slr-343 series led lamps reflecting small leds, directly mountable ( 3.1mm) (no need for solder modification) slr-343 series the slr-343 series are small 3.1mm leds which can be directly mounted on a printed circuit board. four colors and two lens types are available for a total of eight types, and they are suitable for use in a wide variety of applications. z z z z features 1) four colors : red, orange, yellow and green. 2) two lens types : colored diffused and colored clear. 3) high reliability even in case of direct mount. 4) blow-holeless solder type. z z z z external dimensions (units : mm) (2.5) 24.0min. cathode 5.4 3.8 3.1 0.4 tolerances are 0.2 unless otherwise noted: z z z z selection guide emitting color lens colored diffused colored clear red orange yellow green SLR-343VR slr-343vc slr-343du slr-343yy slr-343dc slr-343yc slr-343mg slr-343mc z z z z absolute maximum ratings (ta = 25 c) ? pulse width 1ms duty 1 / 5 parameter symbol p d i f i fp v r topr tstg ? red SLR-343VR slr-343vc slr-343du slr-343dc slr-343yy slr-343yc slr-343mg slr-343mc orange yellow green ? 25 ~ + 85 ? 30 ~ + 100 260 c 5 seconds maximum unit mw ma ma v c c ? 60 20 60 3 60 20 60 3 60 20 60 3 75 25 60 3 power dissipation forward current peak forward current reverse voltage operating temperature storage temperature soldering temperature ????
slr-343 series led lamps z z z z electrical and optical characteristics (ta = 25 c) symbol unit parameter red viewing angle 2 1/2 spectral line half width ? ? nm peak wavelength p ? nm reverse current i r ? a forward voltage v f conditions i f = 10ma i f = 10ma v r = 3v i f = 10ma ? min. 40 650 ? 2.0 typ. ? ? 10 3.0 max. orange ? ? ? ? min. 40 610 ? 2.0 typ. ? ? 10 3.0 max. yellow ? ? ? ? min. 40 585 ? 2.1 typ. ? ? 10 3.0 max. green ? ? ? ? min. 40 563 ? 2.1 typ. ? ? deg diffused 40 ?? 40 ?? 40 ?? 40 ? ? transparent 40 ?? 40 ?? 40 ?? 40 ? ? 10 3.0 max. v z z z z luminous intensity vs. wavelength z z z z luminous intensity 1.0 0.8 0.6 0.4 0.2 0 500 550 600 650 700 750 axial luminous intensity wavelength : p (nm) fig. 1 green yellow orange red p unit color yellow green 585 563 orange 610 red 650 type SLR-343VR min. 5.6 typ. 16.0 max. ? mcd slr-343vc 9.0 25.0 ? mcd slr-343du 5.6 16.0 ? mcd slr-343dc 9.0 25.0 ? mcd slr-343yy 3.6 10 ? mcd slr-343yc 5.6 16.0 ? mcd slr-343mg 5.6 16.0 ? mcd slr-343mc 9.0 25.0 ? mcd note: measured at i f = 10ma z z z z directional pattern angle ( ) relative luminous intensity ( % ) fig. 2 0 50 100 50 100 0 10 10 20 20 30 40 50 60 70 80 90 30 40 50 60 70 80 90 transparent diffused
slr-343 series led lamps z z z z electrical characteristic curves 1 (red) 20 10 5.0 2.0 1.0 0.5 0.2 0.1 1.5 1.0 2.0 2.5 3.0 50 forward voltage : v f (v) fig.3 forward current vs. forward voltage forward current : i f (ma) ta = 25 c 1.4 1.2 1.0 0.8 0.6 0.4 ? 20 0 20 40 60 80 fig.4 luminous intensity vs. case temperature relative luminous intensity case temperature : t c ( c) 2 1 0.5 0.2 0.1 0.05 0.02 0.01 0.1 0.2 0.5 1 2 51020 50 100 5 forward current : i f (ma) fig.5 luminous intensity vs. forward current relative luminous intensity ta = 25 c 1 1 2 3 4 5 6 10 10 3 10 2 10 4 10 5 fig.6 maximum tolerable peak current vs. pulse duration pulse duration : t w ( s) ratio of maximum tolerable peak current to maximum tolerable dc current i f peak m ax. i f m ax. 5khz 10khz 20khz 500hz 200hz 100hz 1khz 2khz 50khz 3.0 2.5 2.0 1.5 1.0 0.5 0 0 102030405060 relative luminous intensity peak forward current : i f peak (ma) f = 1khz dc df = 50% 15% 10% 5% fig.7 luminous intensity vs. peak forward current 20% 20 10 0 20 30 40 50 60 70 80 90 30 ambient temperature : ta ( c) fig.8 maximum forward current vs. ambient temperature maximum forward current : i f max. (ma)
slr-343 series led lamps z z z z electrical characteristic curves 2 (orange) 20 10 5.0 2.0 1.0 0.5 0.2 0.1 1.5 1.0 2.0 2.5 3.0 50 forward voltage : v f (v) fig.9 forward current vs. forward voltage forward current : i f (ma) ta = 25 c 1.4 1.2 1.0 0.8 0.6 0.4 ? 20 0 20 40 60 80 fig.10 luminous intensity vs. case temperature relative luminous intensity case temperature : t c ( c) 2 1 0.5 0.2 0.1 0.05 0.02 0.01 0.1 0.2 0.5 1 2 51020 50 100 5 forward current : i f (ma) fig.11 luminous intensity vs. forward current relative luminous intensity ta = 25 c 1 1 2 3 4 5 6 10 10 3 10 2 10 4 10 5 fig.12 maximum tolerable peak current vs. pulse duration pulse duration : t w ( s) ratio of maximum tolerable peak current to maximum tolerable dc current i f peak m ax. i f m ax. 50khz 20khz 10khz 5khz 2khz 1khz 500hz 200hz 100hz 3.0 2.5 2.0 1.5 1.0 0.5 0 0 102030405060 relative luminous intensity peak forward current : i f peak (ma) f = 1khz dc df = 50% 15% 10% 5% fig.13 luminous intensity vs. peak forward current 20% 20 10 0 20 30 40 50 60 70 80 90 30 ambient temperature : ta ( c) fig.14 maximum forward current vs. ambient temperature maximum forward current : i f max. (ma)
slr-343 series led lamps z z z z electrical characteristic curves 3 (yellow) 20 10 5.0 2.0 1.0 0.5 0.2 0.1 1.5 1.0 2.0 2.5 3.0 50 forward voltage : v f (v) fig.15 forward current vs. forward voltage forward current : i f ( ma) ta = 25 c 1.4 1.2 1.0 0.8 0.6 0.4 ? 20 0 20 40 60 80 fig.16 luminous intensity vs. case temperature relative luminous intensity case temperature : t c ( c) 2 1 0.5 0.2 0.1 0.05 0.02 0.01 0.1 0.2 0.5 1 2 51020 50 100 5 forward current : i f (ma) fig.17 luminous intensity vs. forward current relative luminous intensity ta = 25 c 1 1 2 3 4 5 6 10 10 3 10 2 10 4 10 5 fig.18 maximum tolerable peak current vs. pulse duration pulse duration : t w ( s) ratio of maximum tolerable peak current to maximum tolerable dc current i f peak m ax. i f m ax. 50khz 20khz 10khz 5khz 2khz 1khz 500hz 200hz 100hz 3.0 2.5 2.0 1.5 1.0 0.5 0 0 102030405060 relative luminous intensity peak forward current : i f peak (ma) f = 1khz dc df = 50% 15% 10% 5% fig.19 luminous intensity vs. peak forward current 20% 20 10 0 20 30 40 50 60 70 80 90 30 ambient temperature : ta ( c) fig.20 maximum forward current vs. ambient temperature maximum forward current : i f max. (ma)
slr-343 series led lamps z z z z electrical characteristic curves 4 (green) 20 10 5.0 2.0 1.0 0.5 0.2 0.1 1.5 1.0 2.0 2.5 3.0 50 forward voltage : v f (v) fig.21 forward current vs. forward voltage forward current : i f ( ma) ta = 25 c 1.4 1.2 1.0 0.8 0.6 0.4 ? 20 0 20 40 60 80 fig.22 luminous intensity vs. case temperature relative luminous intensity case temperature : t c ( c) 2 1 0.5 0.2 0.1 0.05 0.02 0.01 0.1 0.2 0.5 1 2 51020 50 100 5 forward current : i f (ma) fig.23 luminous intensity vs. forward current relative luminous intensity ta = 25 c 1 2 2.4 3 4 5 6 ratio of maximum tolerable peak current to maximum tolerable dc current i f peak m ax. i f m ax. pulse duration : t w ( s) 10 5205010 2 10 3 10 4 50khz 20khz 10khz 5khz 2khz 1khz 500hz 200hz 100hz fig.24 maximum tolerable peak current vs. pulse duration 3.0 2.5 2.0 1.5 1.0 0.5 0 0 102030405060 fig.25 luminous intensity vs. peak forward current relative luminous intensity peak forward current : i f peak (ma) f = 1khz dc df = 50% 15% 10% 5% 20% 20 10 0 20 30 40 50 60 70 80 90 30 ambient temperature : ta ( c) fig.26 maximum forward current vs. ambient temperature maximum forward current : i f max. (ma)
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