SFH4544 datasheet(3/9 Pages) OSRAM

Part #	SFH4544

Description	Infrared Emitter

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Manufacturer	OSRAM [OSRAM GmbH]

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3 / 9 page

Version 1.3

SFH 4544

2015-12-23

3

Grouping (T

A = 25 °C)

Temperature coefficient of Ie or Φe

(I

F = 100 mA, tp = 20 ms)

(typ)

TCI

-0.3

% / K

Temperature coefficient of V

F

(I

F = 100 mA, tp = 20 ms)

(typ)

TC

V

-0.8

mV / K

Temperature coefficient of wavelength

(IF = 100 mA, tp = 20 ms)

(typ)

TC

λ

0.3

nm / K

Group

Min Radiant Intensity

Max Radiant Intensity

Typ Radiant Intensity

IF= 100 mA, tp= 20 ms

IF = 1 A, tp = 100 µs

Ie, min [mW / sr]

Ie, max [mW / sr]

Ie, typ [mW / sr]

SFH 4544-CW

250

500

1580

SFH 4544-DW

400

800

2530

SFH 4544-EW

630

1250

3980

Note:

Measured at a solid angle of Ω = 0.001 sr

Only one group in one packing unit (variation lower 2:1).

Relative Spectral Emission 2) page 8

Irel = f(λ), TA = 25°C

Radiant Intensity 2) page 8

Ie / Ie(100 mA) = f(IF), single pulse, tp = 100 µs,

TA= 25°C

Parameter

Symbol

Values

Unit

800

0

nm

%

OHF04134

20

40

60

80

100

Irel

λ

850

900

950

1025

OHF05641

3

10

Ι

e

(100 mA)

e

Ι

F

I

10

2

1

10

0

mA

10

-3

10

-2

10

-1

10

0

1

10

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