HDSM-281B/283b 0.28inch (7.0mm) single digit surface mount led display data sheet caution: leds are class 1a esd sensitive per jesd22-a114c.01. please observe appropriate precautions during handling and processing. description this is 0.28 inch (7.0mm) height single digit display. this device utilizes ingan/sic blue led chips. this device with top surface gray and white segments. ordering information blue description HDSM-281B common anode, upper and lower decimal hdsm-283b common cathode, upper and lower decimal features 0.28 digit height low current operation excellent characters appearance available in ca and cc 1000 pieces per reel moisture sensitivity level: level 3 rohs compliant package dimensions notes: all dimensions are in millimeters (inches). tolerance: 0.25mm (0.01) unless otherwise noted.
2 pin connection (common anode) pin no. connection 1 cathode g 2 cathode dp1 3 cathode f 4 common anode 5 cathode a 6 cathode b 7 cathode dp2 8 cathode c 9 common anode 10 cathode d 11 cathode e pin connection (common cathode) pin no. connection 1 anode g 2 anode dp1 3 anode f 4 common cathode 5 anode a 6 anode b 7 anode dp2 8 anode c 9 common cathode 10 anode d 11 anode e internal circuit diagram (common anode) internal circuit diagram (common cathode) 4, 9 abcdef 5 6 8 10 11 3 1 2 g dp1 7 dp2 4, 9 abcdef 5 6 8 10 11 3 1 2 g dp1 7 dp2
3 electrical / optical characteristics @ t a =25c blue parameter symbol min. typ. max. unit test condition average luminous intensity i v 3.4 6 C mcd i f = 10 ma emission wavelength p/ d C 462/470 C nm i f = 20 ma spectral line half-width C 26 C nm i f = 20 ma forward voltage, per segment v f C 3.3 4.0 v i f = 20 ma reverse current, per segment i r C C 100 a v r = 5 v luminous intensity matching ratio i v-m CC2:1Ci f = 10 ma absolute maximum ratings @ t a =25c parameter blue unit power dissipation per segment 100 mw peak forward current per segment (1/10 duty cycle., 0.1ms pulse width) 80 ma continuous forward current per segment derating linearly from 25c per segment 25 ma 0.25 ma/c reverse voltage per segment 5 v operating temperature range -40c to +105c storage temperature range -40c to +105c caution in esd: static electricity and surge damages the led. it is recommended to use a wrist strap or anti-electrostatic glov e when handing the led. all devices, equipment and machinery must be properly grounded.
4 typical electrical / optical characteristic curves @ t a =25c blue figure 3. allowable dc current vs. ambient temperature figur e 4. relative intensity vs. forward current figure 1. relative luminous intensity vs. wavelength 2.0 0 0 10 20 30 70 50 40 60 80 90 10 20 30 40 1.0 0 0 40 5 0 10 15 20 30 25 35 45 50 1 2 3 4 3.0 4.0 5.0 6.0 40 20 10 30 0 450 400 500 0.5 1.0 550 600 650 700 100 110 relative luminous intensity b forward current i f (ma) b forward voltage (v) b forward current i f (ma) ambient temperature (c) forward current (ma) relative luminous intensity (normalized to 1 at 10 ma) b wavelength figure 2. forward current vs. forward voltage
5 intensity bin limit (mcd) blue iv bin category min max l 3.401 5.400 m 5.401 8.600 n 8.601 13.700 tolerance +/-15% note: 1. bin categories are established for classification of products. products may not be available in all categories. please contact your avago representative for information on currently available bins. smt soldering profile pb free reflow soldering profile recommended soldering pattern (unit: mm) 250 c time tem p e ra tu r e 6 c /se c. m a x . 1 00 se c. m a x . 60 - 1 20 se c. 3 c /se c. m a x . 3 c /se c. m a x . 1 0 - 30 se c. 1 50 c 200 c 2 1 7 c ( a cc . t o j-st d - 020c ) 3 1 .27 x 5 = 6.35 7.8 0.8 recommended s t enci l window opening is 80 % notes: 1. the peak temperature refers to the peak package body temperature. 2. number of reflow process shall be limited to maximum 2 times only. cooling process to normal temperature is required between first and second soldering process.
for product information and a complete list of distributors, please go to our web site: www.avagotech.com avago, avago technologies, and the a logo are trademarks of avago technologies in the united states and other countries. data subject to change. copyright ? 2005-2011 avago technologies. all rights reserved. av02-1645en - march 17, 2011 tape specification (unit: mm) 12.00 0.1 4.00 0.1 1.75 0.1 22.25 11.50 4.0 0.35 24.00 +0.30 ? 0.10 ?1.5 +0.10 ? 0.00 ?1.5 +0.10 ? 0.00 2.00 0.1
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