NESW157B Nichia, NESW157B Datasheet - Page 10

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NESW157B

Manufacturer Part Number
NESW157B
Description
Manufacturer
Nichia
Datasheet

Specifications of NESW157B

Size Lxwxh (mm)
3.0x1.4x0.52
Lumi-nous Inten-sity Typ(cd)
6.7
Lumi-nous Flux Typ(lm))
20.0
Forward Voltage Vf(v) Typ
2.90
Forward Voltage Vf(v) Max
3.10
Directivity (degree)
120
If (ma)
50
Mounting Style
Through Hole
DERATING CHARACTERISTICS
周囲温度-許容順電流特性
デューティー比-許容順電流特性
Ambient Temperature vs
Allowable Forward Current
Duty Ratio vs
Allowable Forward Current
100
1000
80
60
40
20
120
100
90
0
10
0
1
20
Ambient Temperature(°C)
Derating1
40
Duty Ratio(%)
デューティー比
Duty
60
周囲温度
10
(100, 69.0)
R
80
θJA
T
(94, 90.0)
=
A
95°C/W
=25°C
100
100
120
カソード側はんだ接合部温度-許容順電流特性
Solder Temperature(Cathode Side) vs
Allowable Forward Cu rrent
100
80
60
40
20
0
0
Solder Temperature(Cathode Side)(°C)
20
カソード側はんだ接合部温度
40
Derating2
管理番号 No.
60
(100, 90.0)
80
STS-DA7-1632
100
NESx157B
120
9

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