lite-on dcc release lite-on technology corp. / optoelectronics no.90,chien 1 road, chung ho, new taipei city 23585, taiwan, r.o.c. tel: 886-2-2222-6181 fax: 886-2-2221-1948 / 886-2-2221-0660 http://www.liteon.com/opto ir emitter and detectorproduct data sheetLTE-7072-M-TA spec no.: ds50-2015-0176effective date: 01/16/2016revision: - bns-od-fc001/a4 bns-od-fc001/a4 bns-od-fc001/a4 bns-od-fc001/a4
1 / 7 part no. : l te - 7072 - m - ta bns - od - fc002/a4 ir emitter and detector lt e - 7072 - m - ta 1. description lite - on offers a broad range of discrete infrared components for application such as remote controller, ir wireless data transmission, security alarm & etc. the product line includes gaas 940nm ireds, aigaas high power 880nm ireds, aigaas h igh speed 875nm/850nm ireds, pin photodiodes, phototransistor and photodarlingtons. 1 . 1. features ? lead (pb) free product and rohs compliant. ? high speed . ? wide radiation angle . ? available for pulse operating ? flat and small package . ? clear transparent lens . ? z lead forming 1.2 . applications ? interactive white board ? ir touch 2 . outline dimensions notes : 1. all dimensions are in millimeters (inches). 2. tolerance is 0.25mm (.010") unless otherwise noted. 3. protruded resin under flan ge is 1.0mm (.04") max. 4. lead spacing is measured where the leads emerge from the package. 5. specifications are subject to change without notice. 6. manufacturing site: thailand and changzhou
2 / 7 part no. : l te - 7072 - m - ta bns - od - fc002/a4 ir emitter and detector lt e - 7072 - m - ta 3. absolute maximum ratings at ta=25 parameter maximum rating unit power dissipation 150 mw peak forward current ( 3 00pps, 10 s pulse ) 2 a continuous forward current 100 ma reverse voltage 5 v operating temperature range - 40 c to + 85c storage temperature range - 40 c to + 100 c lead soldering temperature [ 1 . 6 mm (.0 63 ") from body] 260c for 5 seconds ir reflow soldering temperature peak temperature 200 c , 30sec 4. electrical / optical characteristics at ta=25 parameter symbol min. typ. max. unit test condition radiant intensity i e 2.0 4.0 m w/sr if = 20ma peak emission wavelength p 940 nm if = 20ma spectral line half - width ? 50 nm if = 20ma forward voltage vf 1.2 1.6 v if = 20ma reverse current ir 100 a vr = 5v viewing angle 21/2 (x) 80 d egre e if = 20ma (see fig.6 ) 21/2 (y) 40
3 / 7 part no. : l te - 7072 - m - ta bns - od - fc002/a4 ir emitter and detector lt e - 7072 - m - ta 5. typical electrical / optical characteristics curves (25 ambient temperature unless otherwise noted) 100 80 60 40 20 0 0.5 1.0 1040 940 840 120 100 80 60 40 20 relative radiant intensity wavelength (nm) fig.1 spectral distribution 0 forward current if (ma) ambient temperature fig.2 forward current vs. ambient temperature ta ( c) o 100 -40 0 -20 20 60 40 80 ambient temperature ta ( c) vs. ambient temperature fig.4 relative radiant intensity -20 output power relative to value at if=20ma 0.6 0.2 0 0.4 0.8 1.0 1.2 60 40 20 0 o 80 forward current (ma) 0 1.6 forward voltage fig.3 forward current vs. forward voltage (v) 1.2 0 2.8 2.4 2.0 value at if=20ma output power relative to 2.0 0 vs. forward current fig.5 relative radiant intensity foward current (ma) 40 0 relative radiant intensity fig.6 radiation diagram 0.6 0.5 0.3 0.1 0.2 0.4 0 20 10 o o o 80 o 90 o 70 60 o o 50 40 o o 30 o 0.9 0.7 0.8 1.0 100 80 60 20 5.0 1.0 3.0 4.0 y x
4 / 7 part no. : l te - 7072 - m - ta bns - od - fc002/a4 ir emitter and detector lt e - 7072 - m - ta 6 . packing dimension of tape and reel note: 1. all dimensions ar e in millimeter . 2. 10 sprocket hole pitch cumulative tolerance is 0.2mm. 3. the maximum number of consecutive missing lamp is two. 4. empty component pockets sealed with top cover tape. 5. all dimensions meet eia - 48 - d requirement, unless customer has spe cial requests. 1 3 inch reel - 25 00pieces/ reel
5 / 7 part no. : l te - 7072 - m - ta bns - od - fc002/a4 ir emitter and detector lt e - 7072 - m - ta 7. suggest soldering pad and dimension 8 . cautions 8 . 1. application th e leds described here are intended to be used for ordinary electronic equipment (such as office equipment, communication equipment and household applications). consult l iteon s sales in advance for information on applications in which exceptional reliability is required, particularly when the failure or malfunction of the leds may directly jeopardiz e life or health (such as in aviation, transportation , traffic control equ ipment, medical and life support systems and safety devices). 8 . 2. storage the storage ambient for the leds should not exceed 30c temperature or 70% relative humidity. it is recommended that leds out of their original packaging are used within three mont hs. for extended storage out of their original packaging, it is recommended that the leds be stored in a sealed container with appropriate desiccant or in desiccators with nitrogen ambient. 8 . 3. cleaning use alcohol - based cleaning solvents such as isopro pyl alcohol to clean the leds if necessary. 8 . 4. lead forming & assembly during lead forming, the leads should be bent at a point at least 3mm from the base of led lens. do not use the base of the lead frame as a fulcrum during forming. lead forming must be done before soldering, at normal temperature. during assembly on pcb, use minimum clinch force possible to avoid excessive mechanical stress. 8 . 5. soldering when soldering, leave a minimum of 3mm clearance from the base of the lens to the soldering point. dipping the lens into the solder must be avoided. do not apply any external stress to the lead frame during sol dering while the led is at high temperature. 8 . 6. drive method an led is a current - operated device. in order to ensur e intensity uniformity on multiple leds connected in parallel in an application, it is recommended that a current limiting resistor be incorporated in the drive circuit, in series with each led as shown in circuit a below.
6 / 7 part no. : l te - 7072 - m - ta bns - od - fc002/a4 ir emitter and detector lt e - 7072 - m - ta circuit model ( a ) circuit model ( b ) (a) recommended circuit (b) the brightness of each led might appear different due to the differences in the i - v characteristics of those leds. 8 .7. esd (electrostatic discharge) static electricity or power surge will damage the led. suggestions to prevent esd damage: ? use a conductive wrist band or anti - electrostatic glove when handling these leds ? all devices, equipment, and machinery must be pro perly grounded ? work tables, storage racks, etc. should be properly grounded ? use ion blower to neutralize the static charge which might have built up on surface of the leds plastic lens as a result of friction between leds during storage and handing suggest ed checking list : training and certification 8 .7. 1 .1 . everyone working in a static - safe area is esd - certified? 8 .7.1. 2. training records kept and re - certification dates monitored? static - safe workstation & work areas 8 .7.2.1 . static - safe workst ation or work - areas have esd signs? 8 .7. 2. 2. all surfaces and objects at all static - safe workstation and within 1 ft measure less than 100v? 8 .7.2. 3. all ionizer activated, positioned towards the units? 8 .7.2. 4. each work surface mats groundin g is good? personnel grounding 8 .7.3.1 . every person (including visitors) handling esd sensitive (esds) items wear wrist strap, heel strap or conductive shoes with conductive flooring? 8 .7.3.1 . if conductive footwear used, conductive flooring also p resent where operator stand or walk? 8 .7.3.2 . garments, hairs or anything closer than 1 ft to esd items measure less than 100v*? 8 .7.3.3 . every wrist strap or heel strap/conductive shoes checked daily and result recorded for all dls? 8 .7.3.4 . all wrist strap or heel strap checkers calibration up to date? note: *50v for blue led. device handling 8 .7.4. 1. every esds items identified by eia - 471 labels on item or packaging? 8 .7.4. 2. all esds items completely inside properly closed static - shielding containers when not at static - safe workstation? 8 .7.4. 3. no static charge generators (e.g. plastics) inside shielding containers with esds items? 8 .7.4. 4. all flexible conductive and dissipative package materials inspected before reuse or recycle? others 8 .7.5. 1. audit result reported to entity esd control coordinator? 8 .7.5. 2. corrective action from previous audits completed? 8 .7.5. 3. are audit records complete and on file? led led
7 / 7 part no. : l te - 7072 - m - ta bns - od - fc002/a4 ir emitter and detector lt e - 7072 - m - ta 9 . reliability test classification test item test condition reference standard endurance test operation life ta= under room temperature as per data sheet maximum rating test time= 1000hrs mil - std - 750d:1026 (1995) mil - std - 883g:1005 (2006) high temperature high humidity storage ta= 6 5 c rh= 9 5 % test time= 240hrs mil - std - 202g:103b (2002) jeita ed - 4701:100 103 (2001) high temperature storage ta= 1055 c test time= 1000hrs mil - std - 750d:1031 (1995) mil - std - 883g:1008 (2006) jeita ed - 4701:200 201 (2001) low temperature storage ta= - 40 5 c test time=1000hrs jeita ed - 4701:200 202 (2001) environmental test temperature cycling - 40 c 25c 105 c 25c 30mins 5mins 30mins 5mins test time: 30 cycles mil - std - 750d:1051 (1995) mil - std - 883g:1010 (2006) jeita ed - 4701:100 105 (2001) jesd22 - a104c (2005) thermal shock 10 5 5c - 40 c 5c 1 0 mins 1 0 mins test time: 20 cycles mil - std - 750d:1056 (1995) mil - std - 883g:1011 (2006) mil - std - 202g:107g (2002) jesd22 - a106b (2004) solder resistance t.sol = 260 5c dwell time= 101 seconds 3mm from the base of the epoxy bulb mil - std - 750d:2031(1995) jeita ed - 4701: 300 302 (2001) solderability t. sol = 245 5c dwell time= 5 0.5 seconds (lead free solder, coverage R 95% of the dipped surface) mil - std - 750d:2026 (1995) mil - std - 883g:2003 (2006) mil - std - 202g:208h (2002) ipc/eia j - std - 002 (2004) 10 . others the appearance and specifications of the product may be modified for improvement without prior notice.
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