LL-544VD2I-V4-1B-T_15 Datasheet, PDF (7/7 Pages) Lucky Light Electronic – Ultra Red LED

Luckylight
Please read the following notes before using the product:
1. Over-current-proof
Customer must apply resistors for protection, otherwise slight voltage shift will cause big
current change (Burn out will happen).
2. Storage
2.1 Do not open moisture proof bag before the products are ready to use.
2.2 Before opening the package, the LEDs should be kept at 30℃ or less and 90%RH or less.
2.3 The LEDs should be used within a year.
2.4 After opening the package, the LEDs should be kept at 30℃ or less and 70%RH or less.
2.5 The LEDs should be used within 168 hours (7 days) after opening the package.
3. Soldering Iron
Each terminal is to go to the tip of soldering iron temperature less than 260℃ for 5 seconds
within once in less than the soldering iron capacity 25W. Leave two seconds and more
intervals, and do soldering of each terminal. Be careful because the damage of the product is
often started at the time of the hand solder.
4. Repairing
Repair should not be done after the LEDs have been soldered. When repairing is unavoidable,
a double-head soldering iron should be used (as below figure). It should be confirmed
beforehand whether the characteristics of the LEDs will or will not be damaged by repairing.
Spec No: B546X270
Rev No: V.2
Approved: JoJo
Checked: Wu
Lucky Light Electronics Co., Ltd.
Date: Aug/06/2009
Page: 7 OF 7
Drawn: Yao
Http://www.luckylight.cn