everlight electronics co., ltd. http://www.everlight .com rev 4 page: 1 of 8 device no: dpl-155-001 prepared date:07-25-2005 prepared by: chin-chia hsu technical data sheet photo link light receiver unit plr155 series features 1. high pd sensitivity optimized for red light 2. data : nrz signal 3. low power consumption for extended battery life 4. built-in threshold control for improved noise margin 5. good esd protection: up to 8kv 6. pb free 7. receiver sensitivity: up to ?27dbm (min. for 16mbps) up to ?21dbm (min. for 25mbps) 8. the product itself will remain within rohs compliant version. descriptions the optical receiver is packaged with custom optic data link interface, integrated on a proprietary cmos pdic process. the unit functions by converting optical signals into electric ones. the unit is operated at 2.4 ~ 5.5 v and the signal output interface is ttl compatible with high performance at low power consumption. applications 1. digital optical data-link 2. dolby ac-3 digital audio interface
everlight electronics co., ltd. http://www.everlight .com rev 4 page: 2 of 8 device no: dpl-155-001 prepared date:07-25-2005 prepared by: chin-chia hsu plr155 series package dimensions 2.200.1 4.950.1 5.700.1 2.48 a1 0.90 3-0.500.05 2.54 5.08 0.250.03 a a' at r 1 . 4 0 rear view front view side view 1.50 pin function 1 :v 2 :gnd 3 :v cc 321 unit: mm notes: 1.all dimensions are in mm. 2.general tolerance: tolerance is 0.20 mm 3.plating thickness: tin layer>2um 4.it must be placed a 0.1uf capacitor in the between of vcc and gnd within 7mm. 5.device selection table: device name pin length a1 (mm) plr155 12.55 0.25 plr155/s1 7.50 0.25 plr155/s2 5.22 0.25 plr155/s3 10.20 0.25 plr155/s5 16.50 min
everlight electronics co., ltd. http://www.everlight .com rev 4 page: 3 of 8 device no: dpl-155-001 prepared date:07-25-2005 prepared by: chin-chia hsu plr155 series absolute maximum ratings( ta = 25 oc) parameter symbol rating unit supply voltage vcc -0.5 ~ +5.5 v output voltage vout vcc +0.3 v storage temperature tstg -40 to 85 oc operating temperature topr -20 to 70 oc soldering temperature tsol 260* oc * soldering time 10 s. electro-optical characteristics(ta=-20~70 ,vcc=3v) parameter symbol conditions min. typ. max. unit power supply voltage vcc - 2.40 3.00 5.50 v peak sensitivity wavelength p - - 650 - nm maximum receiver power pc,max refer to fig.1 - - -14 dbm minimum receiver power pc,min refer to fig.1 -27 - - dbm dissipation current icc refer to fig.2 - 4 12 ma high level output voltage v oh refer to fig.3 2.1 2.5 - v low level output voltage v ol refer to fig.3 - 0.2 0.4 v rise time t r refer to fig.3 10 20 ns fall time t f refer to fig.3 10 20 ns propagation delay low to high t plh refer to fig.3 - - 120 ns propagation delay high to low t phl refer to fig.3 - - 120 ns pulse width distortion ? tw refer to fig.3 -25 - +25 ns refer to fig.3, pc=-14dbm - 1 15 ns jitter ? tj refer to fig.3, pc=-27dbm - 5 20 ns transfer rate t nrz signal 0.1 - 16 mb/s *standard plastic optic fiber cable 1m
everlight electronics co., ltd. http://www.everlight .com rev 4 page: 4 of 8 device no: dpl-155-001 prepared date:07-25-2005 prepared by: chin-chia hsu plr155 series measuring method *fig.1 measuring method of maximum and mini mum input power that receiver unit need control circuit standard transmitter unit optical power meter plr155 receiver unit standard plastic optic fiber cable *fig.2 measuring method of dissipation current vin standard transmitter unit signal input 16 mbps nrz "0101" successive signal input vcc gnd standard plastic optic fiber cable a gnd vcc vout plr155 receiver unit 0.1uf 47uh 3v
everlight electronics co., ltd. http://www.everlight .com rev 4 page: 5 of 8 device no: dpl-155-001 prepared date:07-25-2005 prepared by: chin-chia hsu l2:47uh c1:0.1uf vout 5v l2 vcc gnd c1 receiver unit c2 c2:30pf (suggestion) plr155 series *fig.3 measuring method of output voltage, pulse and jitter output vin 16 mbps nrz "0101" successive signal input standard transmitter unit input signal input t w = t phl -t plh tj2 tj1 50% 50% ch2 t t plh phl vcc gnd ch1 standard plastic optic fiber cable a gnd vcc vout plr155 receiver unit 0.1uf 47uh 3v application circuit (1) general application circuit for vcc=3v (2) general application circuit for vcc=5v l2:47uh c1:0.1uf vout 3v l2 vcc gnd c1 receiver unit note: for having good coupling, the c1,c2 capacitor must be placed within 7mm
everlight electronics co., ltd. http://www.everlight .com rev 4 page: 6 of 8 device no: dpl-155-001 prepared date:07-25-2005 prepared by: chin-chia hsu plr155 series typical electro-optical characteristics curves *fig.4 power supply voltage vs. minimum receiver power *fig.5 transfer rate vs. minimum receiver power 2.02.53.03.54.04.55.05.56.0 -20 -22 -24 -26 -28 -30 operating transfer rate 16mbps 25mbps optical input sensitivity (dbm) operating voltage (v) 0 5 10 15 20 25 -18 -20 -22 -24 -26 -28 -30 -32 operating voltage vcc=3.3v optical input sensitivity (dbm) transfer rate (mbps) note: before using the plr155 device, please conf irm the minimum sensitivity at different operating voltage and transmission rate.
everlight electronics co., ltd. http://www.everlight .com rev 4 page: 7 of 8 device no: dpl-155-001 prepared date:07-25-2005 prepared by: chin-chia hsu plr155 series reliability test items test sample size number (n) no. item test condition hour/cycle (piece) failure (c) 1 soldering heat 260 5 10 seconds 22 n=22, c=0 2 high temp. storage ta=100 1000hrs 22 n=22, c=0 3 low temp. storage ta=-55 1000hrs 22 n=22, c=0 high temp. & 4 humid. test ta=85 , rh=85% 1000hrs 22 n=22, c=0 -40 ~~~~ 85 5 temperature cycle (30min) (5min) (30min) 300cycle 22 n=22, c=0 -10 ~~~~ 100 6 thermal shock (5min) (10sec) (5min) 300cycle 22 n=22, c=0 7 dc operating life vcc=5v, ta=25 1000hrs 22 n=22, c=0 *icc(ma): current consumption difference (end) 20% *pwd(ns): pluse width distortion standard 25(ns) ; pluse width distortion difference(end) 5(ns) judgement acceptable
everlight electronics co., ltd. http://www.everlight .com rev 4 page: 8 of 8 device no: dpl-155-001 prepared date:07-25-2005 prepared by: chin-chia hsu plr155 series application notes: plr155 series pc b layout for motherboard integration to achieve better jitter and low input optical power performances, several pcb layout guidelines must be followed. these guidelines en sure the most reliable plr155 pof performance for the motherboard integration. failed to implement these pcb guidelines may affect the plr155 jitter and low input power performances. 1. careful decoupling of the power supplies is very important. place a 0.1uf surface mount (size 805 or smaller) capacitor as close as (less than 2cm) to the pof vdd and gnd leads. the 0.1uf act as a low impedance path to ground for any stray high frequency transient noises. 2. to reduce the digital noises form the digital ic on the motherboard, the planar capacitance formed by an isolated vcc and gnd planes is cr itical. the pof device must be mounted directly on these two planes to reduce the lead parasitic inductance. 3. the isolated vdd and gnd planes must be connect ed to the main vcc and gnd (digital) planes at a single point using ferrite beads. the beads ar e used to block the high frequency noises from the digital planes while still allowing the dc connections between the planes everlight electronics co., ltd. tel: 886-2-2267-2000, 2267-9936 office: no 25, lane 76, sec 3, chung yang rd, fax:886-2-2269-8114, 2267-6189, 2267-6306 tucheng, taipei 236, taiwan, r.o.c http://www.everlight.com
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