ev3416 - j - 00a 1 .1 a switching current low iq, step - up converter output disconnect evaluation board ev 3416 - j - 00a rev. 1.0 1 www.monolithicpower.com 1 12/15/2016 mps proprietary information. patent protected. unauthorized photocopy and duplication prohibited. ? 2016 mps . all rights reserved. description ev3416 - j - 00a e valuation b oard is designed to demonstrate the capabilit y of mp 341 6 . the mp341 6 is a 1 .1 a switching current , l ow quiescent current , s tep - up c onverter with o utput d isconnect . the mp3416 work s in peak current control mode, provid in g good transient response. the integrated p - channel synchronous rectifier improves efficiency and eliminates the need for an external schottk y diode. t he device enters pulse skip mode to save power loss in light load condition . w hen the part shuts down, th e output is disconnected from input, allowing the part to draw less than 0. 6 5 a in shutdown mode. the mp341 6 is available in a small 8 - pin tsot23 package. electrical specification parameter symbol value units input voltage v in 0.8 6 - 5.5 v startup v oltage v start 1.25 - 5.5 v output voltage v out 3.3 v features ? input voltage range: 0.8 6 v to 5 .5 v ? startup voltage range:1.25v to 5.5v ? output voltage range: 1.8v to 5.5v ? 9 .5a quiescent current ? < 6 50na shutdown current ? up to 80% efficiency at 100a - 200a light l oad condition ? output disconnect in shutdown ? down mode when v in > v out ? adjustable low battery detection ? internal synchronous rectifier ? over - temperature protection with thermal shutdown at 155 oc ? tsot23 - 8 package applications ? medical devices ? digital retail di splays ? gaming controllers ? remote controls ? battery - powered products ? handheld computers and smart phones all mps parts are lead - free, halogen free, and adhere to the rohs directive. for mps green status, please visit mps website under quality assurance. m ps and the future of analog ic technology are registered trademarks of monolithic power systems, inc. ev 341 6 - j - 00a evaluation board i (l x w x h) 6.35 cm x 6.35 cm x xxx cm board number mps ic number ev341 6 - j - 00a mp 341 6gj
ev3416 - j - 00a C 1 .1 a switching current low quiescent step - up converter ev board ev 3416 - j - 00a rev. 1.0 1 www.monolithicpower.com 2 12/15/2016 mps proprietary information. patent protected. unauthorized photocopy and duplication prohibited. ? 2016 mps . all rights reserved. evaluation board sch ematic ev 341 6 - j - 00a bill of materials qty ref value description package manufacturer part number 1 c1 10 f 10v, ceramic capacitor 0805 mur ata grm21 9 r61a106ke44d 1 c 2 22 f 6.3v, ceramic capacitor 0805 mur ata grm21br60j226me39l 2 c3 , c4 ns 1 l1 3.3 h i sat =1.8a, rdc=65m? wurth 744042003 1 r1 1m film resistor, 1% 0603 yageo rc0603fr - 071ml 1 r2 178 k film resistor, 1% 0603 yageo rc0603fr - 07178kl 3 r3, r5, r6 100 k film resistor, 1% 0603 yageo rc0603fr - 07100kl 1 r4 200 k film resistor, 1% 0603 yageo rc0603fr - 07200kl 1 u1 mp3416 boost converter tsot23 - 8 mps mp3416 gj - z f b 1 g n d 2 s w 3 o u t 4 i n 5 e n 6 l b i 7 l b o 8 m p 3 4 1 6 u 1 1 m r 1 1 0 0 k r 6 1 7 8 k r 2 1 0 0 k r 5 1 0 0 k r 3 2 0 0 k r 4 2 2 u f c 2 1 0 u f c 1 n s c 3 n s c 4 g n d g n d g n d g n d 3 . 3 u h l 1 g n d g n d v o u t / 3 . 3 v v o u t _ g n d v i n _ g n d v i n
ev3416 - j - 00a C 1 .1 a switching current low quiescent step - up converter ev board ev 3416 - j - 00a rev. 1.0 1 www.monolithicpower.com 3 12/15/2016 mps proprietary information. patent protected. unauthorized photocopy and duplication prohibited. ? 2016 mps . all rights reserved. evb test results v in = 1.8 v, v out = 3.3 v, l = 3.3 h, t a = 25 oc, unless otherwise noted.
ev3416 - j - 00a C 1 .1 a switching current low quiescent step - up converter ev board ev 3416 - j - 00a rev. 1.0 1 www.monolithicpower.com 4 12/15/2016 mps proprietary information. patent protected. unauthorized photocopy and duplication prohibited. ? 2016 mps . all rights reserved. evb test results (continued) v in = 1.8 v, v out = 3.3 v, l = 3.3 h, t a = 25 oc, unless otherwise noted.
ev3416 - j - 00a C 1 .1 a switching current low quiescent step - up converter ev board ev 3416 - j - 00a rev. 1.0 1 www.monolithicpower.com 5 12/15/2016 mps proprietary information. patent protected. unauthorized photocopy and duplication prohibited. ? 2016 mps . all rights reserved. evb test results (continued) v in = 1.8 v, v out = 3.3 v, l = 3.3 h, t a = 25oc, unless otherwise no ted.
ev3416 - j - 00a C 1 .1 a switching current low quiescent step - up converter ev board ev 3416 - j - 00a rev. 1.0 1 www.monolithicpower.com 6 12/15/2016 mps proprietary information. patent protected. unauthorized photocopy and duplication prohibited. ? 2016 mps . all rights reserved. printed circuit boar d layout figure 1 top silk layer figure 2 top layer figure 3 bottom layer
ev3416 - j - 00a C 1 .1 a switching current low quiescent step - up converter ev board notice: the information in this document is subject to change without notice. please contact mps for current specifications. users should warrant and guarantee that third party i ntellectual p roperty r ights are not infringed upon when integrating mps products into any application. mps will not assume any legal responsibility for any said applications. ev 3416 - j - 00a rev. 1.0 1 www.monolithicpower.com 7 12/15/2016 mps proprietary infor mation. patent protected. unauthorized photocopy and duplication prohibited. ? 2016 mps. all rights reserved. quick start guide the output voltage of this board is set to 3.3 v . the board layout accommodates most commonly used components. 1. preset power supply to 1.2 5 v v in 5.5 v. 2. turn power supply off. 3. connect power supply terminals to: a. positive (+): vin b. negative ( C ): gnd 4. connect load to: a. positive (+): vout b. negative ( C ): gnd 5. turn power supply on after making connections. 6. the mp34 1 6 is enabl ed on the evaluation board once vin is applied. 7. the output voltage vout can be changed by varying r2. calculate the new value using the formula: where v fb = 0. 504 v and r1= 1m . 8. to use the enable function, apply a digital input to the en pin. drive en higher than 0.7 v to turn on ev341 6 - j - 00a or less than 0. 2 v to turn it off. out fb r1 v v (1 ) r2 ? ? ?
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