low profile t-1 solid state lamps .130 (3.30) .115 (2.92) c l .160 (4.06) .140 (3.56) .045 (1.143) 1.00 (25.4) min .075 (1.91) .025 (.64) .060 (1.52) .050 (1.27) cathode ref flat .160 (4.06) .150 (3.81) dia .018 (.460) .012 (.305) sq. typ. (2x) anode package dimensions red diffused mv5077c yellow diffused mv5377c green diffused MV5477C her diffused mv5777c description these solid state indicators offer a variety of color selection. the high efficiency red, green and yellow devices are made with a gallium arsenide phosphide led on gallium phosphide substrate. all are encapsulated in epoxy packages. their low profile, small size (approximately t-1 size), good viewing angle, and small square leads contribute to their versatility as all purpose indicators. features ? copper leads solid-state reliability ? ? 2001 fairchild semiconductor corporation ds300038 12/19/01 1 of 4 www.fairchildsemi.com
part number symbol mv5077c mv5377c MV5477C mv5777c condition luminous intensity (mcd) i f = 20ma minimum i v 0.3 1.0 1.0 1.0 typical 1.8 7.0 7.0 7.0 forward voltage (v) i f = 20ma typical v f 1.6 2.1 2.2 2.0 maximum 2.0 3.0 3.0 3.0 spectral line half width (nm) 20 35 35 45 i f = 20ma peak wavelength (nm) p 660 585 565 635 i f = 20ma viewing angle (total) () 2 1/2 140 140 140 140 i f = 20ma electrical / optical characteristics (t a =25c) 1. the leads of the device were immersed in molten solder at 260c, to a point 1/16 inch (1.6 mm) from the body of the device p er mil-s-750, with a dwell time of 5 seconds. www.fairchildsemi.com 2 of 4 12/19/01 ds300038 parameter symbol rating units power dissipation p d 105 mw derate linearly from 25 c -1.14 mw/ c continuous forward current (mv5377c) i f 35 ma peak forward current - ( sec pulse 0.3% duty cycle) i fm (MV5477C=90 ma) (mv5377c=60 ma) 35 ma reverse voltage (i r = 100 a) v r 5v lead soldering time at 260 c (see note 1) t sol 5 sec operating temperature t opr -55 to +100 c storage temperature t stg -55 to +100 c absolute maximum rating (t a =25c unless otherwise specified) low profile t-1 solid state lamps
relative intensity (%) fig. 4 relative intensity vs. peak wavelength 120 40 0 20 80 100 60 520 540 560 580 600 620 640 660 680 690 green yellow red 90 100 i f - forward current (ma) v f - forward voltage (v) - wavelength (nm) fig. 1 forward current vs. forward voltage 40 50 60 70 80 30 20 10 0 1234 i f - forward current (ma) lumnous intensity fig. 2 luminous intensity vs. forward current 40 30 20 10 0 02040 6080 her her red green yellow rel. luminous intensity (%) fig. 3 spatial distribution 0 20406080100 0 20 40 60 80 100 90? 80? 70? 60? 50? 40? 30? 20? 10? 0? -10? -20? -30? -40? -50? -60? -70? -80? -90? typical performance curves (t a =25?) ds300038 12/19/01 3 of 4 www.fairchildsemi.com low profile t-1 solid state lamps
disclaimer fairchild semiconductor reserves the the right to make changes without further notice to any products herein to improve reliability, function or design. fairchild does not assume any liability arising out of the application or use of any product or circuit described herein; neither does it convey any license under its patent rights, nor the rights of others. life support policy fairchild? products are not authorized for use as critical components in life support devices or systems without the express written approval of the president of fairchild semiconductor corporation. as used herein: 1. life support devices or systems are devices or systems which, (a) are intended for surgical implant into the body,or (b) support or sustain life, and (c) whose failure to perform when properly used in accordance with instructions for use provided in labeling, can be reasonably expected to result in a significant injury of the user. 2. a critical component in any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness. www.fairchildsemi.com 4 of 4 12/19/01 ds300038 low profile t-1 solid state lamps
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