坦然理解9
50
I C MAX – MAXIMUM DC CURRENT DPER SEGMENT – mA
45403530252015105020
30
40
5060
708090100110120
T – AMBIENT TEMPERATURE – °CA
Figure 9. Maximum Tolerable Peak
Current vs. Pulse Duration – Green.Figure 10. Maximum Allowable DC Current vs.Ambient Temperature.
IF – FORWARD CURRENT PER SEGMENT – mA
ηV – RELATIVE EFFICIENCY(NORMALIZED TO 1 AT 10 mA PER SEGME
NT)
RELATIVE LUMINOUS INTENSITY(NORMALIZED AT 10 mA)
1.61.51.41.31.21.11.00.90.80.70.6
10
20
30
40
50
60
70
80
90100
VF – FORWARD VOLTAGE – V
IF – DC FORWARD CURRENT – mA
IPEAK – PEAK FORWARD CURRENT
PER SEGMENT – mA
Figure 11. Forward Current vs.Forward Voltage.Figure 12. Relative Luminous
Intensity vs. DC Forward Current.
Figure 13. Relative Efficiency(Luminous Intensity per UnitCurrent) vs. Peak Current.
Electrical/Optical
For more information on
electrical/optical characteristics,please see Application Note 1005.
(methylene chloride, trichloro–ethylene, carbon tetrachloride,etc.) are not recommended forcleaning LED parts. All of thesevarious solvents attack or dissolvethe encapsulating epoxies used toform the package of plastic LEDparts.
For information on solderingLEDs please refer to ApplicationNote 1027.
Contrast Enhancement
For information on contrast
enhancement please seeApplication Note 1015.
Soldering/Cleaning
Cleaning agents from the ketonefamily (acetone, methyl ethylketone, etc.) and from the
chlorinated hydrocarbon family
