SURFACE MOUNT LED LAMP
STANDARD BRIGHT 1.8mm (Dome Lens)
QTLP660C-2
HER
QTLP660C-7
AlGaAs Red
PACKAGE DIMENSIONS
0.134 (3.40)
0.118 (3.00)
QTLP660C-3
Yellow
QTLP660C-B
Blue
QTLP660C-4
Green
Ø0.075 (1.9)
Ø0.067 (1.7)
POLARITY MARK
(See Note 2)
0.102 (2.6)
0.087 (2.2)
0.091 (2.3)
0.083 (2.1)
TOP
R0.004 (0.1)
5°
0.024 (0.6)
0.016 (0.4)
7°
0.106 (2.7)
0.098 (2.5)
0.028 (0.7)
0.020 (0.5)
SIDE
0.079 (2.0)
BOTTOM
+
-
POLARITY
for -2, -3, -4 and -B
for -7
APPLICATIONS
• Backlighting
• Status indication for consumer electronics and other
equipment
NOTE:
1. Dimensions for all drawings are in inches (mm).
2. Cathode for -2, -3, -4 and B. Anode for -7.
DESCRIPTION
These surface mount chip LEDs are designed with a 1.8 mm dome lens that focuses the light output.
FEATURES
• Small footprint - 3.2(L) X 2.4(W) X 2.6(H) mm
• Narrow viewing angle of 30°
• Water clear
• Moisture-proof packaging
• Available in 0.315" (8mm) width tape on 7" (178mm) diameter reel; 2,000 units per reel
© 2003 Fairchild Semiconductor Corporation
Page 1 of 7
2/12/03
SURFACE MOUNT LED LAMP
STANDARD BRIGHT 1.8mm (Dome Lens)
QTLP660C-2
HER
QTLP660C-7
AlGaAs Red
QTLP660C-3
Yellow
QTLP660C-B
Blue
QTLP660C-4
Green
ABSOLUTE MAXIMUM RATINGS
(T
A
=25°C Unless otherwise specified)
QTLP660C
Parameter
Continuous Forward Current
Peak Forward Current
(f = 1.0 KHz, Duty Factor = 1/10)
Reverse Voltage (I
R
= 10 µA)
Power Dissipation
Operating Temperature
Storage Temperature
Lead Soldering Time
Symbol
-2
I
F
I
FM
V
R
P
D
T
OPR
T
STG
T
SOL
30
160
5
84
-3
30
160
5
84
-4
30
160
5
84
-40 to +85
-40 to +90
260 for 5 sec
-7
30
180
5
72
-B
30
100
5
135
mA
mA
V
mW
°C
°C
°C
Units
ELECTRICAL / OPTICAL CHARACTERISTICS
(T
A
=25°C)
QTLP660C
Part Number
Luminous Intensity (mcd)
Minimum
Typical
Forward Voltage (V)
Maximum
Typical
Wavelength (nm)
Peak
Dominant
Spectral Line Half Width (nm)
Viewing Angle (°)
λ
P
λ
D
∆λ
2
Θ
1/2
635
630
45
30
585
590
35
30
565
570
30
30
660
645
20
30
430
465
65
30
I
F
= 20mA
I
F
= 20mA
I
F
= 20mA
V
F
2.8
2.0
2.8
2.0
2.8
2.1
2.4
1.9
4.5
3.8
I
F
= 20mA
I
V
20
40
35
60
70
120
110
190
80
110
I
F
= 20mA
Symbol
-2
-3
-4
-7
-B
Condition
© 2003 Fairchild Semiconductor Corporation
Page 2 of 7
2/12/03
SURFACE MOUNT LED LAMP
STANDARD BRIGHT 1.8mm (Dome Lens)
QTLP660C-2
HER
QTLP660C-7
AlGaAs Red
TYPICAL PERFORMANCE CURVES
Fig. 1 Forward Current vs. Forward Voltage
90
2.0
QTLP660C-3
Yellow
QTLP660C-B
Blue
QTLP660C-4
Green
Fig. 2 Relative Luminous Intensity vs.
DC Forward Current
I
F
- FORWARD CURRENT (mA)
70
60
50
40
30
20
10
0
1.0
2.0
2.5
3.0
4.0
5.0
BLUE
AlGaAs
RED
HER
GREEN
RELATIVE LUMNOUS INTENSITY
(NORMALIZED AT 20 mA)
80
1.5
AlGaAs
RED
YELLOW
1.0
BLUE
0.5
HER
YELLOW
GREEN
0.0
0
5
10
15
20
25
30
V
F
- FORWARD VOLTAGE (V)
I
F
- DC FORWARD CURRENT (mA)
Fig. 3 Relative Intensity vs. Peak Wavelength
HER
BLUE
GREEN
YELLOW
AlGaAs RED
1.0
RELATIVE INTENSITY
0.5
0
300
350
400
450
500
550
600
650
700
750
WAVELENGTH (nm)
Fig.5 Maximum Forward Current
vs. Ambient Temperature
50
Fig.4 Radiation Diagram
-10
˚
0
˚
10
˚
IF - FORWARD CURRENT (mA)
40
-30
˚
-40
˚
-50
˚
-60
˚
-70
˚
-80
˚
-90
˚
1.0
0.8
-20
˚
20
˚
30
˚
40
˚
50
˚
60
˚
70
˚
80
˚
30
20
10
0.6 0.4
0.2
0
0.2
0.4 0.6
0.8
1.0
90
˚
0
0
20
40
60
80
100
REL. LUMINOUS INTENSITY (%)
T
A
- AMBIENT TEMPERATURE (˚C)
© 2003 Fairchild Semiconductor Corporation
Page 3 of 7
2/12/03
SURFACE MOUNT LED LAMP
STANDARD BRIGHT 1.8mm (Dome Lens)
QTLP660C-2
HER
QTLP660C-7
AlGaAs Red
QTLP660C-3
Yellow
QTLP660C-B
Blue
QTLP660C-4
Green
RECOMMENDED PRINTED CIRCUIT BOARD PATTERN
0.079 (2.00)
0.098 (2.50)
0.098 (2.50)
0.098 (2.50)
RECOMMENDED IR REFLOW SOLDERING PROFILE
5 sec MAX
soldering time
240° C MAX
+5° C/s MAX
-5° C/s MAX
60 - 120 sec
Preheating
120 - 150° C MAX
© 2003 Fairchild Semiconductor Corporation
Page 4 of 7
2/12/03
SURFACE MOUNT LED LAMP
STANDARD BRIGHT 1.8mm (Dome Lens)
QTLP660C-2
HER
QTLP660C-7
AlGaAs Red
TAPE AND REEL DIMENSIONS
13.2±1.5
QTLP660C-3
Yellow
QTLP660C-B
Blue
QTLP660C-4
Green
2.5±0.5
Ø178.0±1.0
Ø60.2±0.5
2.5±0.5
16.0±0.2
Ø13.0±0.5
Progressive direction
1.75
2.0±0.05
4.0
1.55±0.05
(sprocket)
0.230±0.1
12.0
5.5
4.0
2.6
2.75
for -7
Polarity
Dimensional tolerance is
±
0.1mm unless otherwise specified
Angle:
±
0.5
Unit: mm
Polarity marks on the opposite sprocket side.
Page 5 of 7
3.4±0.1
© 2003 Fairchild Semiconductor Corporation
2/12/03
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