Sharp LT1T51A, LT1S51A, LT1P51A, LT1D51A, LT1E51A Datasheet

Chip LED Device

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

3.3

0.9 1.5 0.9

Colored diffusion

2.9

2.9

1.9

0.4

0.6

0.3 0.8

0to0.15

0.4

0.4

0.950.85

(4-R0.2)

(R0.2)

0.16

+0.1

-0.06

1.1

+0.2

-0.1

Pin connections

Unspecified tolerance:±0.2

1 Anode
2 Cathode

1

2

0˚

0

40

20

60

-20˚ +20˚

+40˚

+60˚

+80˚

-40˚

-60˚

-80˚

-30˚

-50˚

+10˚-10˚ +30˚

+50˚

+70˚

+90˚-90˚

-70˚

80

100

Relative luminous intensity(%)

TYP MAX

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)

LT1T51A
LT1P51A
LT1D51A
LT1S51A
LT1H51A
LT1E51A
LT1K51A

1.75

1.9

2.0

2.0

1.9

1.95

1.95

2.2

2.3

2.8

2.8

2.5

2.5

2.5

660
695
635
610
585
565
555

20
5
20
20
10
10
10

9.0

1.1

8.4

6.8

3.3

3.6

1.7

20
5
20
20
10
10
10

20
100
35
35
30
30
25

20

5
20
20
10
10
10

10
10
10
10
10
10
10

4
4
4
4
4
4
4

30
55
20
15
35
35
40

1
1
1
1
1
1
1

→
→
→
→
→
→
→

Colored

diffusion

LT1❏51A series

LT1❏51A series

3.3✕2.9mm, 1.1mm Thickness,
Colored Diffusion Chip LED
Devices

■ Outline Dimensions

T type: Polarity faces in the opposite direction.

(Unit : mm) (Ta=25˚C)

■ Radiation Diagram

■ Absolute Maximum Ratings

Derating factor

(mA/˚C)

DC Pulse

0.67

0.40

0.67

0.13

0.67

0.40

0.67

0.40

0.67

0.27

0.67

0.27

0.67

0.27

Reverse voltage

Model No.

LT1T51A
LT1P51A
LT1D51A
LT1S51A
LT1H51A
LT1E51A
LT1K51A

Radiation color

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

Radiation material

GaAlAs on GaAs
GaP
GaAsP on GaP
GaAsP on GaP
GaAsP on GaP
GaP
GaP

Power dissipation

P

(mW)

66
23
85
85
50
50
50

Forward current

IF

(mA)

30
10
30
30
20
20
20

Peak forward current

IFM

(mA)

50
50
50
50
50
50
50

*1 Duty ratio=1/10, Pulse width=0.1ms
*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.

VR

(V)

5
5
5
5
5
5
5

Operating temperature

Topr

(˚C)

-25 to +85

-25 to +85

-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

-25 to +100

-25 to +100

-25 to +85 -25 to +100

(T

a=25˚C)

Soldering temperature

*3

Tsol

(˚C)

350
350
350
350
350
350
350

LED Lamp Characteristics Diagrams

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

PR series

HD 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)

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.