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Device No：CDIR-095-001 Prepared date：2005/12/13 Prepared by：Fealty zhu
Technical Data Sheet
1.6mm Side Looking Infrared Emitting Diode
IR958-8C
█ Features
․Low forward voltage
․Peak wavelength λp=940nm
․High reliability
․This product itself will remain within RoHS compliant version.
█ Descriptions
The IR958-8C is a GaAs infrared
emitting diode. The miniature
side-facing device is a chip that
emits radiation from the side of the
clear package.
█ Applications
․VCR
․Floppy disk drive
․Automatic stroboscope
․Cassette type recorder
․Optoelectronic switch
․Photo interrupter
█ Device Selection Guide
Chip
Part No. Material Lens Color
IR958-8C GaAs/GaAlAs Water clear
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Device No：CDIR-095-001 Prepared date：2005/12/13 Prepared by：Fealty zhu
IR958-8C
█ Package Dimensions
Notes: 1.All dimensions are in millimeters
2.Tolerances unless dimensions ±0.25mm
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Device No：CDIR-095-001 Prepared date：2005/12/13 Prepared by：Fealty zhu
IR958-8C
█ Absolute Maximum Ratings (Ta=25℃)
Item Symbol Rating Unit
Power Dissipation PD 75 mW
Reverse Voltage VR 5 V
Forward Current IF 50 mA
Peak Forward Current (*1) IFP 1 A
Operating Temperature Topr -25~+85 ℃
Storage Temperature Tstg -40~+85 ℃
Soldering Temperature
(1/16 inch from body for 5 seconds) Tsol 260
℃
Notes: *1:IFP Conditions--Pulse Width≦100μs and Duty≦1%.
*2:Soldering time≦5 seconds.
█ Electro-Optical Characteristics (Ta=25℃)
Parameter Symbol Min Typ Max Unit Condition
Collector Current Ic(on) 306 - 1870 μA IF=4mA,VCE=3.5V
Peak Wavelength λp - 950 - nm IF =20mA
Spectral Bandwidth △λ - 40 - nm IF =20mA
View Angle 2θ1/2 - 25 - Deg IF =20mA
Forward Voltage VF - 1.2 1.5 V IF =20mA
Reverse Current IR - - 10
μA VR=5V
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Device No：CDIR-095-001 Prepared date：2005/12/13 Prepared by：Fealty zhu
75
-25 025 50 100
900
920
940
960
980
0
10
101
102
3
104
1234
0
20
40
60
80
100 IF=20mA
Ta=25°
C
0-40 -20 40200 60 10080
20
40
60
100
80
120
140
IR958-8C
█ Typical Electrical/Optical/Characteristics Curves
Fig.1 Forward Current vs. Fig.2 Spectral Distribution
Ambient Temperature
Fig.3 Peak Emission Wavelength Fig.4 Forward Current
Ambient Temperature vs. Forward Voltage
Everlight Electronics Co., Ltd. http:\\www.everlight.com Rev 1 Page: 5 of 8
Device No：CDIR-095-001 Prepared date：2005/12/13 Prepared by：Fealty zhu
-20
0.9
0.7
0.8
1.0
50
70
80
60
40
30
-10 02010
25
1
1.1
1.2
1.3
50 75 100 120
IF=20mA
IR958-8C
. Fig5 Forward Voltage vs. Fig.6 Relative Radiant Intensity vs.
Ambient Temperature(°C) Angular Displacement
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Device No：CDIR-095-001 Prepared date：2005/12/13 Prepared by：Fealty zhu
IR958-8C
█ Test Method
█ To Distinguish Intensity:
Ranks
Parameter Symbol Min Max Unit Test Condition
5-2 Ic(ON) 1053 1870 μA IF=4mA,VCE=3.5V
6-1 Ic(ON) 650 1274 μA IF=4mA,VCE=3.5V
6-2 Ic(ON) 465 750 μA IF=4mA,VCE=3.5V
7-1 Ic(ON) 347 550 μA IF=4mA,VCE=3.5V
7-2 Ic(ON) 306 441 μA IF=4mA,VCE=3.5V
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Device No：CDIR-095-001 Prepared date：2005/12/13 Prepared by：Fealty zhu
IR958-8C
█ Reliability Test Item And Condition
The reliability of products shall be satisfied with items listed below.
Confidence level：90%
LTPD：10%
NO. Item Test Conditions Test Hours/
Cycles
Sample
Sizes
Failure
Judgement
Criteria
Ac/Re
1 Solder Heat TEMP.：260℃±5℃ 10secs 22pcs 0/1
2 Temperature Cycle H : +100℃ 15mins
5mins
L : -40℃ 15mins
300Cycles 22pcs 0/1
3 Thermal Shock H :+100℃ 5mins
10secs
L :-10℃ 5mins
300Cycles 22pcs 0/1
4 High Temperature
Storage
TEMP.：+100℃ 1000hrs 22pcs 0/1
5 Low Temperature
Storage
TEMP.：-40℃ 1000hrs 22pcs 0/1
6 DC Operating Life IF=20mA 1000hrs 22pcs 0/1
7 High Temperature/
High Humidity
85℃ / 85% R.H 1000hrs 22pcs
IR≧U×2
Ee≦L×0.8
VF≧U×1.2
U：Upper
Specification
Limit
L：Lower
Specification
Limit
0/1
Everlight Electronics Co., Ltd. http:\\www.everlight.com Rev 1 Page: 8 of 8
Device No：CDIR-095-001 Prepared date：2005/12/13 Prepared by：Fealty zhu
IR958-8C
Packing Quantity Specification
1.1000PCS/1Bag，8Bags/1Box
2.10Boxes/1Carton
Label Form Specification
CPN: Customer’s Production Number
P/N : Production Number
QTY: Packing Quantity
CAT: Ranks
HUE: Peak Wavelength
REF: Reference
LOT No: Lot Number
Notes
1. Above specification may be changed without notice. EVERLIGHT will reserve authority on
material change for above specification.
2. When using this product, please observe the absolute maximum ratings and the instructions
for using outlined in these specification sheets. EVERLIGHT assumes no responsibility for
any damage resulting from use of the product which does not comply with the absolute
maximum ratings and the instructions included in these specification sheets.
3. These specification sheets include materials protected under copyright of EVERLIGHT
corporation. Please don’t reproduce or cause anyone to reproduce them without EVERLIGHT’s
consent.
EVERLIGHT ELECTRONICS CO., LTD. Tel: 886-2-2267-2000, 2267-9936
Office: No 25, Lane 76, Sec 3, Chung Yang Rd, Fax: 886-2267-6244, 2267-6189, 2267-6306
Tucheng, Taipei 236, Taiwan, R.O.C http:\\www.everlight.com
IR958-8C
