-109- h hitron 36-72vdc input range dc-dc converter hot-swap compactpci quad output 500 watts active current sharing switching power supplies HDC500P-48B series general specification efficiency: typ. 80 %. switching frequency: 120k hz. circuit topology: forward circuit. transient response: peak transient less than 250mv and recovers within 1.0ms after 25% load-change. safety standard: iec 60950-1 class i. construction: eurocard 6u x 8hp x 160mm compactpci format. front panel with extractor handle. operating temperature: 0 to +50 c at full load with specified air flow. derates linearly to 50% at +70 c storage temperature: -40 to +85 c. temperature coefficient: typ. 0.02% / c. cooling: at least 800lfm moving air is required to achieve full rating power 500w in a confined area. power density: 4.50 watts/ cubic inch. note: (1)all measurement are at nominal input, full load and +25c unless otherwise specifications. (2)due to requests in market and advances in technology , specifications subject to change without notification. output specification output voltage: see ratings chart. output current: see ratings chart. output power: typ. 500w continuous. output connector: positronic 47-pin pcih47m400a1. line regulation: typ. 0.1%. load regulation: vo1 typ. 1.0% , vo2 typ. 1.5%. vo3 & vo4 typ. 3.0-4.0%. noise & ripple: typ. 1% peak-peak or 50mv, whichever is greater. ovp: built-in at all outputs.(latch). adjustability: available at vo1,vo2, vo3 & vo4. output trim: electrical trim available at vo1/ vo2.[adj #]. remote sensing: available at vo1,vo2 & vo3. hot-swap: available. n+1 redundancy: available with or-ing diodes at all outputs for n+1 redundancy. current sharing: third-wire current sharing at vo1, 2 & 3. power ok signal: available for all outputs. over current protection (ocp): installed at each rail. overload protection (olp): fully protected against output overload or short circuit. typ. set at 120-150% max. load. consult the factory for special olp setting. specification input specification input voltage: typ. 36-72vdc, nominal input 48vdc. ovp shutdown at 75vdc & uvp shutdown at 36vdc. input connector: positronic 47-pin pcih47m400a1. soft start: installed. inrush current: typ. 11a at 48vdc. input current: 13.2a at nominal input 48vdc. dielectric withstand: meet iec 60950-1 regulation. transient protection: mov withstands transient as specified by en 61000-4-4 level 3. emi: meet cispr en55022 class a. remote on/off: available at [inh#] & [en#] pins. power fail signal: available at [fal#] pin. status led: means valid input voltage. means a critical fault. thermal protection (otp): installed ntc for thermal sensor at [deg#] pin. thermostat will shutdown the psu if >100c. features: ? 500w 6u x 8hp eurocard package ? 36-72vdc nominal 48vdc input ? internal or-ing diodes for n+1 redundancy ? hot-swappable ? third-wire current sharing ? emi meet en 55022 class a ? ce marking compliance ? fully compliant with picmg for the details of safety approval, please consult the factory.
-110- output voltage / current ratings chart mechanical dimensions: mm [inches] weight: 1.42kg (3.13 lb.) quad output main +vo1 @ # aux. +vo2 @ # aux. +vo3 # ? @ aux. ?vo4 ? @ model no. min. typ. volt. max. min. typ. volt. max. min. typ. volt. max. pk. min. typ. volt. max. pk. HDC500P-48B-490 4a 50a +5v 60a 0a 30a +3.3v 60a 0a 10a +12v 14a 15a 0a 3a -12v 4a 5a symbol: " " ovp built-in. "@" adjustable . "#" remote sensing. " " 3rd-wire load sharing. " " installed with or-ing diode. " " magnetic amplifier. " " installed with post-regulator. " " common choke. remark: peak load less than 60s ec. with duty cycle <10%. max. load is the continuous operating load of each rail. but the max. lo ad of each rail can't be drawn from all outputs at the same time. total max. power of vo1 and vo2 should be less than 350w. input & output connectors pin assignment dc input quad output status/control assignment +vin -vin g vo1 s+ s- adj. c.s. vo2 s+ adj. c.s. vo3 s+ c.s vo4 dc com en# deg# inh# fal# cntr &pin # 46 47 45 1,2, 3,4 30 34 29 35 13,14, 15,16, 17,18 33 32 41 20 36 44 21 5,6,7,8,9, 10,11,12, 19,24 27 38 39 42 mating connector: pcih47f400a1.
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