LIGITEK LSBK2040

LIGITEK ELECTRONICS CO.,LTD.
Property of Ligitek Only
ROUND TYPE LED LAMPS
LSBK2040
DATA SHEET
DOC. NO :
QW0905- LSBK2040
REV.
:
A
DATE
:
03 - Mar - 2005
LIGITEK ELECTRONICS CO.,LTD.
Property of Ligitek Only
Page 1/4
PART NO. LSBK2040
Package Dimensions
3.0
4.2
4.0
5.2
1.5MAX
25.0MIN
□0.5
TYP
1.0MIN
2.54TYP
+
Note : 1.All dimension are in millimeter tolerance is ±0.25mm unless otherwise noted.
2.Specifications are subject to change without notice.
Directivity Radiation
0°
-30°
30°
-60°
100% 75% 50%
60°
25%
0
25% 50% 75% 100%
LIGITEK ELECTRONICS CO.,LTD.
Property of Ligitek Only
Page 2/4
PART NO. LSBK 2040
Absolute Maximum Ratings at Ta=25 ℃
Ratings
Symbol
Parameter
UNIT
SBK
Forward Current
IF
30
mA
Peak Forward Current
Duty 1/10@10KHz
IFP
100
mA
Power Dissipation
PD
120
mW
Reverse Current @5V
Ir
50
μA
Electrostatic Discharge
ESD
500
V
Operating Temperature
Topr
-20 ~ +80
℃
Storage Temperature
Tstg
-30 ~ +100
℃
Soldering Temperature
Tsol
Max 260 ℃ for 5 sec Max
(2mm from body)
Typical Electrical & Optical Characteristics (Ta=25 ℃)
COLOR
PART NO MATERIAL
Emitted
LSBK2040 InGaN/SiC Blue
Forward
Peak
Dominant Spectral
voltage
wave
wave
halfwidth
@
20mA(V)
length
length
△λ nm
λPnm
λDnm
Lens
Blue Diffused
468
470
26
Luminous
intensity
@20mA(mcd)
Typ. Max. Min.
Typ.
3.5
450
Note : 1.The forward voltage data did not including ±0.1V testing tolerance.
2. The luminous intensity data did not including ± 15% testing tolerance.
4.2
160
Viewing
angle
2θ 1/2
(deg)
44
LIGITEK ELECTRONICS CO.,LTD.
Property of Ligitek Only
PART NO. LLSBK2040
Page 3/4
Typical Electro-Optical Characteristics Curve
SBK CHIP
Fig.2 Relative Intensity vs. Forward Current
30
1.5
Relative Intensity
Normalize @20mA
Forward Current(mA)
Fig.1 Forward current vs. Forward Voltage
25
20
15
10
5
0
1
2
3
4
1.25
1.0
0.75
0.5
0.25
0
5
0
5
30
20
10
0
75
Ambient Temperature(℃)
100
Relative Intensity@20mA
Forward Current@20mA
40
50
20
25
30
Fig.4 Relative Intensity vs. Wavelength
Fig.3 Forward Current vs. Temperature
25
15
Forward Current(mA)
Forward Voltage(V)
0
10
1.0
0.5
0
380
430
480
530
580
Wavelength (nm)
630
680
LIGITEK ELECTRONICS CO.,LTD.
Property of Ligitek Only
Page 4/4
PART NO. LSBK2040
Reliability Test:
Test Item
Test Condition
Description
Reference
Standard
Operating Life Test
1.Under Room Temperature
2.If=20mA
3.t=1000 hrs (-24hrs, +72hrs)
This test is conducted for the purpose
of detemining the resisance of a part
in electrical and themal stressed.
MIL-STD-750: 1026
MIL-STD-883: 1005
JIS C 7021: B-1
High Temperature
Storage Test
1.Ta=105 ℃±5 ℃
2.t=1000 hrs (-24hrs, +72hrs)
The purpose of this is the resistance of
the device which is laid under ondition
of hogh temperature for hours.
MIL-STD-883:1008
JIS C 7021: B-10
Low Temperature
Storage Test
1.Ta=-40 ℃±5℃
2.t=1000 hrs (-24hrs, +72hrs)
The purpose of this is the resistance
of the device which is laid under
condition of low temperature for hours.
High Temperature
High Humidity Test
1.Ta=65 ℃±5℃
2.RH=90 %~95 %
3.t=240hrs ±2hrs
The purpose of this test is the resistance
of the device under tropical for hous.
1.Ta=105 ℃±5 ℃&-40 ℃±5℃
(10min) (10min)
2.total 10 cycles
The purpose of this is the resistance of
the device to sudden extreme changes
in high and low temperature.
MIL-STD-202: 107D
MIL-STD-750: 1051
MIL-STD-883: 1011
Solder Resistance
Test
1.T.Sol=260 ℃±5℃
2.Dwell time= 10 ±1sec.
This test intended to determine the
thermal characteristic resistance
of the device to sudden exposures
at extreme changes in temperature
when soldering the lead wire.
MIL-STD-202: 210A
MIL-STD-750: 2031
JIS C 7021: A-1
Solderability Test
1.T.Sol=230 ℃±5℃
2.Dwell time=5 ±1sec
This test intended to see soldering well
performed or not.
MIL-STD-202: 208D
MIL-STD-750: 2026
MIL-STD-883: 2003
JIS C 7021: A-2
Thermal Shock Test
JIS C 7021: B-12
MIL-STD-202:103B
JIS C 7021: B-11