general description the max20313 evaluation kit (ev kit) is a fully assembled and tested circuit board that demonstrates the max20313 500ma to 6a adjustable current-limit switch device. the ev kit comes with the max20313ewc+ installed. the ev kit board can also be used to evaluate the max20314, max20315, and max20316. features 2.5v to 5.5v operating voltage range power, enable, and flag led reading proven pcb layout fully assembled and tested ev kit contents ev kit board containing a max20313 19-8725; rev 0; 12/16 ordering information appears at end of data sheet. quick start required equipment max20313 ev kit 5v power supply multimeter load box procedure the ev kit is fully assembled and tested. follow the steps below to verify board operation: 1) connect 4.3v on in. verify the out voltage is 4.3v and led1 is on. 2) install shunt on ju2. out voltage goes down and led3 is on. 3) remove shunt on ju2. out voltage is 4.3v and led3 is of. 4) connect load box to out. increase the load current and verify out voltage goes down when output current goes up to about 2.06a, and led2 turns on. 5) decrease load current and verify out voltage goes back to 4.3v and led2 turns of. evaluates: max20313Cmax20316 max20313 evaluation kit
maxim integrated 2 detailed description the max20313 ev kit is a fully assembled and tested circuit board demonstrating the max20313 500ma to 6a adjustable current limit switch device in a 12-bump wafer- level package (wlp). led indicator the ev kit features led1 to indicate power on vin. led2 indicates flag is asserted. led3 indicates the device is disabled. vin power vin can be powered from j1, in, out, or test point tp7. use jumper ju1 to connect vin to in or out. use jumper ju3 to connect vin to j1 vbus. ( table 1 ) enable pin use jumper ju2 to enable/disable the device. ( table 2 ) current limit threshold use jumper ju4, ju5, ju6 to choose r seti , which sets the current limit threshold. ( table 4 ) table 1. ju1, ju3 jumper setting table 2. ju2 jumper setting table 3. switch truth table table 4. ju4, ju5, ju6 settings * default position. * default position. * default position. jumper shunt position description ju1 1-2 vin is connected to v out 2-3* vin is connected to v in ju3 installed vin is connected to j1 vbus not installed* vin is not connected to j1 vbus jumper shunt position description ju2 installed en is low (max20313 is disabled, led3 is on) not installed* en is high (max20313 is enabled, led3 is of) max20313 max20314 max20315 max20316 switch status en en 0 1 of 1 0 on jumper shunt position description ju4 installed* seti is connected to 2k (current limit 2.06a). not installed seti is not connected to 2k. ju5 installed seti is connected to 1k (current limit 4.07a). not installed* seti is not connected to 1k. ju6 installed seti is connected to potentiometer (current limit adjustable). not installed* seti is not connected to potentiometer. www.maximintegrated.com evaluates: max20313Cmax20316 max20313 evaluation kit
maxim integrated 3 # denotes rohs compliant. ordering information part type MAX20313EVKIT# ev kit max20313 ev bill of materials item ref_des dni/dnp qty mfg part # manufacturer value description comments 1 c1, c2, c5 - 3 c1608x7r1v105k080ac tdk 1uf capacitor; smt (0603); ceramic chip; 1uf; 35v; tol = 10%; tg = -55c to +125c; tc = x7r 2 c6, c7 - 2 grm188r70j105ka01; cl10b105kq8nnnc murata/samsung electronics 1.0uf capacitor; smt (0603); ceramic; 1uf; 6.3v; tol = 10%; model = grm series; tg = -55c to +125c; tc = x7r; 3 j1 - 1 zx62d-b-5p8 hirose electric co ltd. zx62d-b-5p8 connector; male; smt; micro universal series bus b-type connector; right angle; 5pins 4 ju1 - 1 pec03saan sullins pec03saan connector; male; through hole; breakaway; straight; 3pins 5 ju2-ju6 - 5 pec02saan sullins pec02saan connector; male; through hole; breakaway; straight; 2pins 6 led1 - 1 ltst-c150kgkt lite-on electronics; inc. ltst-c150kgkt diode; led; standard; green; smt (1206); piv=2v; if = 0.02a; -55c to +85c 7 led2 - 1 ltst-c150krkt lite-on electronics; inc. ltst-c150krkt diode; led; standard; red; smt (1206); piv=2v; if=0.02a; -30c to +85c 8 led3 - 1 ltst-c150kskt lite-on electronics; inc. ltst-c150kskt diode; led; ultra bright chip led; yellow; smt (1206); piv = 2.1v; if = 0.02a 9 r1, r2, r12 - 3 crcw0805680rfk vishay dale 680 resistor, 0805, 680 ?, 1%, 100ppm, 0.125w, thick film 10 r3, r5, r8 - 3 crcw08051k00fk; erj-6enf1001v; mcr10ezhf1001; rc0805fr-071kl vishay dale; panasonic; rohm; yageo 1k resistor; 0805; 1k; 1%; 100ppm; 0.125w; thick film 11 r4 - 1 crcw08052k00fk vishay dale 2k resistor; 0805; 2k; 1%; 100ppm; 0.125w; thick film 12 r6 - 1 crcw0805665rfk vishay dale 665 resistor; 0805; 665 ?; 1%; 100ppm; 0.125w; thick film 13 r7 - 1 t93ya502k vishay sfernice 5k resistor; through hole-radial lead; t93ya series; 5k ?; 10%; 100ppm; 0.5w 14 r9 - 1 crcw0805475kfk vishay dale 475k resistor; 0805; 475k; 1%; 100ppm; 0.125w; thick film 15 r10, r11, r13 - 3 crcw08050000zs; erj-6gey0r00v; rc2012j000; rmcf0805zt0r00 vishay dale/panasonic/ stackpole electronics inc 0 resistor; 0805; 0 ?; jumper; 0.125w; thick film 16 su1-su6 - 6 stc02syan sullins electronics corp. stc02syan test point; jumper; str; total length = 0.256in; black; insulation = pbt contact = phosphor bronze; copper plated tin overall 17 tb1, tb2 - 2 398800302 molex 398800302 connector; female; through hole; 5.08/.200 eurostyle low; single row fixed block; right angle; 2pins 18 tp1, tp2, tp4, tp5, tp7 - 5 5010 keystone n/a testpoint with 1.80mm hole dia, red, multipurpose; 19 tp3, tp6, tp8, tp12, tp13 - 5 5011 keystone n/a test point; pin dia = 0.125in; total length = 0.445in; board hole = 0.063in; black; phosphor bronze wire silver plate finish; 20 tp9-tp11 - 3 5013 keystone n/a test point; pin dia = 0.125in; total length = 0.445in; board hole = 0.063in; orange; phosphor bronze wire silver plate finish; 21 u1 - 1 max20313ewc+ maxim max20313ewc+ evkit part-ic; 0.5a to 6a adjustable current-limit switch; package outline: 21-100118; package code: w121k1+1; 0.40mm pitch 22 u2 - 1 nc7wz07p6x fairchild semiconductor nc7wz07p6x ic; buf; tiny logic ultra-high speed dual buffer; sc70-6 23 c3, c4 dnp 0 594d337x0016r2 vishay sprague 330uf capacitor; smt (case_r); tantalum chip; 330uf; 16v; tol = 20%; tg = -55c to +125c; low esr 24 pcb - 1 max20313 maxim pcb pcb board:max20313 evaluation kit total 52 note: dni--> do not install ; dnp--> do not procure www.maximintegrated.com evaluates: max20313Cmax20316 max20313 evaluation kit
maxim integrated 4 max20313 ev kit schematics vin gnd vb_on vin_sel flag ylw en seti grn seti_values in out out gnd gnd in gnd gnd red ju4 16v 2 1 tb2 2 1 tb1 c5 tp12 tp13 tp3 tp6 tp1 2 1 c3 tp5 2 1 c4 tp2 tp4 c1 c2 3 2 1 ju1 tp9 3 2 1 r7 r6 r4 r5 2 1 ju6 2 1 ju5 2 1 r9 r8 2 1 ju2 tp10 tp11 r3 r11 a2 c3 c2 b3 b2 c4 c1 b4 b1 a3 a4 a1 u1 r2 c a led2 r12 c a led3 r10 c7 5 2 4 3 6 1 u2 tp8 tp7 c a led1 c6 r1 r13 2 1 ju3 11 10 9 8 7 6 5 4 3 2 1 j1 open 330uf out en nc7wz07p6x 0 vin 680 0 vin vin vin vin vin 680 1k 665 1uf zx62d-b-5p8 1uf 1k 1.0uf 0 680 1k max20313ewc+ 475k 5k seti flagb en open 16v vin 2k 330uf in vin 1.0uf 1uf s6 s5 s4 s3 s2 s1 gnd id d+ d- vbus 2a 1a 1y gnd vcc 2y out out out out in in in in en seti flag gnd 3 2 1 + + www.maximintegrated.com evaluates: max20313Cmax20316 max20313 evaluation kit
maxim integrated 5 max20313 ev kittop silkscreen max20313 ev kit layer 2 gnd max20313 ev kittop max20313 ev kit pcb layouts 1.0?? 1.0?? 1.0?? www.maximintegrated.com evaluates: max20313Cmax20316 max20313 evaluation kit
maxim integrated 6 max20313 ev kitlayer 3 power max20313 ev kitbottom max20313 ev kit pcb layouts (continued) 1.0?? 1.0?? www.maximintegrated.com evaluates: max20313Cmax20316 max20313 evaluation kit
? 2016 maxim integrated products, inc. 7 revision history revision number revision date description pages changed 0 12/16 initial release maxim integrated cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a maxim integrated product. no circuit patent licenses are implied. maxim integrated reserves the right to change the circuitry and specifcations without notice at any time. maxim integrated and the maxim integrated logo are trademarks of maxim integrated products, inc. evaluates: max20313Cmax20316 max20313 evaluation kit for pricing, delivery, and ordering information, please contact maxim direct at 1-888-629-4642, or visit maxim integrateds website at www.maximintegrated.com.
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