hlmp-7000, -7019, -7040 t-1 3 / 4 (5 mm), t-1 (3 mm), low current led lamps technical data features ? low power ? high efficiency ? cmos-mos compatible ? ttl compatible ? wide viewing angle ? choice of package styles ? choice of colors applications ? low power dc circuits ? telecommunications indicators ? portable equipment ? keyboard indicators description these tinted diffused led lamps are designed and optimized specifically for low dc current operation. luminous intensity and forward voltage are tested at 2 ma to assure consistent bright- ness at ttl output current levels. package dimensions hlmp-4700, -4719, -4740 HLMP-1700, -1719, -1790 ab HLMP-1700, -1719, -1790 hlmp-4700, -4719, -4740
2 low current lamp selection guide color her yellow green size hlmp- hlmp- hlmp- t-1 3 / 4 4700 4719 4740 t-1 1700 1719 1790 axial luminous intensity and viewing angle @ 25 c part i v (mcd) @ 2 ma dc number package hlmp- package description color min. typ. 2 q 1 / 2 [1] outline 4700 t-1 3 / 4 red 1.3 2.3 50 a 4719 tinted diffused yellow 0.9 2.1 4740 green 1.0 2.3 1700 t-1 red 0.8 2.1 50 b 1719 tinted diffused yellow 0.9 1.6 1790 green 1.0 2.1 note: 1. q 1 / 2 is the typical off-axis angle at which the luminous intensity is half the axial luminous intensity.
3 electrical/optical characteristics at t a = 25 c test symbol description t-1 3 / 4 t-1 min. typ. max. units conditions v f forward voltage 4700 1700 1.8 2.0 v 2 ma 4719 1719 1.9 2.5 4740 1790 1.8 2.2 v r reverse breakdown 4700 1700 5.0 v i r = 50 m a voltage 4719 1719 5.0 4740 1790 5.0 l d dominant 4700 1700 626 nm note 1 wavelength 4719 1719 585 4740 1790 569 dl 1/2 spectral line 4700 1700 40 nm halfwidth 4719 1719 36 4740 1790 28 t s speed of response 4700 1700 90 ns 4719 1719 90 4740 1790 500 c capacitance 4700 1700 11 pf v f = 0, 4719 1719 15 f = 1 mhz 4740 1790 18 r q j-pin thermal 4700 1700 260 [3] c/w junction to resistance 4719 1719 290 [4] cathode lead 4740 1790 l peak peak wavelength 4700 1700 635 nm measurement 4719 1719 583 at peak 4740 1790 565 h v luminous efficacy 4700 1700 145 lumens note 2 4719 1719 500 watt 4740 1790 595 notes: 1. the dominant wavelength, l d , is derived from the cie chromaticity diagram and represents the single wavelength which defines the color of the device. 2. the radiant intensity, i e , in watts per steradian, may be found from the equation i e = i v / h v , where i v is the luminous intensity in candelas and h v is luminous efficacy in lumens/watt. 3. t-1 3 / 4 . 4. t-1.
4 absolute maximum ratings parameter maximum rating units power dissipation red 24 mw (derate linearly from 92 c at 1.0 ma/ c) yellow 36 green 24 dc and peak forward current 7 ma transient forward current (10 m s pulse) [1] 500 ma reverse voltage (i r = 50 m a) 5.0 v operating temperature range red/yellow -55 c to 100 c green -20 c to 100 c storage temperature range -55 c to +100 c lead soldering temperature 260 c for 5 seconds [1.6 mm (0.063 in.) from body] note: 1. the transient peak current is the maximum non-recurring peak current the devices can withstand without damaging the led die and wire bonds. it is not recommended that the device be operated at peak currents beyond the absolute maximum peak forward current. figure 2. forward current vs. forward voltage. figure 3. relative luminous intensity vs. forward current. figure 1. relative intensity vs. wavelength.
5 figure 5. relative luminous intensity vs. angular displacement for t-1 lamp. figure 4. relative luminous intensity vs. angular displacement for t-1 3 / 4 lamp.
www.semiconductor.agilent.com data subject to change. copyright ? 1999 agilent technologies, inc. obsoletes 5963-3855e 5964-9371e (11/99)
|
