ev163-se-00a universal input, dual output non-isolated off-line regulator evaluation board ev163-se-00a rev.1.0 www.monolithicpower.com 1 1/5/2017 mps proprietary information. patent protec ted. unauthorized photocopy and duplication prohibited. ? 2017 mps. all rights reserved. the future of analog ic technology description the ev163-se-00a evaluation board is designed to demonstrate the capabilities of mp163. the mp163 is a primary-side constant voltage regulator providing accurate constant voltage (cv) regulation without opto-coupler. it supports buck, buck-boost, boost and flyback topologies. the ev163-se-00a evaluation board is designed as buck application. ev163-se-00a typically drives a 12v/70ma, 3.3v/50ma output from 85vac to 265vac, at 60/50hz. the ev163-se-00a has an excellent efficiency and meets 1kv iec61000-4-5 surge immunity and en55022 conducted emi requirements. mp163 features various protections, including thermal shutdown (tsd), vcc under-voltage lockout (uvlo), over-load protection (olp), short- circuit protection (scp), and open loop protection. MP163AGSE-33 is used in this evaluation board, it is in soic16 package. this board can be used for mp163b and mp163c evaluation, please refer to the last page for advice. electrical specification parameter symbol value units input voltage v in 85 to 265 vac output voltage1 v out1 12 v output current1 i out1 70 ma output voltage2 v out2 3.3 v output current2 i out2 50 ma features ? primary-side non-isolated constant voltage (cv) control ? integrated 700v mosfet ? < 30mw no-load power consumption ? peak-current control with peak current compression ? low vcc operating current ? limited maximum frequency ? frequency foldback ? multiple protections: scp, ocp, tsd, and vcc uvlo ? low cost and simple external circuit ? internal high-voltage current source ? built in ldo applications ? home appliance, white goods and consumer electronics ? industrial controls ? standby power a ll mps parts are lead-free, halogen free and adhere to the rohs directive. for mps green status, please visit mps website under quality assurance. ?mps? and ?the future of analog ic technology?, are registered trademarks of monolithic power systems, inc. warning: although this board is designed to satisfy safet y requirements, the engineering prototype has not been agency approved. therefore, all testing should be performed using an isolation transformer to provide the ac input to the prototype board.
ev163-se-00a ? universal input, non-isolated off-line regulator ev163-se-00a rev.1.0 www.monolithicpower.com 2 1/5/2017 mps proprietary information. patent protec ted. unauthorized photocopy and duplication prohibited. ? 2017 mps. all rights reserved. ev163-se-00a eval uation board top view bottom view (l x w x h) 53mm x 31mm x 17mm board number mps ic number ev163-se-00a MP163AGSE-33
ev163-se-00a ? universal input, non-isolated off-line regulator ev163-se-00a rev.1.0 www.monolithicpower.com 3 1/5/2017 mps proprietary information. patent protec ted. unauthorized photocopy and duplication prohibited. ? 2017 mps. all rights reserved. evaluation board schematic l n 3.3uf/400v c4 3.3uf/400v c5 1mh l1 d3 1n4007 d6 nc d5 stth1r06 47uf/25v c6 vout1 gnd 100nf c1 71.5k r1 20k r2 10/1w f1 1uf c7 470pf c3 12v/70ma d4 nc d7 1n4007 15k r4 d2 1n4007 nc r5 1.8mh l2 nc cx1 nc rv1 4.7uf c2 vout2 gnd d1 1n4148ws 24k r3 gnd 1uf/25v c9 gnd 1 out 3 drain 8 fb 10 vcc 9 source 11 gnd 14 in 15 en 16 gnd 4 u1 MP163AGSE-33 gnd 4.7uf c8 3 1 2 sw1 in in 0 r6 3.3v/50ma figure 1?schematic
ev163-se-00a ? universal input, non-isolated off-line regulator ev163-se-00a rev.1.0 www.monolithicpower.com 4 1/5/2017 mps proprietary information. patent protec ted. unauthorized photocopy and duplication prohibited. ? 2017 mps. all rights reserved. pcb layout (single-sided) figure 2?top layer figure 3?bottom layer
ev163-se-00a ? universal input, non-isolated off-line regulator ev163-se-00a rev.1.0 www.monolithicpower.com 5 1/5/2017 mps proprietary information. patent protec ted. unauthorized photocopy and duplication prohibited. ? 2017 mps. all rights reserved. ev163-se-00a bill of materials qty ref value description package manufacturer part number 1 c1 100nf ceramic capacitor; 50v;x7r 0805 murata grm21br71h104ka01l 1 c2 2.2 f ceramic capacitor; 10v;x7r 0603 murata grm188r71a225ke15d 1 c3 1nf ceramic capacitor; 50v;x7r 0603 murata grm188r71h102ka01d 2 c4, c5 3.3 f electrolytic capacitor; 400v;20% dip rubycon 400lle3r3mefc8x11.5 1 c6 47 f electrolytic capacitor; 25v dip lelon rxw221m1ebk0811p 2 c7, c9 1 f ceramic capacitor; 25v;x7r 0603 murata grm188r71e105ka12d 1 c8 4.7 f ceramic capacitor; 10v;x5r 0805 tdk c2012x5r1a475k 0 cx1 nc 1 d1 1n4148ws diode;75v;0.15a sod-323 diodes 1n4148ws-7-f 3 d2, d3, d7 1n4007 diode;1000v;1a do-41 diodes 1n4007 0 d4, d6, nc 1 d5 stth1r06 diode;600v;1a do-41 st stth1r06 1 f1 10 resistor;5%;1w dip yageo fkn1wsjt-52-10r 1 l1 1mh inductor;1000 h; 17.4 ? ;100ma dip any ckl0410-102 1 l2 1.8mh inductor;1.8mh; 3.3 ? ;350ma dip wurth 768772182 1 r1 71.5k film resistor;1% 0603 yageo rc0603fr-0771k5l 1 r2 20k film resistor;1% 0603 yageo rc0603fr-0720kl 1 r3 24k film resistor;5% 0603 liz cr0603ja0243g 1 r4 15k film resistor;1% 1206 yageo rc1206fr-0715kl 0 r5 nc 1 r6 jumper 16mm wire 0 rv1 nc 1 sw1 450301014042 switch dip wurth 450310104042 1 u1 mp163 primary side regulator soic16 mps MP163AGSE-33
ev163-se-00a ? universal input, non-isolated off-line regulator ev163-se-00a rev.1.0 www.monolithicpower.com 6 1/5/2017 mps proprietary information. patent protec ted. unauthorized photocopy and duplication prohibited. ? 2017 mps. all rights reserved. circuit description the ev163-se-00a is configured in a buck regulator topology, it uses primary-side-control which can mostly simplify the schematic and get a cost effective bom. it can also achieve accurate constant voltage and acceptable cross regulation. f1 is used to protect circuit from component failure or some excessive short events; also it can restrain the inrush current. c4, l1 and c5 compose filter to guarantee the conducted emi meet standard en55022. c2 and c3 are also used for energy storage and protecting against line surge. r3, c2, and d1 are used as vcc power supply. though mp163 is equipped with an internal high voltage current source, using this circuit can achieve better efficiency. c1 is the sample-hold capacitor, used for reflecting output voltage. r1 and r2 are resistor divider for detecting output voltage by sampling voltage on c1. d5 is the freewheeling diode. for universal voltage applications, use a diode with a 600v reverse block voltage. ultra-fast recovery diode is recommended for better efficiency. c6 and c7 are output capacitors for 12v output. c6 should be low esr electrolytic capacitor for better output ripple. c7 is ceramic capacitor to reduce high frequency voltage ripple. r4 is dummy load to lower the output voltage of 12v rail at no load condition. c9 is the input capacitor of built in ldo. and c8 is the output capacitor of ldo. sw1 controls the en of ldo. when the handle is moved to on position, en is connected to 12v output, which enables the ldo output. when the handle is moved to off position, en is connected to gnd and ldo output is disabled.
ev163-se-00a ? universal input, non-isolated off-line regulator notice: the information in this document is subject to change wi thout notice. please contact m ps for current specifications. users should warrant and guarantee that third party intellectual property rights ar e not infringed upon when integrating mps products into any application. mps will not assume any legal responsibility for any said applications. ev163-se-00a rev.1.0 www.monolithicpower.com 7 1/5/2017 mps proprietary information. patent protect ed. unauthorized photocopy and duplication prohibited. ? 2017 mps. all rights reserved. quick start guide 1. preset power supply to 85vac ? v in ? 265vac. 2. turn power supply off. 3. connect the line and neutral terminals of the power supply output to l and n port. 4. connect different loads to corresponding outputs : a. positive (+): vout1, vout2 b. negative (?): gnd 5. turn power supply on after making connections. 6. when mp163b or mp163c is dropped in for evaluation, power inductor (l2) should be replaced with larger current rating ones to prevent inductor saturation. the recommended inductance is around 1mh and can be varied according to the output power. and output capacitor (c6) should also be enlarged to get acceptable output ripple. if the output power is much larger than original, please also enlarge the input capacitor to avoid very low bus voltage under low line input.
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