the nxi150 non-isolated dc-dc converter is 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. on-board active current sharing circuit guarantees the current sharing specification is met during static and dynamic load conditions. embedded power for business-critical continuity nxi150 series single output special features ? meets vrm9.1 specification ? microprocessor voltage identification input ? 5 bit vid input ?1.10 vdc to 1.85 vdc in 25 mv steps ? up to 50 a/s load transient ? democratic current sharing, no need for master/slave con- figuration ? remote sense for improved load regulation ? vertical plug-in to standard motherboard connector with or without retention latch ? available rohs compliant ? 2 year warranty input voltage: 11 - 12.6vdc # of outputs: single rev.03.28.07 nxi150 1 of 4
rev.03.28.07 nxi150 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 output specifications voltage adjustability 1.10-1.85 vdc output setpoint accuracy vout 0.8% ripple and noise 20 mhz bandwidth 15 mv pk-pk (see notes 1 and 2) transient response see note 3 50 mv peak dev. settling time 25 s short-circuit protection continuous current limit, foldback automatic recovery input specifications input voltage range 12 vin nominal 11.0-12.6 vdc input current operation 16.2 a max. no load 250 ma remote off 45 ma max. uvlo turn on voltage 10.45 v typ. uvlo turn off voltage 8.55 v typ. start-up time nominal line 10 ms max. outen logic compatibility ref. to -input on open circuit >1.8 vdc off <0.8 vdc general characteristics efficiency 1.5 v output @ 65 a 85% switching frequency fixed (see note 4) 1 mhz standards 94v-0 flammability rating weight 70 g (2.46 oz) mtbf telcordia sr-332 1,800,000 hours mating connector (see note 5) 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 (non-condensing) 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 6) non-operational electrostatic discharge operating esd 15 kv iec61000-4-2 (see note 7) non-operating esd 25 kv thermal performance operating ambient 0 c to +60 c (see note 8) temperature non-operating -40 c to +100 c
rev.03.28.07 nxi150 3 of 4 embedded power for business-critical continuity specifications contd. table 1: pin connections pin no. function pin no. function 1 vin+ 62 vin- 2 vin+ 61 vin- 3 vin+ 60 vin- 4 vin+ 59 vin- 5 reserved 58 vrm-pres 6 key 57 vid4 7 vid3 56 vid2 8 vid1 55 vid0 9 reserved 54 ishare 10 pwrgd 53 outen 11 vo sen- 52 vo sen+ 12 reserved 51 reserved 13 vo- 50 vo+ 14 vo+ 49 vo+ 15 vo- 48 vo- 16 vo+ 47 vo+ 17 vo- 46 vo- 18 vo+ 45 vo+ 19 vo- 44 vo- 20 vo+ 43 vo+ 21 vo- 42 vo- 22 vo+ 41 vo+ 23 vo- 40 vo- 24 vo+ 39 vo+ 25 vo- 38 vo- 26 vo+ 37 vo+ 27 vo- 36 vo- 28 vo+ 35 vo+ 29 vo- 34 vo- 30 vo+ 33 vo+ 31 vo- 32 vo- 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 output output output efficiency regulation model voltage voltage ovp current current (typ.) load number (9,10) (min) (max.) 12 vdc 1.10-1.85 vdc 120% of 0 a 81 a 85% 0.95 mv/a nxi150-12p1v8cy vid setting
embedded power for business-critical continuity rev.03.28.07 nxi150 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. 0.250 (6.35) max dimensions in inches (mm) tolerances (unless otherwise specified ) 2 place 0.02 3 place 0.010 0.255 (6.48) max 0.063 0.007 thick fr-4 2-sided ckt bd w/gold plated 30 " connector fingers 1 62 32 31 0.093 (2.36) 0.042 (1.07) 0.307 (7.80) 32 62 3.800 (96.52) 2.300 (58.42) 0.700 (17.78) 3.186 (80.92) 30 eq spaces @ 0.100 (2.54) each equals 3.000 (76.20) tol non-accum 1.243 (31.57) c l 0.936 (23.77) notes 1 recommended output capacitance, 8 x 560 f/4 v oscon and 10 x 4.7 f/6.3 v mlcc. 2 15 mv pk-pk ripple. vin = 12 v, vout = 1.5 v, iout = 65 a. 3 125 mv peak deviation when slewing load from no load to full load at 50 a/s. recommended capacitors (per note 1) required across output. 4 each phase operates at a fixed 250 khz. effective fundamental output frequency is 1 mhz / 4 phases each at 250 khz interleaved. 5 recommended mating connector is amp 1489162-1 or equivalent. 6 from 5 hz to 20 hz, maintaining 0.02 g 2 /hz from 20 hz to 500 hz, all axes. 7 when included in the users system esd event shall cause no out-of-regulation conditions. 8 please consult your local application support for: longform datasheet and application note for the de- rating curves . 9 the y suffix indicates that these parts are tse rohs 5/6 (non pb-free) compliant. 10 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. (11,12) f igure 1 : m echanical d rawing
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