LIGITEK LDD425-65-XX-PF

LIGITEK ELECTRONICS CO.,LTD.
Property of Ligitek Only
DUAL DIGIT LED DISPLAY (0.40 lnch)
Pb
Lead-Free Parts
LDD425/65-XX-PF
DATA SHEET
DOC. NO
:
QW0905-LDD425/65-XX-PF-B01
REV.
:
DATE
: 28- Jun. - 2009
A
發行
立碁電子
DCC
LIGITEK ELECTRONICS CO.,LTD.
Property of Ligitek Only
Page 1/8
PART NO. LDD425/65-XX-PF
Package Dimensions
6.9
(0.272")
20.2
(0.795")
PIN 7
PIN 10
DIG.1
DIG.2
10.16
(0.4")
12.7
(0.5")
16.0
(0.63")
PIN 1
PIN 6
LDD425/65-XX-PF
LIGITEK
ψ1.3(0.051")
A
6.9
(0.27")
Ø 0.51
5.2±0.5
TYP
F
B
G
E
C
DP
D
2.54X4=
10.16(0.40")
PIN NO.1
Note : 1.All dimension are in millimeters and (lnch) tolerance is ±0.25(0.01") unless otherwise noted.
2.Specifications are subject to change without notice.
LIGITEK ELECTRONICS CO.,LTD.
Property of Ligitek Only
Page 2/8
PART NO. LDD425/65-XX-PF
Internal Circuit Diagram
LDD4255-XX-PF
10
5
DIG.1
DIG.2
A B C D E F G DP A B C D E F G DP
7 6 4 1 3 8 9 2
LDD4265-XX-PF
10
DIG.1
5
DIG.2
A B C D E F G DP A B C D E F G DP
7 6 4 1 3 8 9 2
LIGITEK ELECTRONICS CO.,LTD.
Property of Ligitek Only
PART NO. LDD425/65-XX-PF
Page 3/8
Electrical Connection
PIN NO.
LDD4255-XX-PF
PIN NO.
LDD4265-XX-PF
1
Anode D
1
Cathode D
2
Anode DP
2
Cathode DP
3
Anode E
3
Cathode E
4
Anode C
4
Cathode C
5
Common Cathode Dig.2
5
Common Anode Dig.2
6
Anode B
6
Cathode B
7
Anode A
7
Cathode A
8
Anode F
8
Cathode F
9
Anode G
9
Cathode G
10
Common Cathode Dig.1
10
Common Anode Dig.1
LIGITEK ELECTRONICS CO.,LTD.
Property of Ligitek Only
Page 4/8
PART NO. LDD425/65-XX-PF
Absolute Maximum Ratings at Ta=25 ℃
Ratings
Symbol
Parameter
UNIT
SR
Forward Current Per Chip
IF
30
mA
Peak Forward Current Per
Chip (Duty 1/10,0.1ms
Pulse Width)
IFP
100
mA
Power Dissipation Per Chip
PD
100
mW
Ir
10
μA
Operating Temperature
Topr
-25 ~ +85
℃
Storage Temperature
Tstg
-25 ~ +85
℃
Reverse Current Per Any Chip
Part Selection And Application Information(Ratings at 25℃)
common
cathode
Material Emitted or anode
CHIP
PART NO
△λ
(nm)
(nm)
Vf(v)
Iv(mcd)
IV-M
Min. Typ. Max. Min. Max.
Common
Cathode
LDD4255-XX-PF
GaAlAs
LDD4265-XX-PF
Electrical
λP
660
Red
20
1.5
1.7
Common
Anode
Note : 1.The forward voltage data did not including ±0.1V testing tolerance.
2. The luminous intensity data did not including ±15% testing tolerance.
2.4
5.0
8.5
2:1
LIGITEK ELECTRONICS CO.,LTD.
Property of Ligitek Only
Page 5/8
PART NO. LDD425/65-XX-PF
Test Condition For Each Parameter
Symbol
Unit
Test Condition
Forward Voltage Per Chip
Vf
volt
If=20mA
Luminous Intensity Per Chip
Iv
mcd
If=10mA
Peak Wavelength
λP
nm
If=20mA
△λ
nm
If=20mA
Ir
μA
Vr=5V
Parameter
Spectral Line Half-Width
Reverse Current Any Chip
Luminous Intensity Matching Ratio
IV-M
LIGITEK ELECTRONICS CO.,LTD.
Property of Ligitek Only
Page 6/8
PART NO. LDD425/65-XX-PF
Typical Electro-Optical Characteristics Curve
SR CHIP
Fig.1 Forward current vs. Forward Voltage
Fig.2 Relative Intensity vs. Forward Current
3.0
Relative Intensity
Normalize @20mA
Forward Current(mA)
1000
100
10
1.0
2.5
2.0
1.5
1.0
0.5
0.0
0.1
2.0
1.0
3.0
4.0
1.0
5.0
10
1.2
1.1
1.0
0.9
0.8
0
20
40
60
80
100
Fig.5 Relative Intensity vs. Wavelength
1.0
0.5
0.0
600
650
700
Wavelength (nm)
3.0
2.5
2.0
1.5
1.0
0.5
0.0
-40
-20
0
20
40
60
Ambient Temperature( ℃)
Ambient Temperature( ℃)
Relative Intensity@20mA
Fig.4 Relative Intensity vs. Temperature
Relative Intensity@20mA
Normalize @25℃
Forward Voltage@20mA
Normalize @25℃
Fig.3 Forward Voltage vs. Temperature
-20
1000
Forward Current(mA)
Forward Voltage(V)
-40
100
750
80
100
LIGITEK ELECTRONICS CO.,LTD.
Property of Ligitek Only
PART NO. LDD425/65-XX-PF
Page 7/8
Soldering Condition(Pb-Free)
1.Iron:
Soldering Iron:30W Max
Temperature 350°C Max
Soldering Time:3 Seconds Max(One time only)
Distance:Solder Temperature 1/16 Inch Below Seating
Plane For 3 Seconds At 260°C
2.Wave Soldering Profile
Dip Soldering
Preheat: 120° C Max
Preheat time: 60seconds Max
Ramp-up
2° C/sec(max)
Ramp-Down:-5° C/sec(max)
Solder Bath:260° C Max
Dipping Time:3 seconds Max
Distance:Solder Temperature 1/16 Inch Below Seating
Plane For 3 Seconds At 260°C
Temp(°C)
260°C3sec Max
260°
5° /sec
max
120°
25°
0° 0
2°/sec
max
Preheat
60 Seconds Max
50
100
Note: 1.Wave solder should not be made more than one time.
2.You can just only select one of the soldering conditions as above.
150
Time(sec)
LIGITEK ELECTRONICS CO.,LTD.
Property of Ligitek Only
Page 8/8
PART NO. LDD425/65-XX-PF
Reliability Test:
Test Item
Test Condition
Description
Reference
Standard
Operating Life Test
1.Under Room Temperature
2.If=10mA
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