参数资料
型号: SFH4257-Q
元件分类: 红外LED
英文描述: 2.4 mm, 1 ELEMENT, INFRARED LED, 850 nm
封装: LEAD FREE PACKAGE-2
文件页数: 5/9页
文件大小: 264K
代理商: SFH4257-Q
SFH 4257
2009-05-14
5
Relative Spectral Emission
Irel = f (λ)
Forward Current
I
F = f (VF)
Single pulse,
t
p = 20 μs
700
0
nm
%
OHF04135
20
40
60
80
100
950
750
800
850
Irel
λ
OHL01713
F
I
10
-4
0.5
1
1.5
2
2.5 V3
10
0
A
0
F
V
-1
10
5
10
-2
-3
5
10
Radiant Intensity
Single pulse,
t
p = 20 μs
Permissible Pulse Handling
Capability
I
F = f (τ), TA = 25 °C,
duty cycle
D = parameter
Ie
Ie 100 mA
=
f (I
F)
OHL01715
10
-3
mA
10
1
0
10
5
10
-1
-2
5
10
e
e (100 mA)
I
I
F
0
10
1
10
2
10
3
10
55
0.05
2
1
0
-1
-2
-3
-4
-5
10
tp
10
s
10
0
0.1
0.005
0.033
0.01
D =
T
t
A
IF
D =
I
P
T
F
P
t
OHF02506
0.2
0.5
1
0.2
0.4
0.6
0.8
1.0
1.2
0.02
Max. Permissible Forward Current
I
F = f (TA), RthJA = 450 K/W
OHR00883
0
F
Ι
0
20
40
60
80
100
120
20
40
60
80
100
120
mA
C
T
A
R
thjA = 450 K/W
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