AUK CORP.
SR3517 / SR3517(B)
The contents of this data sheet are subject to change without advance notice for the purp ose of improvement.
When using this product, would you please refer to the latest specifications.
Rev.O date: 01-FEB-11 AUK-LDM-001(A)
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1. Features
◆ Red colored diffusion lens type
◆ φ3mm(T-1 ) all plastic mold type
◆ Low power consumption
2. Outline Dimensions
unit : mm
STRAIGHT TYPE STOPPER TYPE : (B)
PIN Connections
1. Anode
2. Cathode
AUK CORP.
SR3517 / SR3517(B)
The contents of this data sheet are subject to change without advance notice for the purp ose of improvement.
When using this product, would you please refer to the latest specifications.
Rev.O date: 01-FEB-11 AUK-LDM-001(A)
3. Absolute Maximum Ratings
(Ta=25oC)
Characteristic Symbol Rating Unit
Power dissipation PD 25 mW
Forward current IF 10 mA
*1Peak forward current IFP 50 mA
Reverse voltage VR 4 V
Operating temperature range Topr -25∼85 °C
Storage temperature range Tstg -30∼100 °C
*2Soldering temperature Tsol 260℃ for 10 seconds
*1.Duty ratio = 1/16, Pulse width = 0.1ms
*2.Keep the distance 2.0mm from PCB to the bottom of LED
4. Electrical / Optical Characteristics
(Ta=25oC)
Characteristic Symbol Test Condition Min. Typ. Max. Unit
Forward voltage VF I
F= 5mA - 2.0 2.5 V
*3Luminous intensity IV IF= 5mA 1.6 - 6.6 mcd
Peak wavelength λP IF= 5mA - 700 - nm
Spectrum bandwidth ∆λ IF= 5mA - 100 - nm
Reverse current IR V
R=4V - - 10 uA
*4Half angle θ1/2 IF= 5mA - ±25 - deg
*4. θ1/2 is the off-axis angle where the luminous intensity is 1/2 the peak intensity
*3. Luminous intensity maximum tolerance for each grade classification limit is ±18%
*3. Luminous Intensity Classification
C D E
1.6 ~ 2.6 2.6 ~ 4.1 4.1 ~ 6.6
AUK CORP.
SR3517 / SR3517(B)
The contents of this data sheet are subject to change without advance notice for the purp ose of improvement.
When using this product, would you please refer to the latest specifications.
Rev.O date: 01-FEB-11 AUK-LDM-001(A)
5. Characteristic Diagrams
Fig.4 Spectrum Distribution
Fig. 3 IF – Ta
Fig. 2 IV - IF
Fig. 1 IF - VF
Forward Current IF [mA]
Ambient Temperature Ta [℃]
Relative Intensity [%]
Wavelength λ [nm]
Forward Voltage VF [V]
Forward Current IF [mA]
Forward Current IF [mA]
Luminous Intensity Iv [mcd]
Fig. 5 Radiation Dia gr am
Relative Luminous Intensity [%]
