the nxi110 non-isolated dc-dc converters are designed to meet the exceptionally fast transient response requirements of todays microprocessors and fast switching logic in a compact size at a very affordable price. advanced circuit techniques, component selection and placement optimization, state-of-the-art thermal packaging, and surface mount technologies provide a high power density, highly reliable, and very precise voltage regulation system for advanced microprocessors. multi-phase power conversion techniques allow the nxi converters to lead the industry with regard to conversion efficiency without adding unneccesary complexity. vrm9.0 specification compliant without the need for expensive external components. on board active current sharing circuit guarantees the current sharing specification is met both during both static and dynamic load conditions embedded power for business-critical continuity nxi110 series single output, 5 bit selectable (non-isolated) special features ? meets vrm9.0 specification high efficiency: 84% typical @ vin = 12 v, vout = 1.7 v, iout = 60 a ? multi-phase power conversion ? microprocessor voltage identification input ? 5 bit vid input ? - 1.10 vdc to 1.85 vdc in 25 mv steps ? remote enable pin ? power good signal ? true double ended differential remote sense ? democratic current sharing, no need for master/slave configuration ? up to 50 a/sec load transient no load to full load, recovery within 50 sec ? overcurrent and short circuit protection ? overvoltage protection with on board fuse ? vertical plug-in to standard motherboard connector ? no minimum load requirement ? available rohs compliant ? 2 year warranty total power: 110w input voltage: 11 - 13.2vdc # of outputs: single rev.03.23.07 nxi110 1 of 4
rev.03.23.07 nxi110 2 of 4 embedded power for business-critical continuity all specifications are typical at nominal input, full load at 25 c unless otherwise stated. specifications general specifications efficiency 1v7, 1v85 output @ 60 a 84% 1v10 output @ 60 a 76% switching frequency fixed (see note 3) 900 khz standards 94v-0 flammability rating weight 75 g (2.64 oz) mtbf bellcore tr-332 2,000,000 hours mating connector (see note 4) environmental specifications maximum temperature operating 5 ?c/10 min. shock temperature shock operating 10 ?c/hour non-operating 20 ?c/hour humidity operating 85% rh storage 95% rh altitude operating 10,000 feet max. storage 50,000 feet max. shock operational and 50 g 11 ms non-operational half sine wave vibration operational and 0.02 g 2 /hz max. (see note 5) non-operational electrostatic discharge operating (see note 6) esd 15 kv non-operating esd 25 kv thermal performance operating ambient 0 to +60 c (see note 7) temperature output specifications voltage adjustability see table set point accuracy vout 0.8% ripple and noise 20 mhz bandwidth 15 mv pk-pk (see note 1) transient response (see note 2) 125 mv peak dev. settling time 50 s short-circuit protection continuous automatic recovery input specifications input voltage range 12 vin nominal 11.0-13.2 vdc input current no load 300 ma remote off 40 ma max. uvlo turn on voltage 10.8 v typ. uvlo turn off voltage 9.5 v typ. start-up time nominal line 10 ms active high remote on/off logic compatibility ref. to -input on open-circuit voltage 5.0 vdc off 0.8 vdc max.
rev.03.23.07 nxi110 3 of 4 embedded power for business-critical continuity specifications contd. table 1: pin connections pin no. function pin no. function 1 vin+ 32 vo- 2 vin+ 33 vo+ 3 vin+ 34 vo- 4 vin+ 35 vo+ 5reserved36 vo- 6 key 37 vo+ 7vid338vo- 8vid139vo+ 9reserved40 vo- 10 pwrgd 41 vo+ 11 vo sen- 42 vo- 12 reserved 43 vo+ 13 vo- 44 vo- 14 vo+ 45 vo+ 15 vo- 46 vo- 16 vo+ 47 vo+ 17 vo- 48 vo- 18 vo+ 49 vo+ 19 vo- 50 vo+ 20 vo+ 51 reserved 21 vo- 52 vo sen+ 22 vo+ 53 outen 23 vo- 54 ishare 24 vo+ 55 vid0 25 vo- 56 vid2 26 vo+ 57 vid4 27 vo- 58 vrm-pres 28 vo+ 59 vin- 29 vo- 60 vin- 30 vo+ 61 vin- 31 vo- 62 vin- notes 1 15 mv pk-pk ripple with no external output filtering. vin = 12 v, vout = 1.6 v, iout = 60 a. 2 125 mv peak deviation when slewing load from no load to full load at 50 a/sec. oscon type low impedance caps required across output. 3 each phase operates at a fixed 225 khz. effective fundamental output frequency is 900 khz / 4 phases each at 225 khz interleaved. 4 recommended mating connector is amp 1364125-1 or equivalent. 5 from 5 hz to 20 hz, maintaining 0.02 g 2 /hz from 20 hz to 500 hz, all axes. 6 initilization level; esd event shall cause no out-of-regulation conditions. 7 requires 400 lfm forced air over the converter. ensure the thermal reference point (see figure 2) is kept below 95 oc to maintain the reliability of the converter. 8 the y suffix indicates that these parts are tse rohs 5/6 (non pb-free) compliant. 9 notice: some models do not support all options. please contact your local artesyn representative or use the on-line model number search tool at http://www.artesyn.com/powergroup/products.htm to find a suitable alternative. table 2 : voltage identification (vid) codes vid4 vid3 vid2 vid1 vid0 vdac 11 1 1 1off 1 1 1 1 0 1.100 1 1 1 0 1 1.125 1 1 1 0 0 1.150 1 1 0 1 1 1.175 1 1 0 1 0 1.200 1 1 0 0 1 1.225 1 1 0 0 0 1.250 1 0 1 1 1 1.275 1 0 1 1 0 1.300 1 0 1 0 1 1.325 1 0 1 0 0 1.350 1 0 0 1 1 1.375 1 0 0 1 0 1.400 1 0 0 0 1 1.425 1 0 0 0 0 1.450 0 1 1 1 1 1.475 0 1 1 1 0 1.500 0 1 1 0 1 1.525 0 1 1 0 0 1.550 0 1 0 1 1 1.575 0 1 0 1 0 1.600 0 1 0 0 1 1.625 0 1 0 0 0 1.650 0 0 1 1 1 1.675 0 0 1 1 0 1.700 0 0 1 0 1 1.725 0 0 1 0 0 1.750 0 0 0 1 1 1.775 0 0 0 1 0 1.800 0 0 0 0 1 1.825 0 0 0 0 0 1.850 input nominal output nominal output typical model voltage voltage current efficiency number (8,9) 12 vdc see table 2 60 a 84% NXI110-12P1V8CY
embedded power for business-critical continuity rev.03.23.07 nxi110 4 of 4 emerson network power and the emerson network power logo are trademarks and service marks of emerson electric co. ?2007 emerson electric co. emerson network power. the global leader in enabling business-critical continuity. emersonnetworkpower. com ac power connectivity dc power embedded power inbound power integrated cabinet solutions outside plant precision cooling site monitoring and services americas 5810 van allen way carlsbad, ca 92008 usa telephone: +1 760 930 4600 facsimile: +1 760 930 0698 europe (uk) waterfront business park merry hill, dudley west midlands, dy5 1lx united kingdom telephone: +44 (0) 1384 842 211 facsimile: +44 (0) 1384 843 355 asia (hk) 16th - 17th floors, lu plaza 2 wing yip street, kwun tong kowloon, hong kong telephone: +852 2176 3333 facsimile: +852 2176 3888 for global contact, visit: www.powerconversion.com technicalsupport@powerconversion.com while every precaution has been taken to ensure accuracy and completeness in this literature, emerson network power assumes no responsibility, and disclaims all liability for damages resulting from use of this information or for any errors or omissions. 3.800 (96.520) 3.600 (91.440) 3.186 (80.924) 3.000 (76.200) 0.093 (2.362) 0.307 (7.798) 1.122 (28.499) ref 2.615 (66.421) ref 2.300 (58.420) 0.300 (7.620) 0.310 (7.874) 11 32-62 1-31 6 no contact 12 31 32 62 1 0.042 (1.067) key dimensions in inches (mm) 0.425 (10.795) 0.425 (10.795) 0.425 (10.795) keep out area 0.610 (15.494) 0.250 (6.350) max 0.063 (1.600) thk fr-4 dbl-sided circuit board w/gold-plated (30u") connector fingers 0.563 (14.300) max 0.54 (13.72) 1.075 (27.305) 0.100 (2.540) typ comp clear figure 2: thermal reference point (trp) - monitor tab indicated figure 1: mechanical drawing trp mechanical notes 1 all dimensions in inches (mm).
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