ROHM SIM-20ST Technical data

SIM-20ST
Sensors
Infrared light emitting diode, side-view type
SIM-012SB
The SIM-20ST is a GaAs infrared light emitting diode with a side-facing detector. High output with φ1.85 lens.
zApplications
zFeatures
1) Compact package (4.4x4.3 mm) with lens.
2) High efficiency, high output P
O = 7mW (IF = 50 mA).
3) Emission spectrum well suited to silicon detectors (λ
P = 950 nm).
4) Good current-optical output linearity.
5) Long life, high reliability .
zAbsolute maximum ratings (Ta=25°C)
Forward current Reverse voltage Power dissipation Pulse forward current Operating temperature Storage temperature
Pulse width = 0.1 ms, duty ratio 1%
Parameter Symbol
IF
R
V
D
P
IFP Topr Tstg
zElectrical and optical characteristics (Ta=25°C)
Parameter Symbol Emitting strength Forward voltage Reverse current Peak light emitting wavelength Spectral line half width Half-viewing angle Response time Cut-off frequency
θ
trtf
Min.
E
V
λ
∆λ
I
I
R
1/2
F
P
fc 1.0 I
Rev.A 1/2
zDimensions (Unit : mm)
0.5Max.
Gate remainder
1.5±0.1
1.5
Resin coating
Limits
50
5
80
0.5
25 to +85
30 to +100
Typ.
Max.
7.5
1.3
950
40
±15
1.0
1.6 10
Unit
mA
mW
°C °C
Unit
mW/sr
V µA nm
nm
deg
µs
MHz
4.3±0.1
3.9±0.1
2.0
(2.54)
V
A
0.5
0.45
F
I
50mA
I
F
50mA
V
R
3V
I
F
50mA
I
F
50mA
I
F
50mA
F
I
50mA
F
50mA
4.4±0.1
0.5Max.
14Min.
1
Notes:
1. Tolerances are ±0.2 unless
0.1
±
otherwise indicated.
3.2
2. Value in parenthese is size
Cathode
Conditions
at base of leads.
0.4
4°±1°
2°±1°
0.53
0.4
2
Anode
Sensors
zElectrical and optical characteristic curves
50
mA)
(
F
40
30
20
10
FORWARD CURRENT : I
0
20 0 40 60 8020 100 AMBIENT TEMPERATURE : Ta (
Fig.1 Forward current falloff
200
(%)
E
100
50
20
RELATIVE EMITTING I : I
10
0−25 25 10050 75
AMBIENT TEMPERATURE : Ta (°C)
Fig. 4 Relative emitting strength vs.
ambient temperature
°C)
50
(mA)
F
40
30
20
10
FORWARD CURRENT : I
Fig.2 Forward current vs. forward voltage
100
80
60
40
20
RELATIVE OPTICAL OUTPUT : PO (%)
10
25
°C
0
°C
25
°C
50
°C
75
°C
0
012
FORWARD VOLTAGE : V
F
(V)
8
(mW / Sr)
E
6
4
2
EMITTING STRENGTH I : I
0
0 1020304050
0 900 920 940 960 980 1000
OPTICAL WAVELENGTH : λ (nm)
Fig.5 Wavelength
SIM-20ST
FORWARD CURRENT : I
Fig.3 Emitting strength vs.
forward current
F
(mA)
0°
10°
20°
30°
40°
50°
60°
70°
80°
90°
RELATIVE EMITTING STRENGTH (%) ANGULAR DISPLACEMENT : θ (
0
10° 20°80 60 40 20100 30° 40° 50° 60° 70° 80° 90°
100
80
60
40
20
RELATIVE EMITTING STRENGTH (%)
0
deg)
Fig. 6 Directional pattern
Rev.A 2/2
Appendix
No technical content pages of this document may be reproduced in any form or transmitted by any means without prior permission of ROHM CO.,LTD. The contents described herein are subject to change without notice. The specifications for the product described in this document are for reference only. Upon actual use, therefore, please request that specifications to be separately delivered. Application circuit diagrams and circuit constants contained herein are shown as examples of standard use and operation. Please pay careful attention to the peripheral conditions when designing circuits and deciding upon circuit constants in the set. Any data, including, but not limited to application circuit diagrams information, described herein are intended only as illustrations of such devices and not as the specifications for such devices. ROHM CO.,LTD. disclaims any warranty that any use of such devices shall be free from infringement of any third party's intellectual property rights or other proprietary rights, and further, assumes no liability of whatsoever nature in the event of any such infringement, or arising from or connected with or related to the use of such devices. Upon the sale of any such devices, other than for buyer's right to use such devices itself, resell or otherwise dispose of the same, no express or implied right or license to practice or commercially exploit any intellectual property rights or other proprietary rights owned or controlled by ROHM CO., LTD. is granted to any such buyer. Products listed in this document are no antiradiation design.
Notes
The products listed in this document are designed to be used with ordinary electronic equipment or devices (such as audio visual equipment, office-automation equipment, communications devices, electrical appliances and electronic toys). Should you intend to use these products with equipment or devices which require an extremely high level of reliability and the malfunction of with would directly endanger human life (such as medical instruments, transportation equipment, aerospace machinery, nuclear-reactor controllers, fuel controllers and other safety devices), please be sure to consult with our sales representative in advance.
About Export Control Order in Japan
Products described herein are the objects of controlled goods in Annex 1 (Item 16) of Export Trade Control Order in Japan. In case of export from Japan, please confirm if it applies to "objective" criteria or an "informed" (by MITI clause) on the basis of "catch all controls for Non-Proliferation of Weapons of Mass Destruction.
Appendix1-Rev1.1
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