2010.04 ver. 1.0 copyright grenergy opto, inc. www. grenergy-ic.com 1 gr5300 features detects and avoids charging alkaline cells monitors voltage, temperature and time for safety and secondary termination drivers pnp type pass element pre-charge qualification for detecting shorted, damaged, or deeply depleted cells automatic recharge keeps batteries charged optional temperature qualified charging applications portable computer, cellular phone and pda charging docks and cradles portable consumer electronics desktop/standalone charger (aaa/aa) digital still camera music player (mp3) game toy emergency lights description the gr5300 is ideal for standalone charging of 1 to multiple aa or aaa nimh ?loose? cells. nicd cells can also be charged. temperature, voltage and charge time are monitored to provide proper fast/slow charging control algorithms for nickel metal hydride (nimh) batteries. the gr5300 detects the battery chemistry and proceeds with the optimal charging and termination algorithms. this process eliminates undesirable undercharged or overcharged conditions and allows accurate and safe termination of fast/slow charge. battery tests are included to detect defective or inappropriate cells such as alkaline primary batteries. the gr5300 supports a parallel charging topology. the gr5300 aa supports one loop single cell charging topology, with monitoring and controls of cell. the gr5300 da supports one loop two parallel cells charging topology, with the same monitoring and controls of two cells. ordering and marking information sop-8 code 1 8 9 a b g h i j year 2008 2009 2010 2011 2016 2017 2018 2019 code 2 1 2 3 4 9 a b c month jan. feb. mar. apr. sep. oct. nov. dec. grenergy opto inc. reserves the right to make change s to improve reliability or manufacture ability wit hout notice, and advise customers to obtain the latest version of re levant information to verify before placing orders. monitor and timing management for single-loop nimh battery charger
2010.04 ver. 1.0 copyright grenergy opto, inc. www. grenergy-ic.com 2 gr5300 feature list fixed timing single cell gr5300aa dual cell GR5300DA pin configuration top view pin description pin no. symbol description 1 bat1 slot 1, battery voltage input 2 ctrl1 slot 1, charge switch control 3, 7 vss negative power supply 4 tck tck for test mode and time selection 5 led1 slot 1 charge/ full status led indicator 6 vcc positive power supply 8 th1 thermistor input for slot 1
2010.04 ver. 1.0 copyright grenergy opto, inc. www. grenergy-ic.com 3 gr5300 absolute maximum ratings input voltage between vcc and vss ------------------------------------------ ------------------ vss -0.3 ~ vss +5.5v battery voltage input ---------------------------- --------------------------------------------------- ----- vss -0.3 ~ vss +5v led sink current --------------------------------- --------------------------------------------------- -------------------------- 4ma led driver current ------------------------------- --------------------------------------------------- -------------------------- 4ma operating temperature range ---------------------- --------------------------------------------------- ----------- 0 to +85 o c storage temperature range ------------------------ --------------------------------------------------- -------- -40 to +125 o c block diagram
2010.04 ver. 1.0 copyright grenergy opto, inc. www. grenergy-ic.com 4 gr5300 electrical characteristics (t a = 25 ) parameter conditions symbol min typ max unit power supply operating voltage v cc 4.5 5.0 5.5 v supply current v cc = 5v i cc 0.4 0.5 0.6 ma gr5300aa v bat 0.5 2 v battery voltage input GR5300DA v bat 0.5 4 v led sink current v cc = 5v i led-sink 2.5 3 3.5 ma led driver current v cc = 5v i led-driver 2.5 3 3.5 ma thermistor input v th 1.07 1.12 1.17 v protection voltage battery short voltage vshort 0.45 0.5 0.55 v gr5300aa vprimary 1.575 1.6 1.625 v primary battery voltage GR5300DA vprimary 3.15 3.2 3.25 v gr5300aa vneck 1.395 1.42 1.445 v battery neck voltage GR5300DA vneck 2.79 2.84 2.89 v safe timer safe charge timer tck = hi timer 11.5 12 12.5 hour safe charge timer tck = lo timer 5.5 6 6.5 hour typical application circuit r1 c2 l1 batt1 r4 +5v r2 1 red green c1 q1 r3 d1 ctrl1 2 bat1 1 th1 8 vcc 6 led1 5 tck 4 vss 7 vss 3 gr5300aa/da u1 tck=vcc , chargeing time=12hours tck=vss , chargeing time=6hours r5 ntc t1
2010.04 ver. 1.0 copyright grenergy opto, inc. www. grenergy-ic.com 5 gr5300 package information sop-8 millimeters inches symbol min. max. min. max. a 1.75 0.069 a1 0.10 0.25 0.004 0.010 a2 1.25 0.049 b 0.31 0.51 0.012 0.020 c 0.17 0.25 0.007 0.010 d 4.80 5.00 0.189 0.197 e 5.80 6.20 0.228 0.244 e1 3.80 4.00 0.150 0.157 e 1.27 bsc 0.050 bsc h 0.25 0.50 0.010 0.020 l 0.40 1.27 0.016 0.050 0 o 8 o 0 o 8 o note: 1. followed from jedec ms-012 aa. 2. dimension ?d? does not include mold flash, protrusions or gate burrs. mold flash, protrusion o r gate burrs shall not exceed 6 mil per side. 3. dimension ?e1? does not include inter-lead flash or protrusions. inter-lead flash and protrusi ons shall not exceed 10 mil per side.
2010.04 ver. 1.0 copyright grenergy opto, inc. www. grenergy-ic.com 6 gr5300 carrier tape & reel dimensions sop- 8 application a h t1 c d d w e1 f 330.0 2.0 50 min. 12.4+2.00 -0.00 13.0+0.50 -0.20 1.5 min. 20.2 min. 12.0 0.30 1.75 0.10 5.5 0.05 p0 p1 p2 d0 d1 t a0 b0 k0 sop-8 4.0 0.10 8.0 0.10 2.0 0.05 1.5+0.10 -0.00 1.5 min. 0.6+0.00 -0.40 6.40 0.20 5.20 0.20 2.10 0.20 (mm) devices per unit application carrier width cover tape width devices per reel sop- 8 12 - 2500 ___________________________________________________ _____________________ grenergy opto, inc. reserves the right to make corr ections, modifications, enhancements, improvements, and other changes to its products and services at any time and to dis continue any product or service without notice. cus tomers should obtain the latest relevant information before placing orders a nd should verify that such information is current a nd complete.
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