1.90mm Height 1411 Package Top View White Chip LED ... No.: R3528 Rev No.: V.2 Date: Dec./18/2005...

Luckylight

Spec No.: R3528 Rev No.: V.2 Date: Dec./18/2005 Page: 1 OF 11

Approved: ZHOU Checked: Wu Drawn: Shu

Lucky Light Electronics Co., Ltd. http://www.luckylight.cn

Part No.: LL-R3528WC-W2-1D

1.90mm Height 1411 Package Top View White Chip LED

Technical Data Sheet

Luckylight




Features: Descriptions: Applications:

◇ P-LCC-2 package.

◇ White package.

◇ Optical indicator.

◇ Colorless clear window.

◇ Ideal for backlight and light pipe application.

◇ Inter reflector.

◇ Wide viewing angle.

◇ Suitable for automatic placement equipment.

◇ Suitable for vapor-phase reflow, Infrared reflow and wave solder processes.

◇ Available on tape and reel (8mm Tape).

◇ The product itself will remain within RoHS compliant Version.

◇ The R3528 series is available in soft red, orange, yellow, green, blue and white. Due to

the package design, the LED has wide viewing angle and optimized light coupling by

inter reflector. This feature makes the SMT TOP LED ideal for light pipe application. The

low current requirement makes this device ideal for portable equipment or any other

application where power is at a premium.

◇ Automotive: Backlighting in dashboards and switches.

◇ Telecommunication: Indicator and backlight in telephone and fax

◇ Indicator and backlight for audio and video equipment.

◇ Indicator and backlight in office and family equipment.

◇ Flat backlight for LCD’s, switches and symbols.

◇ Light pipe application.

◇ General use.

Luckylight




Package Dimension:

Polarity

21 2

+

φ2.4 [0.094]

2.60

1.60

Recommended Soldering Pad Dimensions

1

CathodeMark

-

1.801.80

Unit: mmTolerance: ± 0.10mm

2

1.5 [0.059]

2.2

[0.0

87]±

0.2

3.2 [0.126]± 0.2

2.8

[0.1

10]±

0.2

3.5 [0.138]± 0.2

0.15

[0.0

06]

0.8

[0.0

32]

0.2

[0.0

08]

0.8 [0.032]± 0.3 1.9

[0.0

75]±

0.2

0.8 [0.032]0.8 [0.032]

1

Notes: 1. All dimensions are in millimeters.

2. Tolerance is ± 0.10 mm (.004″) unless otherwise specified.

3. Specifications are subject to change without notice.

Part No. Chip Material Lens Color Source Color

LL-R3528WC-W2-1D InGaN Yellow Diffused White

Luckylight




Absolute Maximum Ratings at Ta=25℃

Parameters Symbol Max. Unit

Power Dissipation PD 95 mW

Peak Forward Current (1/10 Duty Cycle, 0.1ms Pulse Width)

IFP 100 mA

Continuous Forward Current IF 25 mA

Reverse Voltage VR 5 V

Electrostatic Discharge (HBM) ESD 400 V

Operating Temperature Range Topr -40℃ to +80℃

Storage Temperature Range Tstg -40℃ to +85℃

Soldering Temperature Tsld 260℃ for 5 Seconds

Electrical Optical Characteristics at Ta=25℃

Parameters Symbol Min. Typ. Max. Unit Test Condition

Luminous Intensity * IV 1000 1400 --- mcd IF=20mA (Note 1)

Viewing Angle * 2θ1/2 --- 120 --- Deg IF=20mA (Note 2)

x --- 0.30 --- Chromaticity Coordinates

y --- 0.31 ---

IF=20mA (Note 3)

Forward Voltage VF 2.80 3.40 3.80 V IF=20mA

Reverse Current IR --- --- 10 µA VR=5V

Notes:

1. Luminous Intensity Measurement allowance is ± 10%.

2. θ1/2 is the off-axis angle at which the luminous intensity is half the axial luminous

intensity.

3. It use many parameters that correspond to the CIE 1931 2°. X, Y, and Z are CIE 1931

2° values of Red, Green and Blue content of the measurement.

Luckylight




Typical Electrical / Optical Characteristics Curves (25℃ Ambient Temperature Unless Otherwise Noted)

Luminous Intensity &Ambient Temperature

Rel

ativ

e Lu

min

ous I

nten

sity

(%)

1

1000

-60Ambient Temperature Ta ( )℃

100

10

-40 -20 0 20 40 60 80 100

Luminous Intensity & Forward Current

Rel

ativ

e Lu

min

ous I

nten

sity

(%)

1

1000

10Forward Current IF (mA)

100

10

0 101 102 103

Forward Current Derating Curve

Forw

ard

Cur

rent

IF (m

A)

Ta=25℃

00

10

20

30

40

50

Ambient Temperature Ta ( )℃

25

f=1KHzDuty=1/10

Ta=25℃

20 40 60 80 100

Radiation Diagram

0.3

0

0.7

0.8

1.00.9

0.10 0.2 0.4 0.60.5

o10

o20

o

30o

40o

50o

60o

70o

80o

90o

Spectrum Distribution

Rel

ativ

e Lu

min

ous I

nten

sity

(%) Ta=25℃

0400

100

300 500 600 700 800Wavelength λp (nm)

75

50

25

Forward Current & Forward Voltage

Forw

ard

Cur

rent

IF (m

A)

Ta=25℃

2.80

10

20

30

40

50

3.0 3.2 3.4 3.6 3.8 4.0Forward Voltage VF (V)

Luckylight




CIE Chromaticity Diagram:

Luckylight




Chromaticity Coordinates Specifications for Bin Rank (IF=20mA, Ta=25℃)

Color Group Chromaticity Coordinate Group

X 0.270 0.270 0.350 0.350 Full

Y 0.240 0.290 0.380 0.330

X 0.270 0.270 0.297 0.297 A

Y 0.240 0.257 0.287 0.270

X 0.297 0.297 0.323 0.323 B

Y 0.270 0.287 0.317 0.300

X 0.323 0.323 0.350 0.350 C

Y 0.300 0.317 0.347 0.330

X 0.270 0.270 0.297 0.297 D

Y 0.257 0.273 0.303 0.287

X 0.297 0.297 0.323 0.323 E

Y 0.287 0.303 0.333 0.317

X 0.323 0.323 0.350 0.350 F

Y 0.317 0.333 0.363 0.347

X 0.270 0.270 0.297 0.297 G

Y 0.273 0.290 0.320 0.303

X 0.297 0.297 0.323 0.323 H

Y 0.303 0.320 0.350 0.333

X 0.323 0.323 0.350 0.350

White

I Y 0.333 0.350 0.380 0.363

Notes:

1. Color coordinates measurement allowance is ± 0.01.

2. One delivery will include up to two consecutive color ranks and three luminous intensity

ranks of the products the quantity-ratio of the ranks is decided by Luckylight.

Luckylight




Reliability Test Items And Conditions: The reliability of products shall be satisfied with items listed below:

Confidence level: 90%.

LTPD: 10%. 1) Test Items and Results:

No. Test Item Test

Hours/Cycles Test Conditions

Sample Size

Ac/Re

1 Resistance to

Soldering Heat 6 Min

Tsld=260±5℃, Min. 5sec

25pcs 0/1

2 Thermal Shock 300 Cycles H: +100℃ 5min ∫ 10

sec L: -10℃ 5min

25pcs 0/1

3 Temperature

Cycle 300 Cycles

H: +100℃ 15min ∫ 5min

L: -40℃ 15min 25pcs 0/1

4 High

Temperature Storage

1000Hrs. Temp: 100℃ 25pcs 0/1

5 DC Operating

Life 1000Hrs. IF=20mA 25pcs 0/1

6 Low

Temperature Storage

1000Hrs. Temp: -40℃ 25pcs 0/1

7 High

Temperature/ High Humidity

1000Hrs. 85℃/85%RH 25pcs 0/1

2) Criteria for Judging the Damage:

Criteria for Judgment Item Symbol Test Conditions

Min Max

Forward Voltage VF IF=20mA --- F.V.*)×1.1

Reverse Current IR VR=5V --- F.V.*)×2.0

Luminous Intensity IV IF=20mA F.V.*)×0.7 ---

*) F.V.: First Value.

Luckylight




Reel Dimensions:

Carrier Tape Dimensions: Loaded quantity 2000 PCS Per reel.

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.

2.6 If the moisture adsorbent material (silica gel) has fabled away or the LEDs have exceeded

the storage time, baking treatment should be performed using the following conditions. Baking

treatment: 60±5℃ for 24 hours.

3. Soldering Condition 3.1 Pb-free solder temperature profile.

3.2 Reflow soldering should not be done more than two times.

3.3 When soldering, do not put stress on the LEDs during heating.

3.4 After soldering, do not warp the circuit board.

4. 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.

Luckylight




5. 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.

6. Caution in ESD

Static Electricity and surge damages the LED. It is recommended to use a wrist band or

anti-electrostatic glove when handling the LED. All devices, equipment and machinery must be

properly grounded.

1.90mm Height 1411 Package Top View White Chip LED ... No.: R3528 Rev No.: V.2 Date: Dec./18/2005...

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