Sharp LT1KS82A, LT1ET82A Datasheet

Dichromatic Chip LED Device

1.9

0.40.4

0.950.85

0.40.6

2.9

2.9

4-R0.2

(R0.5)

3.3

Colorless transparency

1

4

2

3

(0.3) (0.3)(0.3) (0.3)

1.5

0.9

0.9

0.3

0.8

0to0.15

0.16

+0.1

-0.06

1.1

+0.2

-0.1

(R0.2)

Pin connections

Unspecified tolerance:±0.2

Anode
Cathode
Cathode

Anode

1
2
3
4

ET

Yellow-green

KS

Green

series

Pin

Sunset
orange

Red

(HL)

0˚

0

40

20

60

-20˚ +20˚

+40˚

+60˚

+80˚

-40˚

-60˚

-80˚

-30˚

-50˚

+10˚

100

-10˚ +30˚

+50˚

+70˚

+90˚-90˚

-70˚

80

E.K

T.S

Relative luminous intensity(%)

LT1ET82A

LT1KS82A

TYP

1.95

1.75

1.95

2.0

MAX

2.5

2.2

2.5

2.8

565
660
555
610

10
20
10
20

7.0

11.8

2.4

10.5

10
20
10
20

30
20
25
35

10
20
10
20

10
10
10
10

4
4
4
4

35
30
40
15

1
1
1
1

→
→
→
→

Model No.

Lens
type

Forward voltage

VF(V)

λp(nm)

TYP

I

V(mcd)

TYP

I

F

(mA)

IF

(mA)

IF

(mA)

(MH

Z)

V

R

(V)

I

R(µA)

MAX

C

t(pF)

TYP

∆λ(nm)

TYP

Peak emission wavelength

Luminous intensity

Spectrum radiation bandwidth

Reverse current

Page for

characteristics

diagrams

Terminal capacitance

(Ta=25˚C)

Radiation

color

Colorless

transparency

Yellow-green
Red(High-luminosity)
Green
Sunset orange

LT1❏❏82A series

LT1❏❏82A series

3.3✕2.9mm, 1.1mm Thickness,
High-luminosity, Dichromatic
Chip LED Devices with Lens

■ Outline Dimensions

(Unit : mm) (Ta=25˚C)

■ Radiation Diagram

■ Absolute Maximum Ratings*

Power dissipation

Model No.

LT1ET82A

LT1KS82A

* The value is specified under the condition that either color is lightened separately. When the both diodes are lightened simultaneously,
the power dissipation of each diode should be less than the half of the value specified in this table.
*1 Duty ratio=1/10, Pulse width=0.1ms

Radiation color

Yellow-green
Red(High-luminosity)

Green

Sunset orange

Radiation material

GaP
GaAIAs on GaAs
GaP
GaAsP on GaP

P

(mW)

50
66
50
85

Forward current

IF

(mA)

20
30
20
30

Peak forward current

IFM

(mA)

50
50
50
50

*2 For 3s or less at the temperature of hand soldering. Temperature of reflow soldering is shown on the below page.

■ Electro-optical Characteristics

(Notice) ¡
(Internet) ¡Data for sharp's optoelectronic/power device is provided for internet.(Address http://www.sharp.co.jp/ecg/)

In the absence of confirmation by device specification sheets, SHARP takes no responsibility for any defects that may occur in equipment using any SHARP
devices shown in catalogs, data books, etc. Contact SHARP in order to obtain the latest device specification sheets before using any SHARP device.

Derating factor

*1

(mA/˚C)

DC Pulse

0.27

0.40

0.27

0.40

0.67

0.67

0.67

0.67

Reverse voltage

VR

(V)

5
5
5
5

Operating temperature

Topr

(˚C)

-25 to +85

-25 to +85

-25 to +85

-25 to +85

Storage temperature

Tstg

(˚C)

-25 to +100

-25 to +100

-25 to +100

-25 to +100

(T

Soldering temperature

Tsol

(˚C)

350
350
350
350

a=25˚C)

*2

105

LED Lamp Characteristics Diagrams

EG series

0

10

20

30

40

50

60

-25 0 25 50 75 85 125100

Peak Forward Current Derating Curve

Ambient temperature Ta(˚C)

Peak forward current IFM(mA)

0

10

20

30

40

50

60

-25 0 25 50 75 85 125100

Forward Current Derating Curve

Ambient temperature Ta(˚C)

Forward current IF(mA)

0.1

0.5

1.0

5.0

10

50

100

1.0 1.2 1.4 1.6 1.8 2.0 2.4 2.62.2

Forward Current vs. Forward Voltage(Note)

Forward voltage VF(V)

Forward current IF(mA)

(Ta=25˚C)

1.0

5.0

10

50

100

500

1000

-20 0 20 40 60 80 120100

Luminous Intensity vs. Ambient Temperature(Note)

Ambient temperature Ta(˚C)

Relative luminous intensity(%)

(Ta=25˚C)

1.0

5.0

2.0

10

20

50

100

200

500

1000

0.1 0.2 0.5 1 2 5 10 20 50

Luminous Intensity vs. Forward Current(Note)

Forward current IF(mA)

Relative luminous intensity(%)

(Ta=25˚C)

1.0

5.0

2.0

10

20

50

100

200

500

1/50 1/20 1/10 1/5 1/2 1

Duty Ratio vs. Peak Forward Current

Duty ratio DR

Peak forward current IFM(mA)

(Ta=25˚C)

Note)Characteristics shown in diagrams are typical values. (not assurance value)

KG series

0

10

20

30

40

50

60

-25 0 25 50 75 85 125100

Peak Forward Current Derating Curve

Ambient temperature Ta(˚C)

Peak forward current IFM(mA)

0

10

20

30

40

50

60

-25 0 25 50 75 85 125100

Forward Current Derating Curve

Ambient temperature Ta(˚C)

Forward current IF(mA)

0.1

0.5

1.0

5.0

10

50

100

1.0 1.2 1.4 1.6 1.8 2.0 2.4 2.62.2

Forward Current vs. Forward Voltage(Note)

Forward voltage VF(V)

Forward current IF(mA)

(Ta=25˚C)

1.0

5.0

10

50

100

500

1000

-20 0 20 40 60 80 120100

Luminous Intensity vs. Ambient Temperature(Note)

Ambient temperature Ta(˚C)

Relative luminous intensity(%)

(Ta=25˚C)

1.0

5.0

2.0

10

20

50

100

200

500

1000

0.1 0.2 0.5 1 2 5 10 20 50

Luminous Intensity vs. Forward Current(Note)

Forward current IF(mA)

Relative luminous intensity(%)

(Ta=25˚C)

1.0

5.0

2.0

10

20

50

100

200

500

1/50 1/20 1/10 1/5 1/2 1

Duty Ratio vs. Peak Forward Current

Duty ratio DR

Peak forward current IFM(mA)

(Ta=25˚C)

(Notice) ¡
(Internet) ¡Data for sharp's optoelectronic/power device is provided for internet.(Address http://www.sharp.co.jp/ecg/)

In the absence of confirmation by device specification sheets, SHARP takes no responsibility for any defects that may occur in equipment using any SHARP
devices shown in catalogs, data books, etc. Contact SHARP in order to obtain the latest device specification sheets before using any SHARP device.