1/6 LBH4155 high brightness led lamp different and better features ? colored transparency lens type ? 4mm oval plastic mold type ? high luminosity outline dimensions (unit : mm) pin connectors 1.anode 2.cathode
2/6 LBH4155 high brightness led lamp different and better absolute maximum ratings (ta=25 ) characteristic symbol ratings unit power dissipation p d 120 mw forward current i f 30 ma * 1 peak forward current i fp 100 ma reverse voltage v r 5 v operating temperature t opr -30 +85 storage temperature t stg -40 +100 * 2 soldering temperature t sol 260 for 3 seconds *1.duty ratio = 1/16, pulse width = 0.1ms *2.keep the distance more than 2. 0mm from pcb to the bottom of led package electrical C optical characteristics (ta=25 ) characteristic symbol test condition min. typ. max. unit spectrum bandwidth i f = 20ma - 35 - nm reverse current i r v r =5v - - 50 ua x - 55 - deg * 3 half angle 1/2 i f = 20ma y - 30 - deg *3. 1/2 is the off-axis angle where the luminous intensity is 1/2 the peak intensity
3/6 LBH4155 high brightness led lamp different and better dominant wavelength (ta=25) w d rank test condition min. typ. max. unit a 465 - 470 b i f = 20ma 470 - 475 nm * wavelength are tested at a cu rrent pulse duration 25ms and an accuracy of 1 nm. luminous intensity ranks (ta=25) iv rank test condition min. typ. max. unit j 150 210 k 210 300 l 300 420 m i f = 20ma 420 600 mcd * luminous intensity is tested a t a current pulse duration of 2 5 ms and an accuracy of 11%. * intensity measured : 0.01sr(cie. led_ b ) forward voltage (ta=25) v f rank test condition min. typ. max. unit 1 - 3.1 3.3 2 i f = 20ma 3.3 3.5 3.8 v * voltages are tested at a curre nt pulse duration of 1 ms and a n accuracy of 0.1v. precautions on led using * to avoid optical difference, p lease do not mix differently-ra nked product.
4/6 LBH4155 high brightness led lamp different and better directive characteristics (ta=25 )
5/6 LBH4155 high brightness led lamp different and better forward current i f [ma] 0 10 20 30 40 50 60 70 80 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 relative intensity[%] characteristic diagrams forward current i f [ma] forward voltage v f [v] luminous intensity i v [mcd] ambient temperature ta[] fig. 1 i f - v f fig. 2 i v - i f fig. 3 i f -ta ta=25 ta=25 fig. 4 spectrum distribution ta=25 wavelength [nm] 0 100 200 300 400 500 600 700 1 10 100 forward current i f [ma] ta=25
6/6 LBH4155 high brightness led lamp different and better revision history sheet spec no. title specification for approval times date summary of revision remarks 1 2 2001. 07. 15 2003. 02. 26 ???? format ??
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