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SG-257 参数 Datasheet PDF下载

SG-257图片预览
型号: SG-257
PDF下载: 下载PDF文件 查看货源
内容描述: 光断续器(透射) [Photointerrupters(Transmissive)]
分类和应用:
文件页数/大小: 2 页 / 274 K
品牌: KODENSHI [ KODENSHI KOREA CORP. ]
 浏览型号SG-257的Datasheet PDF文件第2页  
Photointerrupters(Transmissive)
KODENSHI
SG-257
DIMENSIONS
The SG–257 photointerrupter high– performance
standard type,combines high–output GaAs IRED with
high sensitive phototransistor.
(Unit : mm)
FEATURES
•PWB direct mount type
•GAP :3.0mm
•Snap–in mount
•Horizontal slit
•Convenient for vertical lever operation
APPLICATIONS
•Mouses
•Rotary encoders
•Facsimiles
•Scanners
MAXIMUM RATINGS
Item
Power dissipation
Forward current
Input
Reverse voltage
Pulse forward current
*1
Collector power dissipation
Collector current
Output
C-E voltage
E-C voltage
Operating temp.
*2
Storage temp.
*2
Soldering temp.
*3
(Ta=25℃)
Symbol
P
D
I
F
V
R
I
FP
P
C
I
C
V
CEO
V
ECO
Topr.
Tstg.
Tsol.
Rating
75
50
5
1
75
20
30
5
-20~+85
-30~+85
260
Unit
mW
mA
V
A
mW
mA
V
V
*1. pulse width :�½��½�≦100 μ
sec.period :T=10msec.
*2. No icebound or dew
*3. For MAX.5 seconds at the position of 1mm from the package
ELECTRO-OPTICAL CHARACTERISTICS
Item
Forward voltage
Input
Reverse current
Peak wavelength
Output
Collector dark current
Light current
TransmissioLeakage current
n
C-E saturation voltage
Rise time
Fall time
(Ta=25℃)
Symbol
V
F
I
R
λp
I
CEO
I
c
I
CEOD
V
CE(sat)
tr
tf
Conditions
I
F
=20mA
V
R
=5V
I
F
=20mA
V
CE
=10V
C
(
I
F
=20mA, V
E
=5V,Non–shading)
C
,
I
F
=20mA, V
E
=5V(shading)
I
F
=20mA, I
C
=0.3mA
L
Ω
V
CC
=5V, I
C
=2mA,R=100
Min.
Typ.
1.2
940
1
Max.
1.4
10
100
14
10
0.4
Unit.
V
μA
nm
nA
mA
μA
V
μ ec.
s
μ ec.
s
0.7
0.5
0.15
4
5
- 1-