
Reverse voltage
Power dissipation
Operating temp.
Storage temp.
Soldering temp.
V
R
P
D
T o p r .
T s t g .
T s o l .
3 0
3 0
- 2 5 ~ + 8 5
- 3 0 ~ + 1 0 0
2 6 0
V
m W
U n i t
( T a = 2 5)
7 0 0 ~ 1 1 0 0
( T a = 2 5)
ELECTRO-OPTICAL CHARACTERISTICS
I
R
= 1 0A
V
R
= 1 V
V
R
=1V, E
V
= 1 0 0 0 l x
* 5
V
R
=1V, R
L
= 1K
V
R
=1V, f=1MHz
V
R
=1V, Va=0.5V
V
R
= 1 V
I t e m
T y p .
1 1
9 2 0
2
1 0
1 5 0
0 . 1 0 0
Reverse voltage
Dark current
Light current
Spectral sensitivity
Peak wavelength
Switching speeds
C a p a c i t a n c e
R e s i s t a n c e
Signal slope
Light current difference
V
R
I d
I
L
* 1
p
tr, tf
C t
R
S
* 2
* 3
I
L
/ I
L
* 4
3 0
9
1 0 0
5
2 0 0
2
V
n A
A
n m
n m
s e c .
p F
K
-
%
S y m b o l
C o n d i t i o n s
M i n .
M a x .
U n i t .
*1. I
L
= I
L 1
+ I
L 2
( I
L 1
=Light current of A1,I
L 2
=Light current of A2)
*2. Va=Voltage of Anode A1,A2
*3.
= 1 ( I
L 1
- I
L 2
) / ( I
L 1
+ I
L 2
) 1
*4. L = I
L 1
- I
L 2
*5. Color temp.=2856K standard Tungsten lamp
- 2-
S D - 1 1 2 SS D - 1 1 2 F 2
Position Sensitive Diode
Power dissipation Vs.
Ambient temperature
Light current Vs.
Illuminance
Relative sensitivity Vs.
Wavelength
Relative light current Vs.
Ambient temperature
Relative resistance between
electrodes Vs. Ambient temperature
Dark current Vs.
Ambient temperature
Dark current Vs.
Reverse voltage
Capacitance between terminals Vs.
Reverse voltage
Relative light current Vs.
Position
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