Fairchild Semiconductor QTLP680C-2, QTLP680C-3, QTLP680C-4 Datasheet

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0.0197 (0.50)

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0.0157 (0.40)

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B

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SURFACE MOUNT LED LAMP

STANDARD BRIGHT REFLECTOR

QTLP680C-2 HER

QTLP680C-7 AlGaAs Red

PACKAGE DIMENSIONS

0.185 (4.70

0.177 (4.50

0.122 (3.10

0.114 (2.90

0.091 (2.31

0.083 (2.10

0.110 (2.8

0.102 (2.6

T

0.063 (1.60

0.055 (1.40

0.014 (0.36

0.010 (0.26

QTLP680C-3 Yellow

QTLP680C-B Blue

0.043 (1.1

0.035 (0.9

0.008 (0.20

0.004 (0.10

QTLP680C-4 Green

IDE

or -2, -3, -4 and -

r -7

POLARIT

NOTE:

1. Dimensions for all drawings are in inches (mm).

APPLICATIONS

• Backlighting

• Status indication for consumer electronics and other
equipment

DESCRIPTION

Designed with a reflective housing, these surface mount LEDs offer uniform lighting and high light output performance.

FEATURES

• Wide viewing angle of 130°

• Water clear optics

• 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

2/13/03

∆λ

SURFACE MOUNT LED LAMP

STANDARD BRIGHT REFLECTOR

QTLP680C-2 HER

QTLP680C-7 AlGaAs Red

ABSOLUTE MAXIMUM RATINGS

Parameter Symbol

Continuous Forward Current I

Peak Forward Current
(f = 1.0 KHz, Duty Factor = 1/10)

Reverse Voltage (I

Power Dissipation P

Operating Temperature T

Storage Temperature T

Lead Soldering Time T

= 10 µA)

R

QTLP680C-3 Yellow

QTLP680C-B Blue

(T

=25°C Unless otherwise specified)

A

F

I

FM

V

55555V

R

D

OPR

STG

SOL

ELECTRICAL / OPTICAL CHARACTERISTICS

QTLP680C-4 Green

QTLP680C

-2 -3 -4 -7 -B

30 30 30 30 30 mA

160 160 160 180 100 mA

84 84 84 72 135 mW

-40 to +85 °C

-40 to +100 °C

260 for 5 sec °C

(T

=25°C)

A

Units

Part Number Symbol

Luminous Intensity (mcd)

Minimum

Typical 15 15 25 40 20

Forward Voltage (V)

Maximum

Typical 2.0 2.0 2.1 1.9 3.8

Wavelength (nm)

Peak

Dominant

Spectral Line Half Width (nm)

Viewing Angle (°)2

I

V

V

F

λ

P

λ

D

Θ

1/2

-2 -3 -4 -7 -B

7 7 15 25 15

2.8 2.8 2.8 2.4 4.5

635 585 565 660 430

630 590 570 645 465

45 35 30 20 65 I

130 130 130 130 130 I

QTLP680C

Condition

I

= 20mA

F

I

= 20mA

F

I

= 20mA

F

= 20mA

F

= 20mA

F

© 2003 Fairchild Semiconductor Corporation

Page 2 of 7

2/13/03

SURFACE MOUNT LED LAMP

STANDARD BRIGHT REFLECTOR

QTLP680C-2 HER

QTLP680C-7 AlGaAs Red

TYPICAL PERFORMANCE CURVES

Fig. 1 Forward Current vs. Forward Voltage

90

80

70

60

50

40

30

20

- FORWARD CURRENT (mA)

F

I

10

0

1.0 2.0 2.5 3.0 4.0 5.0

HER

AlGaAs
RED

VF - FORWARD VOLTAGE (V)

GREEN

YELLOW

BLUE

QTLP680C-3 Yellow

QTLP680C-B Blue

Fig. 2 Relative Luminous Intensity vs.

2.0

1.5

1.0

0.5

(NORMALIZED AT 20 mA)

RELATIVE LUMINOUS INTENSITY

0.0
0 5 10 15 20 25

Fig. 3 Relative Intensity vs. Peak Wavelength

GREENBLUE

QTLP680C-4 Green

DC Forward Current

AlGaAs
RED

HER
YELLOW
GREEN

IF - DC FORWARD CURRENT (mA)

HER

AlGaAs REDYELLOW

BLUE

30

1.0

0.5

RELATIVE INTENSITY

0

300 350 400 450 500 550 600 650 700 750

WAVELENGTH (nm)

Fig.5 Maximum Forward Current

vs. Ambient Temperature

020406080

TA - AMBIENT TEMPERATURE (°C)

Fig.4 Radiation Diagram

0°

-10° 10°

-20° 20°

-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

REL. LUMINOUS INTENSITY (%)

30°

90°

50

40

30

20

10

- FORWARD CURRENT (mA)
F

I

0

100

© 2003 Fairchild Semiconductor Corporation

Page 3 of 7

2/13/03