spec no: dsal5943 rev no: v.1 date: feb/09/2011 page: 1 of 6 approved: wynec checked: allen liu drawn: y.f.lv e rp: 1201006904 3.5x2.8mm surface mount led lamp attention observe precautions for handling electrostatic discharge sensitive devices part number: AA3528WG1S green features z single color. z suitable for all smt assembly and solder process. z available on tape and reel. z ideal for backlighting. z package : 1500pcs / reel. z moisture sensitivity level : level 3. z rohs compliant. description the green source color devices are made with ingan light emitting diode. static electricity and surge damage the leds. it is recommended to use a wrist band or anti-electrostatic glove when handling the leds. all devices, equipment and machinery must be electrically grounded. package dimensions notes: 1. all dimensions are in millimeters (inches). 2. tolerance is 0.25(0.01") unless otherwise noted. 3. the specifications, characteristics and technical data descri bed in the datasheet are subject to change without prior notice . 4.the device has a single mounting surface. the device must be mounted according to the specifications.
spec no: dsal5943 rev no: v.1 date: feb/09/2011 page: 2 of 6 approved: wynec checked: allen liu drawn: y.f.lv e rp: 1201006904 handling precautions compare to epoxy encapsulant that is hard and brittle, si licone is softer and flexible. although its characteristic significantly reduces thermal stress, it is more su sceptible to damage by external mechanical force. as a result, special handling precau tions need to be observed during asse mbly using silicone encapsulated led products. failure to comply might lead to damage and premature failure of the led. 1. handle the component along the side surfaces by using forceps or appropriate tools. 2. do not directly touch or handle the silicone lens surface. it may damage the internal circuitry. 3. do not stack together assembled pcbs containing ex posed leds. impact may scratch the silicone lens or damage the internal circuitry. 4.1. the outer diameter of the smd pickup nozzle should not exceed the size of the led to prevent air leaks. the inner diame- ter of the nozzle should be as large as possible. 4.2. a pliable material is suggested fo r the nozzle tip to avoid scratching or damaging the led surface during pickup. 4.3. the dimensions of the component must be accurately program med in the pick-and-place machine to insure precise pickup and avoid damage during production. 5. as silicone encapsulation is permeable to gases, some corro sive substances such as h 2 s might corrode silver plating of leadframe. special care should be taken if an led with silicone encapsulation is to be used near such substances.
spec no: dsal5943 rev no: v.1 date: feb/09/2011 page: 3 of 6 approved: wynec checked: allen liu drawn: y.f.lv e rp: 1201006904 selection guide notes: 1. 1/2 is the angle from optical centerline where the lumi nous intensity is 1/2 of the optical peak value. 2. luminous intensity/ luminous flux: +/-15%. absolute maximum ratings at ta=25c electrical / optical characteristics at ta=25c notes: 1.wavelength: +/-1nm. 2. forward voltage: +/-0.1v. note: 1. 1/10 duty cycle, 0.1ms pulse width. part no. dice lens type v iewing angle [1] min. typ. 2 1/2 AA3528WG1S green (ingan) water clear 400 550 120 iv (mcd) [2] @ 20ma symbol parameter device typ. max. units test conditions peak peak wavelength green 500 nm i f =20ma d [1] dominant wavelength green 505 nm i f =20ma ? 1/2 spectral line half-width green 28 nm i f =20ma c capacitance green 45 pf v f =0v;f=1mhz v f [2] forward voltage green 2.9 3.6 v i f =20ma i r reverse current green 10 ua v r =5v parameter green units power dissipation 90 mw dc forward current 25 ma peak forward current [1] 150 ma reverse voltage 5 v operating temperature -40c to +85c storage temperature -40c to +85c
spec no: dsal5943 rev no: v.1 date: feb/09/2011 page: 4 of 6 approved: wynec checked: allen liu drawn: y.f.lv e rp: 1201006904 green AA3528WG1S
spec no: dsal5943 rev no: v.1 date: feb/09/2011 page: 5 of 6 approved: wynec checked: allen liu drawn: y.f.lv e rp: 1201006904 AA3528WG1S reflow soldering is recommended and the soldering profile is shown below. other soldering methods are not recommended as they might cause damage to the product. recommended soldering pattern (units : mm; tolerance: 0.1) reel dimension tape dimensions (units : mm)
spec no: dsal5943 rev no: v.1 date: feb/09/2011 page: 6 of 6 approved: wynec checked: allen liu drawn: y.f.lv e rp: 1201006904 packing & label specifications AA3528WG1S
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