NSPW570DS Marl

Nichia STS-DA1-0089 <Cat.No.080131> SPECIFICATIONS FOR NICHIA WHITE LED MODEL : NSPW570DS NICHIA CORPORATION -0- Nichia STS-DA1-0089 <Cat.No.080131> 1.SPECIFICATIONS (1) Absolute Maximum Ratings (Ta=25C) Item Symbol Absolute Maximum Rating Unit Forward Current IF 30 mA Pulse Forward Current IFP 100 mA Reverse Voltage VR 5 V Power Dissipation PD 105 mW Operating Temperature Topr -30 ~ + 85 C Storage Temperature Tstg -40 ~ +100 C Soldering Temperature Tsld 265C for 10sec. < < IFP Conditions : Pulse Width 10msec. and Duty 1/10 = = (2) Initial Electrical/Optical Characteristics (Ta=25C) Item Symbol Condition Typ. Max. Unit Forward Voltage VF IF=20 mA (3.2) 3.5 V Reverse Current IR VR= 5 V - 50 A Luminous Intensity Iv IF=20 mA (1.7) - cd x - IF=20 mA 0.31 - - Chromaticity Coordinate y - IF=20 mA 0.32 - - Please refer to CIE 1931 chromaticity diagram. (3) Ranking (Ta=25C) Item Symbol Condition Min. Max. Unit Rank W Iv IF=20 mA 1.75 2.53 cd Luminous Intensity Rank V Iv IF=20 mA 1.24 1.75 cd Rank U Iv IF=20 mA 0.88 1.24 cd Luminous Intensity Measurement allowance is 10%. Color Ranks (IF=20mA,Ta=25C) Rank a0 Rank b1 x 0.280 0.264 0.283 0.296 x 0.287 0.283 0.330 0.330 y 0.248 0.267 0.305 0.276 y 0.295 0.305 0.360 0.339 Rank b2 Rank c0 x 0.296 0.287 0.330 0.330 x 0.330 0.330 0.361 0.356 y 0.276 0.295 0.339 0.318 y 0.318 0.360 0.385 0.351 Color Coordinates Measurement allowance is 0.01. Basically, a shipment shall consist of the LEDs of a combination of the above ranks. The percentage of each rank in the shipment shall be determined by Nichia. 2.INITIAL OPTICAL/ELECTRICAL CHARACTERISTICS Please refer to CHARACTERISTICS on the following pages. -1-