Nichia STS-DA1-0567 No. 081105>
SPECIFICATIONS FOR NICHIA LUMINOUS FLUX GREEN STANDARD LED
MODEL : NLHG01S02
NICHIA CORPORATION
http://www. Datasheet4U. com
Nichia STS-DA1-0567 No. 081105>
1. FEATURES
· GREEN LED in a metal can package designed and developed for luminous flux calibration. · Uniform directivity (luminous intensity and color) suitable for calibration. · Excellent accuracy and reproducibility by using a unique temperature stabilization system. · Great versatility in actual use simplifies location adjustment when measuring.
2. APPLICATION
· Calibration for luminous flux measuring instrument.
3. SPECIFICATIONS
( 1) Absolute Maximum Ratings Item Forward Current Allowable Reverse Current Operating Temperature Storage Temperature Platinum resistance temperature device (RTD) Current
Platinum RTD temperature Peltier Device Current Peltier Device Voltage
Symbol IF IR 50 Topr Tstg 0 Ipt Tpt Ipel -1 Vpel
( Ta=25°C) Absolute Maximum Rating Unit 30 mA mA 20 ~ 30 ~ 40 2 30 ~ 35 ~ 1 2. 6 °C °C mA °C A V
(2) Initial Electrical/Optical Characteristics (Ta=25°C, Platinum RTD Temp. Tpt=30°C) Item Symbol Condition Min. Typ. Max. Forward Voltage VF IF=20[mA] 2. 9 3. 5 － Luminous Flux φv IF=20[mA] 0. 9 － x IF=20[mA] 0. 19 Chromaticity Coordinate － yI F=20[mA] 0. 71
Please refer to CIE 1931 chromaticity diagram. Measured when the LED is inserted into a socket. Measured after aging (conditions: Ta = 25°C, I F = 20 mA, 200 hours)
Unit V lm -
(3) Lumen Maintenance Remain in the rage of ± 3% from the initial value. After 100 hours of use. Ta = 25°C, LED drive current I F = 20 mA (±0. 1%), Platinum RTD temp. Tpt = 30°C (±0. 03°C)
4. TYPICAL INITIAL OPTICAL/ELECTRICAL CHARACTERISTICS,
Please
DIRECTIVITY refer to “TYP. CHARACTERISTICS” and “DIRECTIVITY” on the following pages.
5. PRODUCT CONSTRUCTION
Please refer to “PRODUCT CONSTRUCTION” on the following page.
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Nichia STS-DA1-0567 No. 081105>
6. OUTLINE DIMENSIONS
Please refer to “OUTLINE DIMENSIONS” on the foll...
NLHG01S02 PDF File
