JPS250 series application note headquarters: 508 - 429 - 9883 1 JPS250 series application note contents: 1. introduction 2. safety agency approvals 3. emission standards 4. input specifications 5. output specifications 6. general specifications 7. environmental specifications 8. mechanical specifications 9. control & supervisory signals 10. char acteristic curves 11. part numbering (options) 12. warranty statement section 1: introduction the JPS250 series switching power supply is a single output switcher that utilizes zero voltage / zero current topology to allow efficient operation , small size and quite operation. the supplies offer 250 watt operation with 18 cfm airflow and 200 watt convection cooled operation. features include: ideal for 1u high / low profile applications active power factor correction for en61000 - 3 - 2 complianc e greater than 80% efficiencies world - wide safety approvals class b emissions full featured control and status signals section 2: safety agency approvals ul 1950 ................................ ................................ ................................ ..... approved csa 22.2 # 234 ................................ ................................ .................... approved tuv en60950 ................................ ................................ ............................ approved ce mark ................................ ................................ ................................ ............ filed section 3: emissio n standards fcc ................................ ................................ ................................ .. 20780 level b cispr ................................ ................................ ......................... en55022 class b en61000 - 3 - 2 ................................ ................................ ................................ ..... pass en61000 - 4 - 2 level 4 (esd susceptibility) ................................ .................. 8 kv en61000 - 4 - 3 level 3 (radiated susceptibility) ................................ ..... 10 v/m en61000 - 4 - 4 level 3 (eft / burst) ................................ ............................ 2kv en61000 - 4 - 5 class 3 (input transient protection ) ............. 1 kv line to line 2 kv line to ground
JPS250 series application note headquarters: 508 - 429 - 9883 2 section 4: input specifications vac input range ................................ ................. universal input (85 - 264 vac) input frequency ................................ ................................ .......................... 47 - 63hz turn on/off vac ................................ ........... on @ 82 vac / off @ 80 vac inrush current .............................. 30a @ 115 vac / 60a @ 230 vac max nominal input curr ent ..................... 2.75a @ 115 vac / 1.4a @ 230 vac vdc input range ................................ ................................ ...... 170 ? 370 vdc hold - up time ................................ ................................ ............... 20ms minimum input protection ................................ ................................ ............. single 5a fuse power factor ................................ ................................ .................... 0.9 minimum leakage current ................................ ................................ .......................... <700ua section 5: output specifications output power ................................ ................................ .......................... 250 watts minimum load required ................................ ................................ ................... n/ a line regulation ................................ ................................ ......... 0.5% maximum load regulation ................................ ................................ ........... 1% maximum set - point tolerance ................................ ................................ ......................... 1% adjustment range via trim pot ................................ ................................ .. 10% ripple & noise ................................ ................. 1% pk - pk maximum (20 mhz) transient response ................................ ................................ . 4% max deviation, <500 s recovery with 25% load change over voltage protect ion .............................. 115 - 140% of nominal, recycle ac over current protection ......................... 115 - 140% of nominal, auto recovery over temperature protection ................................ ................................ .... standard output currents: model maximum power (1) output voltage with 18 cfm convection cooled JPS250ps05 225 w 5 v 45.0 a 36. 0 a JPS250ps12 250 w 12 v 21.0 a 17.0 a JPS250ps15 250 w 15 v 17.0 a 13.5 a JPS250ps24 250 w 24 v 10.4 a 8.5 a JPS250ps48 250 w 48 v 5.2 a 4.3 a table 1: output voltages & currents section 6: general specifications efficiency ................................ ............. >80% typical (see c haracteristic curves) power density ................................ ................................ .................... 4.9w per in 3 mtbf ................................ ......................... >200,000 hours per milhdbk 217f withstand voltage ................................ ..................... 3000 vac input to output 1500 vac input to ground 500 vac output to ground model eff.% voltage current JPS250ps05* 81.5 - 84.9 4.94 - 4.95 45 a* jps2 50ps12 82.6 - 85.1 11.973 - 11.976 21 a JPS250ps15 83 - 85.5 14.856 - 14.862 17 a JPS250ps24 83 - 87 23.977 - 23.977 10.4 a JPS250ps48 83.6 - 87.4 47.915 - 47.904 5.2 a * 225 watts maximum power for 5v output model section 5: environmental specifications operating temperature ................................ ................................ ................. 0 - 50 c de - rating ................................ ........................... see de - rating curves (table 3) cooling ................................ ................................ ..... 18cfm for 250 w operation ................................ ................................ .......... convection for 200 w operation storage temperature ................................ ................................ ......... - 20 / +85 c temperature coefficient ................................ ................................ .. 0.05% / c humidity (non - condensing) ................................ ................................ ......... 5 - 95% altitude ................................ .... 10,000 feet maximum for 250 watt operation * de - rate 5v output model 10%
JPS250 series application note headquarters: 508 - 429 - 9883 3 section 6: mechanical specification description ................................ ................................ ........... u - frame construction size ................................ ............... 8 x 4.2 x 1.5? (203.2 x 106.7 x 38.1mm) weight ................................ ................................ ................................ ................ 900g mechanical drawing for all models other than JPS250ps05 # 6 - 32 mounting hole x 8 max penetration of 4mm 6.5 ? (165.1mm) 3.75 ? 95.3mm mechanical drawing for JPS250ps05 (requires more terminals for output current) tb2 pin assignments: tb2 terminal block connections are for the output voltage and current and are defined as follows: tb3 pin assignments: tb3 connect ion is for 12v @ 300ma fan output (not available on the JPS250ps05). pin 1 is +12v, pin 2 is return. mating connector is molex 5045 - 02a or equivalent. tb4 pin assignments: tb4 connections are for control and supervisory signals. mating connector is 70246 - 10
JPS250 series application note headquarters: 508 - 429 - 9883 4 section 7: control & supervisory signals ac ok ................................ . ttl compatible, signal is high (5 v) = dc ok dc ok ................................ . ttl compatible, signal is high (5 v) = dc ok remote on/off ............................ inhibit / ttl low = on, ttl high = off remote sense ................................ ........... co mpensates for up to 500mv drop current share (optional) ................................ ................................ 10% accuracy ac ok signal: pin 3 pin 1 dc ok signal: pin 3 pin 1 dc ok (high) dc not ok ( low ) remote on/off controll (inhibit): pin 4 pin 1 remote sense connection: parallel connection utilizing optional current share
JPS250 series application note headquarters: 508 - 429 - 9883 5 section 10: charcteristic cu rves ? JPS250ps05 output ripple: output turn - on / off wave form: hold - up time over voltage protection: step response: remote on/off ac ok / ac fail signal: fcc level b performance: cispr 22 class b performance:
JPS250 series application note headquarters: 508 - 429 - 9883 6 section 10: charcteristic curves ? JPS250ps12 output ripple: output turn - on/off wave form: hold - up time over voltage protection: step response: remote on/off ac ok / ac fail signal: fcc level b performance: cispr 22 class b perform ance:
JPS250 series application note headquarters: 508 - 429 - 9883 7 section 10: charcteristic curves ? JPS250ps15 output ripple: output turn - on/off wave form: hold - up time over voltage protection: step response: remote on/off ac ok / ac fail signal: fcc level b performance: cispr 22 class b performance:
JPS250 series application note headquarters: 508 - 429 - 9883 8 section 10: charcteristic curves ? JPS250ps24 output ripple: output turn - on/off wave form: hold - up time over voltage protection: step response: remote on/off ac ok / ac fail signal: fcc level b pe rformance: cispr 22 class b performance:
JPS250 series application note headquarters: 508 - 429 - 9883 9 section 10: charcteristic curves ? JPS250ps48 output ripple: output turn - on/off wave form: hold - up time over voltage protection: step response: remote on/off ac ok / ac fail signal : fcc level b performance: cispr 22 class b performance:
JPS250 series application note headquarters: 508 - 429 - 9883 10 section 11: part numbering & options JPS250ps 12 c series name output v oltage optional current share all models come standard with the current share option. orders for supplies without current share are built to order. section 12: war ranty statement xpiq inc. continually strives to build the highest quality power supplies available. xpiq inc. offers this limited warranty in the event a defect occurs with a xpiq inc. power supply. this limited warranty covers switching power supplies and dc/dc converters purchased from xpiq inc. for a period of 12 months from the date of delivery. xpiq inc. guarantees that power supplies shall be free of manufacturer's defects. the warranty is applicable to the original purchaser only and is nontransfe rable. this warranty will be void if any original parts have been changed or any attempt to repair a nonworking power supply has been made by anyone other than authorized xpiq inc. personnel. this warranty is void if the power supply was used in a manner other than the specified operations range or was used in an application not intended for the power supply. this warranty is void if the power supply is altered or modified. if a defect occurs during the warranty period, the unit(s) must be returned in acc ordance with the attached return policy. a copy of the original invoice or other proof of purchase must accompany the returned unit(s). xpiq inc. reserves the right to repair or replace, at our option, any defective power supply within the warranty period. xpiq inc. is under no obligation to repair or replace power supplies that have components blown out by use of excessive loads or input conditions beyond the stated range of the power supply specification. except as specifically stated in this warranty, o r in the written sales agreement between xpiq inc. and its client, there are no other warranties, expressed or implied, but not limited to, of merchantability or fitness for a particular purpose. in no event shall xpiq inc. be liable for loss of profit or benefits, indirect, special, consequential or other similar damages, arising out of any breach of warranty or otherwise.
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