
0.079 (2.0)
0.012 (0.3)
0.063 (1.6)
0.043 (1.1)
0.126 (3.2)
0.063 (1.6)
5°
+ -
CATHODE
POLARITY
BOTTOM
SIDE
TOP
PACKAGE DIMENSIONS
NOTE:
Dimensions for all drawings are in inches (mm).
FEATURES
• Small footprint - 3.2(L) X 1.6(W) X 1.1(H) mm
• AllnGaP technology for -R, -E, -O, -Y and -AG
• InGaN/SiC technology for -IG and -IB
• Wide viewing angle of 30°
• Water clear optics
• Moisture-proof packaging
• Available in 0.315” (8mm) width tape on 7” (178mm) diameter reel; 2,000 units per reel
SURFACE MOUNT LED LAMP
SUPER BRIGHT 1206 (Reverse Mount)
QTLP652C-R Red QTLP652C-E Orange QTLP652C-O Yellow-Orange
QTLP652C-Y Yellow QTLP652C-AG Yellow-Green QTLP652C-IG True Green
QTLP652C-IB Blue
DESCRIPTION
These surface mount chip LEDs are designed to fit industry standard footprint. They are reverse mountable and designed to emit
light through a small cut-out hole in the PC board.
APPLICATIONS
• Keypad backlighting
• Push-button backlighting
• LCD backlighting
2001 Fairchild Semiconductor Corporation
DS300105 8/30/01 1 OF 8 www.fairchildsemi.com

SURFACE MOUNT LED LAMP
SUPER BRIGHT 1206 (Reverse Mount)
QTLP652C-R Red QTLP652C-E Orange QTLP652C-O Yellow-Orange
QTLP652C-Y Yellow QTLP652C-AG Yellow-Green QTLP652C-IG True Green
QTLP652C-IB Blue
Parameter Symbol
QTLP652C
Units
-R -E -O -Y -AG
Continuous Forward Current I
F
30 30 30 25 30 mA
Peak Forward Current
I
FM
160 160 160 120 160 mA
(f = 1.0 KHz, Duty Factor = 1/10)
Reverse Voltage V
R
555 5 5 V
Power Dissipation P
D
72 72 72 60 72 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
ABSOLUTE MAXIMUM RATINGS
(TA =25°C Unless otherwise specified)
Parameter Symbol
QTLP652C
Units
-IB -IG
Continuous Forward Current I
F
30 30 mA
Peak Forward Current
I
FM
100 100 mA
(f = 1.0 KHz, Duty Factor = 1/10)
Reverse Voltage V
R
55V
Power Dissipation P
D
120 120 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
ABSOLUTE MAXIMUM RATINGS
(T
A =25°C Unless otherwise specified)
www.fairchildsemi.com 2 OF 8 8/30/01 DS300105

SURFACE MOUNT LED LAMP
SUPER BRIGHT 1206 (Reverse Mount)
QTLP652C-R Red QTLP652C-E Orange QTLP652C-O Yellow-Orange
QTLP652C-Y Yellow QTLP652C-AG Yellow-Green QTLP652C-IG True Green
QTLP652C-IB Blue
Part Number Symbol
QTLP652C
Condition
-R -E -O -Y -AG
Luminous Intensity (mcd)
Minimum I
V
15 15 15 15 10 IF= 20mA
Typical 40 40 40 40 15
Forward Voltage (V)
Maximum V
F
2.4 2.4 2.4 2.4 2.4 IF= 20mA
Typical 2.0 2.0 2.0 2.0 2.0
Wavelength (nm)
D
P
Peak 630 620 610 590 575 IF= 20mA
Dominant D
D
624 615 605 589 573
Spectral Line Half Width (nm) D 20 18 18 15 20 IF= 20mA
Viewing Angle (°) 20
1/
2
130 130 130 130 130 IF= 20mA
ELECTRICAL / OPTICAL CHARACTERISTICS
(TA =25°C)
Part Number Symbol
QTLP652C
Condition
-IB -IG
Luminous Intensity (mcd)
Minimum I
V
15 35 IF= 20mA
Typical 25 60
Forward Voltage (V)
Maximum V
F
4.0 4.0 IF= 20mA
Typical 3.5 3.5
Wavelength (nm)
D
P
Peak 465 520 IF= 20mA
Dominant D
D
470 525
Spectral Line Half Width (nm) D 25 35 IF= 20mA
Viewing Angle (°) 20
1/
2
130 130 IF= 20mA
ELECTRICAL / OPTICAL CHARACTERISTICS
(T
A =25°C)
DS300105 8/30/01 3 OF 8 www.fairchildsemi.com

TYPICAL PERFORMANCE CURVES (QTLP652C-R, -E, -O, -Y and -AG)
SURFACE MOUNT LED LAMP
SUPER BRIGHT 1206 (Reverse Mount)
QTLP652C-R Red QTLP652C-E Orange QTLP652C-O Yellow-Orange
QTLP652C-Y Yellow QTLP652C-AG Yellow-Green QTLP652C-IG True Green
QTLP652C-IB Blue
www.fairchildsemi.com 4 OF 8 8/30/01 DS300105
Fig. 1 Forward Current vs. Forward Voltage
Fig. 2 Relative Luminous Intensity
vs. DC Forward Current
100
90
80
70
60
50
40
30
20
- FORWARD CURRENT (mA)
10
F
I
0
1.0 1.5 2.0 2.5 3.0
VF - FORWARD VOLTAGE (V)
2.5
2.0
1.5
1.0
0.5
(NORMALIZED AT 20 mA)I
RELATIVE LUMNOUS INTENSITY
0.0
01020304050
IF - DC FORWARD CURRENT (mA)
Fig. 3 Relative Intensity vs. Peak Wavelength
1.0
0.5
RELATIVE INTENSITY
0
500 550 600 650 700
AG Y O E R
WAVELENGTH (nm)
Fig.4 Radiation Diagram
0˚
-10˚ 10˚
-20˚ 20˚
-30˚ 30˚
-40˚ 40˚
-50˚ 50˚
-60˚ 60˚
-70˚ 70˚
-80˚ 80˚
-90˚ 90˚
1.0 0.8 0.6 0.4 0.2 0 0.2 0.4 0.6 0.8 1.0
Fig.5 Maximum Forward Current
vs. Ambient Temperature
50
40
R, E, O and AG
30
Y
20
10
- FORWARD CURRENT (mA)
F
0
0 255075100
AMBIENT TEMPERATURE TA (˚C)REL. LUMINOUS INTENSITY (%)

TYPICAL PERFORMANCE CURVES (QTLP652C-IG and IB)
SURFACE MOUNT LED LAMP
SUPER BRIGHT 1206 (Reverse Mount)
QTLP652C-R Red QTLP652C-E Orange QTLP652C-O Yellow-Orange
QTLP652C-Y Yellow QTLP652C-AG Yellow-Green QTLP652C-IG True Green
QTLP652C-IB Blue
DS300105 8/30/01 5 OF 8 www.fairchildsemi.com
Fig. 1 Forward Current vs. Forward Voltage
Fig. 2 Relative Luminous Intensity
vs. DC Forward Current
100
90
80
70
60
50
40
30
20
- FORWARD CURRENT (mA)
10
F
I
0
2.0 2.5 3.0 3.5 4.0 4.5 5.0
VF - FORWARD VOLTAGE (V)
IG
IB
2.5
2.0
1.5
1.0
0.5
(NORMALIZED AT 20 mA)I
RELATIVE LUMNOUS INTENSITY
0.0
010203040
IF - DC FORWARD CURRENT (mA)
Fig. 3 Relative Intensity vs. Peak Wavelength
1.0
0.5
RELATIVE INTENSITY
0
400 450 500 550 600 650
IB IG
WAVELENGTH (nm)
50
Fig.4 Radiation Diagram
0˚
-10˚ 10˚
-20˚ 20˚
-30˚ 30˚
-40˚ 40˚
-50˚ 50˚
-60˚ 60˚
-70˚ 70˚
-80˚ 80˚
-90˚
1.0 0.8 0.6 0.4 0.2 0 0.2 0.4 0.6 0.8 1.0
90˚
Fig.5 Maximum Forward Current
vs. Ambient Temperature
50
40
30
20
10
- FORWARD CURRENT (mA)
F
0
0 255075100
AMBIENT TEMPERATURE TA (˚C)REL. LUMINOUS INTENSITY (%)

60 - 120 sec
Preheating
+5° C/s MAX
-5° C/s MAX
120 - 150° C MAX
5 sec MAX
soldering time
240° C MAX
0.063 (1.6)
0.063 (1.6)
0.071 (1.8)
0.063 (1.6)
RECOMMENDED PRINTED CIRCUIT BOARD PATTERN
RECOMMENDED IR REFLOW SOLDERING PROFILE
SURFACE MOUNT LED LAMP
SUPER BRIGHT 1206 (Reverse Mount)
QTLP652C-R Red QTLP652C-E Orange QTLP652C-O Yellow-Orange
QTLP652C-Y Yellow QTLP652C-AG Yellow-Green QTLP652C-IG True Green
QTLP652C-IB Blue
www.fairchildsemi.com 6 OF 8 8/30/01 DS300105

Ø13±0.5
2.5±0.5
2.5±0.5
16.0±0.2
Ø60.2±0.5
13.2±1.5
Ø178.0±1
Progressive direction
Polarity
1.75
2.0±0.05
1.50
+0.10
-0.0
1.37
3.51
8.0±0.2
3.5±0.05
4.0
1.73
0.23±0.1
4.0
Dimensional tolerance is ± 0.1mm unless otherwise specified
Angle: ± 0.5
Unit: mm
TAPE AND REEL DIMENSIONS
SURFACE MOUNT LED LAMP
SUPER BRIGHT 1206 (Reverse Mount)
QTLP652C-R Red QTLP652C-E Orange QTLP652C-O Yellow-Orange
QTLP652C-Y Yellow QTLP652C-AG Yellow-Green QTLP652C-IG True Green
QTLP652C-IB Blue
DS300105 8/30/01 7 OF 8 www.fairchildsemi.com

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.
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 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.
SURFACE MOUNT LED LAMP
SUPER BRIGHT 1206 (Reverse Mount)
QTLP652C-R Red QTLP652C-E Orange QTLP652C-O Yellow-Orange
QTLP652C-Y Yellow QTLP652C-AG Yellow-Green QTLP652C-IG True Green
QTLP652C-IB Blue
www.fairchildsemi.com 8 OF 8 8/30/01 DS300105