technical d at asheet medical atx power supply atx 12 v 1u po wer supply all parameters are specified at 25 c ambient un less otherwise noted. www.deltapsu.com (january 2016, re v. 1.1 ) 1 mds - 350 a d701 highlights & features C atx 12v s tandard function & form factor C iec60601 - 1 3 .1 ed. (medical) & i ec 60950 - 1 (ite) approvals C suitable for t ype bf p atient a ccess a pplications C built - in a ctive pfc C maximum output p ower of 350 w atts C compliant with iec 60601 - 1 - 2 4 th ed. requirements safety standards cb certified for worldwide use model number: mds - 350ad701 aa unit weight : 1.2k g (2.6 lb) dimensions ( w x l x h ): 100 x 194x40.5 mm 3.94x7.64x1.5 9 in ch general de scription the mds - 350 a d701 series of internal atx p ower s uppl ies come s with universal ac i nput from 90 vac to 2 64 vac. other features include low leakage, availability of risk management report , and electric shock p rotection compliant with 2 x mopp requireme nts. the mds se ries is certified for emc standards according to en 55011 for industrial, scientific and medical (ism) radio - frequency equipment ; and , en 55022 for industrial technology equipment (ite) radio - frequency equipment . in addition, only recognized japanese capacitors are used to ensure long product life . the mds - 350ad701 series come s with both m edical and ite safety approvals , including ul/ ce/ cqc ( 5000m) and cb certification and are fully compliant with rohs directive 2011/65/eu for environmental protection. model information table 1 (for maximum output power limits , see output power requirements on page 2) output voltage minimum load (a) normal load (a) maximum load (a) load regulation ripple & noise +3.3v 0.5 8 16 +/ - 5% 50mvpp +5v 0.5 9 1 8 +/ - 5% 50mvpp +5 v sb 0.0 1.25 2.5 +/ - 5 % 1 5 0mvpp +12v1 1.0 8 16 +/ - 5% 120mvpp +12v2 1.0 8 16 +/ - 5% 120mvpp - 12v 0.0 0.25 0.5 +/ - 10% 120mvpp - 5v 0.0 0. 1 0.2 +/ - 10 % 50mvpp model numbering mds 3 5 0 a d 701 a a delta medical power supply m ax wattage in the p roduct series. maybe lower at some voltage. 060 60 w 1 5 0 1 5 0w 1k2 1,200w family code a z product type d : enclosure output voltage 701: +3.3v, +5v, +5vsb, +12v1, +12v2, - 12v, - 5v revision code revision code
technical d at asheet medical atx power supply atx 12 v 1u po wer supply all parameters are specified at 25 c ambient un less otherwise noted. www.deltapsu.com (january 2016, re v. 1.1 ) 2 specifications input ratings / chara cteristics nominal input v oltage 100 - 2 4 0 v ac input v oltage range 90 - 2 64 v ac nominal input f r equency 50 - 60hz input f r equency range 47 - 63hz input cur r ent ( max ) 6 a in put surge voltage (max) 300vac for 10 0 ms full load e f ficiency (typ.) 8 2 % @ 115 vac /6 0hz 8 5 % @ 230v ac /50hz inrush cur r ent ( max ) no damage, cold start leakage cur r ent (max) 0.1ma @ nc , 0. 3 ma @ sfc 1) output - pe (protective earth ) l eakage current for bf application (max) 0.1ma @ nc, 0. 5 ma @ sfc power factor (min) 0.9 0 @ 115v/50hz, 230v/50hz, f ull load 1) n c: normal condition, sfc: single fault condition output ratings / characteristics nominal output v oltage (v rated ) +12v1, +12v2, +5v, +3.3v, +5vsb, - 5v, - 12v output v oltage t olerance see table 1 on page 1 output power maximum combined o utput power of +3.3v & +5v outputs , sh all not exceed 130w . maximum combined output power of +12v1 , +12v2, +3.3v & +5v outputs shall not exceed 331w maximum combined output power from all the outputs shall not exceed 350w line regulation (max) 1) r ise time (max) 2 0ms remote o n_off/inhibit ttl active low : output enable ttl active high : output disable power good (pg) signal (see page 9 for details) 1. pg changes to ttl high 100 - 500 milliseconds after all outputs reach their final steady state value. 2. aft er input ac is removed, pg changes to ttl low at least 1 millisecond before any output falls out of regulation range. 1) when the dynamic load is applied to one of the outputs, other loads is at minimum load ripple & noise measurement circuit for each output
technical d at asheet medical atx power supply atx 12 v 1u po wer supply all parameters are specified at 25 c ambient un less otherwise noted. www.deltapsu.com (january 2016, re v. 1.1 ) 3 mechanical case chassis secc ( steel, electrogalvanized, cold rolled, coil ) case cover secc ( steel, electrogalvanized, cold rolled, coil ) dimensions (w x l x h) 1 00 x 194 x 40.5 mm ( 3.94 x 7.64 x1. 5 9 inch) unit weight (typ.) 1.2k g ( 2.6 pound s) indicator none cooling system force d cooling environment surrounding air temperature operating 0c to + 5 0c storage - 40 c to + 8 5c operating humidity 5 - 9 5 % rh (non - condensing) operating altitude 5 ,000 m eters (16,400 feet) shock test (non - o perating) 50g, 11ms, 3 shocks for each direction vibration (operating) 5 - 500hz, 2grms, 15 minute for each three axis
technical d at asheet medical atx power supply atx 12 v 1u po wer supply all parameters are specified at 25 c ambient un less otherwise noted. www.deltapsu.com (january 2016, re v. 1.1 ) 4 protections (latch mode protection requires removal of fault, plus removal and reapplication of input ac voltage, in order to restar t the power supply. see page 9 for additional details on the different types of protection . ) overvoltage ( max ) f or +3.3v output, maximum voltage < 4.8v for +5v output, maximum voltage < 7v for +12v1 & +12v2 output s , maximum voltage < 1 6v protection method : latch mode for + 5vsb output, maximum voltage < 10 v protection method: latch mode over load / over current ( max ) for +3.3v output, maximum current < 25a for +5v output, maximum current < 25a for +12v1/+12v2 output, maximum current < 25a protection metho d: latch mode for +5v sb output, maximum current < 5a protection method: auto - recovery mode over temperature protection method: latch mode short circuit on any output. +3.3v, +5v, +12v1 and +12v2, protection method: latch mode +5vsb , protection method: a uto - recovery reliability data mtbf ( minimum) at 115v ac , 35 c with 350w forced air flow 500 k h rs based on telecordia sr - 332 5 0 0 k h r s b a s e d o n t e l e c o r d i a s r - 3 3 2 ( t b d ) operating l ife (minimum) at 115vac, 25 c with 350w forced air flow 26 , 280 h rs safety standards / directives medical safety iec 60601 - 1 edition 3.1 (2012), en60601 - 1 (2006) + a11 + a1 + a12, can/csa - c22.2 no. 60601 - 1:14, ansi/aami es60601 - 1:2005/(r)2012 ite safety iec60950 - 1 (ed.2,2005), gb4943.1 - 2011, gb9254 - 2008, gb17625.1 - 200 3 ce mdd directive 93/42/eec environmental rohs directive 2011/65/eu compliant galvanic isolation input to/output (2xmopp) input to/ground (1xmopp) output to/ground (1xmopp) 4000 vac 1500 vac 2 ) 1500 vac ( type bf application rated) 2) psu can suppor t poe applications with primary to fg 25 00 vac test. emc emc / emissions en550 1 1/ en550 22, fcc title 47 : class b harmonic current emissions iec61000 - 3 - 2 meet class d limit immunity to voltage flicker iec 61000 - 3 - 3
technical d at asheet medical atx power supply atx 12 v 1u po wer supply all parameters are specified at 25 c ambient un less otherwise noted. www.deltapsu.com (january 2016, re v. 1.1 ) 5 electrostatic disc harge iec61000 - 4 - 2 level 4 criteria a 1)5) air discharge: 15 kv contact discharge: 8 kv radiated field iec61000 - 4 - 3 iec6 0601 - 1 - 2 level 3 criteria a 1 ) 80mhz - 10 00mhz, 10v/ m am modulation criteria a 1 )5) 80mhz - 2700mhz, 10v/ m am modulation 385mhz - 5785mhz, 28v/ m pulse mode and other modulation electrical fast transient / burst iec61000 - 4 - 4 level 3 criteria a 1) : 2kv surge iec61000 - 4 - 5 level 3 criteria a 1 )5) common mode 3 ) : 2kv differential mode 4 ) : 1kv conducted iec61000 - 4 - 6 level 2 criteria a 1)5) 150khz - 80mhz, 3 vrms , 6vrms at ism bands and amateur radio bands power frequency magnetic fields iec61000 - 4 - 8 criteria a 1 )5) magnetic field strength 3 0 a/ m voltage dips 5) iec6 0601 - 1 - 2 criteria b 2 ) 30% 500ms criteria a 1) 100% 10ms at step 45 criteria b 2 ) 100% 20ms criteria b 2 ) 100% 5000ms iec60601 - 1 - 2 criteria c 2 ) 30% 500ms criteria a 1) 100% 10ms at step: 45 degree criteria c 2 ) 100% 20ms criteria c 2 ) 100% 5000ms iec6 0601 - 1 - 2 criteria b 2 ) 30% 500ms criteria a 1) 100% 10ms at step 45 criteria b 2 ) 100% 20ms crit eria b 2 ) 100% 5000ms 1) criteria a: normal performance within the specification limits 2) criteria c: output out of regulation, or shuts down during test. (need to recycle ac power cord or reset enable signal to nor mal operation after test) 3) asymmetri cal: common mode (line to earth) 4 ) symmetrical: differential mode (line to line) 5) compliant with iec - 60601 - 1 - 2 4 th edition requirements.
technical d at asheet medical atx power supply atx 12 v 1u po wer supply all parameters are specified at 25 c ambient un less otherwise noted. www.deltapsu.com (january 2016, re v. 1.1 ) 6 dimensions w x l x h : 1 00 x 194 x 40.5 mm mechanical drawing notes D dimensions are in mm
technical d at asheet medical atx power supply atx 12 v 1u po wer supply all parameters are specified at 25 c ambient un less otherwise noted. www.deltapsu.com (january 2016, re v. 1.1 ) 7 dc output cable
technical d at asheet medical atx power supply atx 12 v 1u po wer supply all parameters are specified at 25 c ambient un less otherwise noted. www.deltapsu.com (january 2016, re v. 1.1 ) 8 functions start - up time the time required for the output voltage to reach 90% of its final steady state value, after the input voltage is applied. rise time the time required for the output voltage to c hange from 10% to 9 0% of its final steady state value. hold - up time hold - up t ime is the time between removal of input ac voltage, and the subsequently falling output to reach 9 0 % of its steady state value.
technical d at asheet medical atx power supply atx 12 v 1u po wer supply all parameters are specified at 25 c ambient un less otherwise noted. www.deltapsu.com (january 2016, re v. 1.1 ) 9 dynamic response the power supply out put voltage will remain within 10 % of its steady state value, when subjected to a dynamic load 50 to 100% of its rated current. 50 to 100% load inrush current inrush current is the peak, instantaneous, input current measured and, occurs when the i nput voltage is first applied. for ac input voltages, the maximum peak value of inrush current will occur during the first half cycle of the applied ac voltage. this peak value decreases exponentially during subsequent cycles of ac voltage. overvoltage protection the power supplys overvoltage circuit will be activated when its internal feedback circuit fails. the output voltage shall not exceed its specifications defined on page 4 under protections. power supply will latch off, and require removal/re - application of input ac voltage in order to restart. short circuit protection the power supplys output olp/ocp function also provides protection against short circuits. when a short circuit is applied to any of the outputs, t he power supply will latch o ff . overload & over current protections the power supplys overload (olp) and over current (ocp) protections will be activated before the output current s reach the limits defined on page 4. once the power supply has reached their maximum power limit, the protection will be activated and the power supply will latch off. over temperature protection as mentioned above, the power supply also has over temperature protection (otp). this is activated when the overload condition persists for an extended duration and the output current is below the overload trigger point but >100% load. in the event of a higher operating temperature condition at 100% load, the power supply will run into otp when the surrounding air temperature is higher than the operating temperat ure. when activated, the output voltage will go into latch mode until the input voltage is removed; then, reapplied , and the surrounding air temperature drops to its normal operating temperature. power good the power good signal prevents a computer from a ttempting to operate on improper voltages and damaging itself by alerting it to improper power supply. the atx specification defines the power - good signal as a +5 volt (v) signal generated in the power supply when it has passed its internal self - tests and the outputs have stabilized. this normally takes between 0.1 and 0.5 seconds after the power supply is switched on. the signal is then sent to the motherboard, where it is received by the processor timer chip that controls the reset line to the processor. when plug in ac power cord, +5vsb will start first, then remote on/off will be pulled low by computer, +12v1/+12v2/+5v/+3.3v will power on and power good signal will pull high after 100ms~500ms. af ter input ac is removed, power g ood signal changes to ttl l ow at least 1 millisecond before any output falls out of regulation range . graph illustrating the ac input, +5vsb, remote on/off, +12v1/12v2/5/3.3v, power good signal remote o n _o ff /i nhibit remote on_off/inhibit can be used to enable or disable all outpu ts, except for the +5 volt standby . this signal can be pulled down to a low level of 0.3 volts, or shorted to dc - return, in order for the main output to be enabled; and, floated (no connection to the signal), or pulled up to a value greater than or equal t o 3 volts, in order to disable the main output. when the main output is disabled, the +5v standby output will continue to operate .
technical d at asheet medical atx power supply atx 12 v 1u po wer supply all parameters are specified at 25 c ambient un less otherwise noted. www.deltapsu.com (january 2016, re v. 1.1 ) 10 certificate all delta medical power products conform to the european directive 2011/65/eu. rohs is the abbreviation for restriction of the use of certain hazardous substances . delta has been certified as meeting the requirement of iso 13485: 2003 and en iso 13485:2012 for the design and manufacture of switching power supply and adaptor for medical device. in addit ion to a ul total certification program (tcp) approved client laboratory for iec60950 and iec60065 . delta also has participated ul client test da ta program (cdtp) for iec 60601.
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