4/16/02
PACKAGE DIMENSIONS
Page 1 of 7
2002 Fairchild Semiconductor Corporation
QTLP651C-2
HER
QTLP651C-3
Yellow
QTLP651C-4
Green
QTLP651C-7
AlGaAs Red
QTLP651C-B
Blue
SURFACE MOUNT LED LAMP
STANDARD BRIGHT 1206 (Inner Lens)
APPLICATIONS
Keypad backlighting
Push-button backlighting
LCD backlighting
DESCRIPTION
These surface mount chip LEDs are designed to fit industry standard footprint. The package features a recessed, inner lens that
focuses light output, offering greater luminous intensity for direct viewing.
FEATURES
Small footprint - 3.0(L) X 1.5(W) X 1.5(H) mm
Moisture-proof packaging
Narrow viewing angle of 20
Available in 0.315" (8mm) width tape on 7" (178mm) diameter reel;
Water clear optics
2,000 units per reel
0.024 (0.6)
0.035 (0.9)
0.067 (1.7)
0.051 (1.3)
0.035 (0.9)
0.020 (0.5)
0.126 (3.2)
0.110 (2.8)
0.079 (2.0))
0.070 (1.8)
0.063 (1.6)
10
0.043 (1.1)
+
-
+
-
for -2, -3, -4 and -B
for -7
0.051 (1.3)
POLARITY MARK
(See Note 2)
POLARITY
BOTTOM
SIDE
TOP
NOTE:
1. Dimensions for all drawings are in inches (mm).
2. Cathode for -2, -3, -4 and B. Anode for -7.
4/16/02
QTLP651C-2
HER
QTLP651C-3
Yellow
QTLP651C-4
Green
QTLP651C-7
AlGaAs Red
QTLP651C-B
Blue
SURFACE MOUNT LED LAMP
STANDARD BRIGHT 1206 (Inner Lens)
Page 2 of 7
2002 Fairchild Semiconductor Corporation
ABSOLUTE MAXIMUM RATINGS
(T
A
=25C Unless otherwise specified)
Parameter
Symbol
QTLP651C
Units
-2
-3
-4 -7
-B
Continuous Forward Current
I
F
30
30
30
30
30
mA
Peak Forward Current
(f = 1.0 KHz, Duty Factor = 1/10)
I
FM
160
160
160
180
100
mA
Reverse Voltage (I
R
= 10 A)
V
R
5
5
5
5
5
V
Power Dissipation
P
D
84
84
84
72
135
mW
Operating Temperature
T
OPR
-40 to +85
C
Storage Temperature
T
STG
-40 to +90
C
Lead Soldering Time
T
SOL
260 for 5 sec
C
ELECTRICAL / OPTICAL CHARACTERISTICS
(T
A
=25C)
Part Number
Symbol
QTLP651C
Condition
-2
-3
-4 -7
-B
Luminous Intensity (mcd)
Minimum
I
V
9
10
20
30
25
I
F
= 20mA
Typical
15
18
35
50
35
Forward Voltage (V)
Maximum
V
F
2.8
2.8
2.8
2.4
4.5
I
F
= 20mA
Typical
2.0
2.0
2.1
1.9
3.8
Wavelength (nm)
Peak
l
P
635
585
565
660
430
I
F
= 20mA
Dominant
l
D
630
590
570
645
465
Spectral Line Half Width (nm)
Dl
45
35
30
20
65
I
F
= 20mA
Viewing Angle ()
2U1/2
20
20
20
20
20
I
F
= 20mA
4/16/02
Page 3 of 7
2002 Fairchild Semiconductor Corporation
QTLP651C-2
HER
QTLP651C-3
Yellow
QTLP651C-4
Green
QTLP651C-7
AlGaAs Red
QTLP651C-B
Blue
SURFACE MOUNT LED LAMP
STANDARD BRIGHT 1206 (Inner Lens)
TYPICAL PERFORMANCE CURVES
Fig. 3 Relative Intensity vs. Peak Wavelength
1.0
0.5
0
300
350
400
450
500
550
600
650
700
750
90
I
F
- FOR
W
ARD CURRENT (mA)
RELA
TIVE INTENSITY
V
F
- FORWARD VOLTAGE (V)
WAVELENGTH (nm)
Fig. 1 Forward Current vs. Forward Voltage
40
50
60
70
80
30
20
10
0
1.0
2.0
2.5
3.0
4.0
5.0
I
F
- DC FORWARD CURRENT (mA)
RELA
TIVE LUMNOUS INTENSITY
(NORMALIZED A
T
20 mA)
Fig. 2 Relative Luminous Intensity vs.
DC Forward Current
2.0
1.5
1.0
0.5
0.0
0
5
10
15
20
25
30
YELLOW
GREEN
HER
BLUE
AlGaAs
RED
HER
YELLOW
GREEN
I F
- FOR
W
ARD CURRENT (mA)
T
A
- AMBIENT TEMPERATURE (C)
Fig.5 Maximum Forward Current
vs. Ambient Temperature
50
40
30
20
10
0
0
20
40
60
80
100
AlGaAs
RED
BLUE
GREEN
BLUE
HER
AlGaAs RED
YELLOW
REL. LUMINOUS INTENSITY (%)
-80
80
-70
70
-60
60
-50
50
-40
40
-30
30
-20
20
-10
10
0
1.0
0.8
0.6
0.4
0.2
0
0.2
0.4
0.6
0.8
1.0
Fig.4 Radiation Diagram
-90
90
4/16/02
QTLP651C-2
HER
QTLP651C-3
Yellow
QTLP651C-4
Green
QTLP651C-7
AlGaAs Red
QTLP651C-B
Blue
SURFACE MOUNT LED LAMP
STANDARD BRIGHT 1206 (Inner Lens)
Page 4 of 7
2002 Fairchild Semiconductor Corporation
RECOMMENDED PRINTED CIRCUIT BOARD PATTERN
RECOMMENDED IR REFLOW SOLDERING PROFILE
0.055 (1.4)
0.063 (1.6)
0.063 (1.6)
0.055 (1.4)
60 - 120 sec
Preheating
+5 C/s MAX
-5 C/s MAX
120 - 150 C MAX
5 sec MAX
soldering time
240 C MAX
4/16/02
Page 5 of 7
2002 Fairchild Semiconductor Corporation
QTLP651C-2
HER
QTLP651C-3
Yellow
QTLP651C-4
Green
QTLP651C-7
AlGaAs Red
QTLP651C-B
Blue
SURFACE MOUNT LED LAMP
STANDARD BRIGHT 1206 (Inner Lens)
TAPE AND REEL DIMENSIONS
12.75
62.0
0.5
180
1
2.5
0.5
11.0
+0.5
-0.0
+0.25
-0.0
+1.5
8.4
-0.0
2.50
0.5
Progressive direction
Polarity
1
.7
5
2.0
0.05
1.55
0.05
3
.
5
0
.
05
4.0
4.0
for -7
Dimensional tolerance is
0.1mm unless otherwise specified
Angle:
0.5
8
.
0
Unit: mm
1.85
0.1
1.77
3
.
5
0
.
05
0.25
0.1
4/16/02
QTLP651C-2
HER
QTLP651C-3
Yellow
QTLP651C-4
Green
QTLP651C-7
AlGaAs Red
QTLP651C-B
Blue
SURFACE MOUNT LED LAMP
STANDARD BRIGHT 1206 (Inner Lens)
Page 6 of 7
2002 Fairchild Semiconductor Corporation
TAPE AND REEL DIMENSIONS
12.75
62.0
0.5
180
1
2.5
0.5
11.0
+0.5
-0.0
+0.25
-0.0
+1.5
8.4
-0.0
2.50
0.5
Progressive direction
Polarity
1
.7
5
2.0
0.05
1.55
0.05
3
.
5
0
.
05
4.0
4.0
for -2, -3, -4 and -B
Dimensional tolerance is
0.1mm unless otherwise specified
Angle:
0.5
8
.
0
Unit: mm
1.85
0.1
1.77
3
.
5
0
.
05
0.25
0.1
4/16/02
LIFE SUPPORT POLICY
FAIRCHILD'S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES
OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF FAIRCHILD SEMICONDUCTOR
CORPORATION. As used herein:
1. Life support devices or systems are devices or systems
which, (a) are intended for surgical implant into the body, or
(b) support or sustain life, and (c) whose failure to perform
when properly used in accordance with instructions for use
provided in the labeling, can be reasonably expected to
result in a significant injury of the user.
2. A critical component in any component of a life support
device or system whose failure to perform can be
reasonably expected to cause the failure of the life support
device or system, or to affect its safety or effectiveness.
DISCLAIMER
FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO
ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME
ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN;
NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS.
Page 7 of 7
2002 Fairchild Semiconductor Corporation
QTLP651C-2
HER
QTLP651C-3
Yellow
QTLP651C-4
Green
QTLP651C-7
AlGaAs Red
QTLP651C-B
Blue
SURFACE MOUNT LED LAMP
STANDARD BRIGHT 1206 (Inner Lens)
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