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參數(shù)資料
| 型號： | UPBLED470L |
| 英文描述： | LED |
| 中文描述： | 發(fā)光二極管 |
| 文件頁數(shù)： | 2/6頁 |
| 文件大?。?/td> | 340K |
| 代理商： | UPBLED470L |
Microsemi
580 Pleasant Street, Watertown, MA. 02472-2408, 617-926-0404, Fax: 617-924-1235
Page 2
Copyright
2002
Rev. 0.02, 2003-01-15
W
M
.
C
UPBLED470B
HIGH BRIGHTNESS BLUE LED
P
RODUCT
P
REVIEW
Change in Radiant Intensity with temperature –1.4μW/sr/°C (25°C < temp< 85°C)
Change in Radiant Intensity with temperature 0.7μW/sr/°C (25°C < temp< -40°C)
DIRECTIVITY
Polar plot of angular Intensity %
ELECTRICAL PARAMETERS @ 25
°
C & ID=20 mA (unless otherwise specified)
Symbol
Test Conditions
DC Drive Current = 20 mA
DC Drive Current = 30 mA
DC Drive Current = 50 mA
DC Drive Current = 20 mA
DC Drive Current = 30 mA
DC Drive Current = 50 mA
Dominant Wavelength
λ
DOM
DC Drive Current = 20 mA
Peak Wavelength
λ
PK
DC Drive Current = 20 mA
Chrom x
Chrom y
Angle Coverage to 50% points
α
1/2
DC Drive Current = 20 mA to 50mA
Radiant Flux
Φ
E
DC Drive Current = 30 mA
DC Drive Current = 50 m
Luminous Flux
Φ
V
DC Drive Current = 30 mA
DC Drive Current = 50 m
Forward Voltage
V
F
DC Drive Current = 30 mA
DC Drive Current = 50 mA
Reverse Leakage Current
I
R
Reverse Voltage = 5 V
Characteristic
Radiant Intensity
Min
Typ.
950
1250
1,600
65
75
100
468
460
0.125
0.09
2.5
3.5
5
250
325
450
3.5
3.9
4.5
Max
Units
I
E
μW/sr
Luminous Intensity
I
V
50
mcd
nm
nm
DC Drive Current = 20 mA
140
deg.
DC Drive Current = 20 mA
mW
DC Drive Current = 20 mA
mlm
DC Drive Current = 20 mA
3.9
V
μA
Forward Voltage
V
F
3.9
V
E
L
E
C
T
R
I
C
A
L
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