Datasheet > L12771-0130G

L12771-0130G

更新时间： 2025-07-19 18:39:55

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HAMAMATSU		/
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描述
峰值发光波长：1.3 μm，表面贴装型

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L12771-0130G 数据手册

Infrared LED

L12771 series

Peak emission wavelength: 1.3 μm

The L12771 series is a long wavelength LED using InGaAs material. Peak emission wavelength is 1.3 μm, making the L12771

series suitable as a reference light source for detection of moisture.

Features

Applications

Peak emission wavelength: 1.3 μm

Reference light source for moisture meter

High radiant output power

Light source for detecting photosensitive material

Absolute maximum ratings (Ta=25 °C unless otherwise noted)

Parameter

Reverse voltage

Forward current

Symbol

Condition

Value

Unit

Forward current derating rate

Ta > 25 °C

1.1

mA/°C

Pulse width=10 ꢀs

Duty ratio=1%

Pulse forward current

IFP

1.0

Pulse forward current derating

rate

Ta > 25 °C

mA/°C

Power dissipation

Operating temperature

Storage temperature

Topr

Tstg

150

-30 to +85

-40 to +100

°C

No condensation

260 °C or less, within 5 s, at least 1 mm away from

lead roots

Soldering conditions

Note: Exceeding the absolute maximum ratings even momentarily may cause a drop in product quality. Always be sure to use the

product within the absolute maximum ratings.

Electrical and optical characteristics (Ta=25 °C)

L12771

Typ.

1.3

2.8

1.0

1.9

L12771-01

Parameter

Symbol

Condition

IF=50 mA

IF=1 A

VR=1 V

IF=50 mA ± 10 mAp-p

Unit

Min.

1.25

2.0

Max.

1.35

140

1.5

2.8

Min.

1.25

2.2

Typ.

1.3

3.1

1.0

1.9

Max.

1.35

140

1.5

2.8

Peak emission wavelength

Spectral half width

Radiant ﬂux

λp

∆λ

ϕe

VFP

ꢀm

ꢀA

Forward voltage

Pulse forward voltage

Reverse current

Cutoff frequency*¹

MHz

*1: Frequency at which the light output decreases by 3 dB from the light output at 100 kHz

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