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industrial dc/dc converter mgdi-04 standard input : 4w power ? low profile : 0,3 ? ( 7.5mm)? nominal power of 4 w without derating ? wide temperature range : -40c/+95c case ? high efficiency up to 80 % ? soft start ? galvanic isolation 1.500 vdc ? integrated lc emi filter ? permanent short circuit protection ? standard pin out dil24 8 pins ? no optocoupler for high reliability ? rohs process gaia converter fc97-004.01/11 revision m ? redefining the source of power 1-general 2:1 standard input single & bi outputs metallic case - 1.500 vdc isolation industrialgrade for locations, phone, fax, e-mail see back cover 2-product selection input v oltage range b : 3.3 vdcc : 5 vdc or +/-5vdc e : 12 vdc or +/-12vdc f : 15 vdc or +/-15vdc permanent c : 4,5-5,5 vdci : 18-36 vdc output 5 the mgdi-04 series is a full family of dc/dcpower modules designed for use in distributed power architecture and are particularly suitable for mobile or ground fixed applications in transportation, industry and telecommunications areas. these modules use a high frequency fixed switching technic at 480 khz providing excellent r eli ability , low n oise char acteristi cs , hi gh power density and a low profile package. standardmodels are available with nominal input volta- ges as 5 or 24 volts in range of 4,5-5,5 or 18-36 volts. the series include single and bi output voltage choices of 3,3, 5, 12, 15, +/-5, +/-12 or +/-15 volts. no external heatsink is required for the mgdi- 04 series to supply 4w output power over the case temperature range of -40c up to 95c. the mgdi-04 series is designed in conformity with safety standards en60950 and ul1950. all the modules are designed with lc networkfilters to minimize reflected input current ripple and output voltage ripple according to en55022 and fcc part 15j standard. the modules include a soft-start, a permanent short circuit protection and an output overvoltage protection to ensure efficient module protec- tions. the soft-start allows current limitation and eliminates inrush current during start-up. the short circuit protection completely protects the modules against short-circuits of any duration by a shut-down and restores to normal when the overload is removed. the design has been carried out with surface mount components and is manufactured in a fully automated process to guarantee high qu ality . each m od ule is tested an d burn ed in with a gaia converter automated testequipment. single output model : mgdsi - 04 - input output bi output model : mgdbi - 04 - input output
for locations, phone, fax, e-mail see back cover 2 industrialgrade mgdi-04 standard input series gaia converter fc97-004.01/11 revision m ? 5 2- product selection (continued) current 1.000 ma 800 ma330 ma 260 ma +/- 400 ma+/- 165 ma +/- 130 ma 1.000 ma 800 ma330 ma 260 ma +/- 400 ma+/- 165 ma +/- 130 ma reference mgdsi-04-c-b mgdsi-04-c-cmgdsi-04-c-e mgdsi-04-c-f mgdbi-04-c-cmgdbi-04-c-e mgdbi-04-c-f mgdsi-04-i-b mgdsi-04-i-cmgdsi-04-i-e mgdsi-04-i-f MGDBI-04-I-Cmgdbi-04-i-e mgdbi-04-i-f output 3,3 vdc 5 vdc 12 vdc15 vdc +/- 5 vdc +/- 12 vdc+/- 15 vdc 3,3 vdc 5 vdc 12 vdc15 vdc +/- 5 vdc +/- 12 vdc+/- 15 vdc input range 4.5-5.5 vdc4.5-5.5 vdc 4.5-5.5 vdc 4.5-5.5 vdc 4.5-5.5 vdc 4.5-5.5 vdc 4.5-5.5 vdc 18-36 vdc18-36 vdc 18-36 vdc 18-36 vdc 18-36 vdc 18-36 vdc 18-36 vdc options // / / / / / / / / / / / / converter selection chart mgd s i - 04 - i - c number of outputs :s : single output b : bi output input voltage range : c : 4.5-5.5 vdc i : 18-36vdc output voltage : see table page 1
for locations, phone, fax, e-mail see back cover 3 industrialgrade mgdi-04 standard input series gaia converter fc97-004.01/11 revision m ? 5 3- electrical specifications data are valid at +25c, unless otherwise specified. note * : the ripple output voltage is the periodic ac component imposed on the output voltage, an aperiodic and random component (noise) has also to be considered.this noise can be reduced by adding an external capacitor (typically 10f/rated voltage depending on isolation requirement) connected between the pin gin and the pin gout o f the converter . this capacitor should be layed-out as close as possible from the converter . note ** : for load regulation characteristics from 0% to full load, please contact factory. parameter conditions limit or typical units single output mgdsi-04 04 - c 04 - i input nominal input voltage full temperature range nominal v dc 5 24 permanent input voltage range (ui) full temperature range min. - max. vdc 4,5- 5,5 18- 36 start up time ui nominal nominal output full load : resistive maximum ms 200 200 reflected ripple current ui nominal, full load at switching freq. bw = 20mhz decoupling capacitor 10f typical mapp 50 30 input current in short circuit mode (average) ui nominal short-circuit maximum ma 50 30 no load input current ui nominal no load maximum ma 50 30 output output voltage ui min. to max. nominal nominal nominal nominal vdc vdc vdc vdc 3,3 5 12 15 3,3 5 12 15 set point accuracy ambient temperature : +25c ui nominal, 75% load maximum % +/- 2 +/- 2 output power at 105c baseplate ui min. to max. maximum w 4 4 output current 3,3v output 5v output 12v output 15v output full temperature range ui min. to max. maximum maximum maximum maximum ma ma ma ma 1.000 800 330 260 1.000 800 330 260 ripple output voltage * 3,3v and 5v output 12v output 15v output ui nominal full load bw = 20mhz maximum maximum maximum mvpp mvpp mvpp 50 100 150 50 100 150 line regulation ui min. to max. full load typical % +/- 1 +/- 1 load regulation ** ui nominal 25% to full load typical % +/- 2,5 +/- 2,5 efficiency ui nominal full load typical % 76 78 maximum admissible capacity load 3,3v and 5v output 12v and 15v output ui nominal full load per output maximum maximum f f 1.000 47 1.000 47
for locations, phone, fax, e-mail see back cover 4 industrialgrade mgdi-04 standard input series gaia converter fc97-004.01/11 revision m ? 5 3- electrical specifications (continued) data are valid at +25c, unless otherwise specified. parameter conditions limit or typical units bi output mgdbi- 04 04 - c 04 - i input nominal input voltage full temperature range nominal v dc 5 24 permanent input voltage range (ui) full temperature range min. - max. vdc 4,5- 5,5 18- 36 start up time ui nominal nominal output full load : resistive maximum ms 200 200 reflected ripple current ui nominal, full load at switching freq. bw = 20mhz decoupling capacitor 10f typical mapp 50 30 input current in short circuit mode (average) ui nominal short-circuit maximum ma 50 30 no load input current ui nominal no load maximum ma 50 30 output output voltage ui min. to max. nominal nominal nominal vdc vdc vdc +/- 5 +/- 12 +/- 15 +/- 5 +/- 12 +/- 15 set point accuracy ambient temperature : +25c ui nominal, 75% load maximum % +/- 2 +/- 2 output power at 105c baseplate ui min. to max. maximum w +/- 2 +/- 2 output current +/- 5v output +/- 12v output +/- 15v output full temperature range ui min. to max. maximum maximum maximum ma ma ma +/- 400 +/- 165 +/- 130 +/- 400 +/- 165 +/- 130 ripple output voltage * 5v output 12v output 15v output ui nominal full load bw = 20mhz maximum maximum maximum mvpp mvpp mvpp 50 100 150 50 100 150 line regulation ui min. to max. full load typical % +/- 1 +/- 1 load regulation ** ui nominal 25% to full load typical % +/- 2,5 +/- 2,5 cross load output regulation ui nominal + vout nominal load - vout from 25% to full load typical % +/- 0,5 +/- 0,5 efficiency ui nominal full load typical % 76 78 maximum admissible capacity load 5v output 12v and 15v output ui nominal full load per output maximum maximum f f 470 22 470 22 note * : the ripple output voltage is the periodic ac component imposed on the output voltage, an aperiodic and random component (noise) has also to be considered.this noise can be reduced by adding an external capacitor (typically 10f/rated voltage depending on isolation requirement) connected between the pin gin and the pin gout o f the converter . this capacitor should be layed-out as close as possible from the converter . note ** : for load regulation characteristics from 0% to full load, please contact factory.
for locations, phone, fax, e-mail see back cover 5 industrialgrade mgdi-04 standard input series gaia converter fc97-004.01/11 revision m ? 5 4- switching frequency6- protection functions characteristics protection device recovery limit or ty pical specifications output short circuit protection (scp) hiccup circuitry with auto-recovery automatic recovery permanent see section 11 output overvoltage protection (ovp) zener clamp / maximum maximum maximum maximum for 3.3v : 4v for 5v : 6v for 12v : 14v for 15v : 17v 7- reliability data parameter conditions limit or typical specifications switching frequency full temperature range ui min. to max. no load to full load nominal, fixed 4.5-5.5 vdc input : 480 khz 18-36 vdc input : 480 khz 5- isolation characteristics conditions temperature specifications mean time between failure (mtbf) according to mil-hdbk-217f ground fixed (gf) case at 40c case at 85c 1.500.000 hrs 600.000 hrs ground mobile (gm) case at 40c case at 85c 750.000 hrs 350.000 hrs mean time between failure (mtbf) according to iec-62380-tr telecom switchers / consult factory parameter conditions limit or typical specifications electric strength test voltage (basic version) inp ut to output minimum 1.500 vdc / 1 min electric strength test voltage between outputs (for dual and triple outputs) output to output minimum no isolation isolation resistance 500 vdc minimum 100 mohm
for locations, phone, fax, e-mail see back cover 6 industrialgrade mgdi-04 standard input series gaia converter fc97-004.01/11 revision m ? 5 8 - electromagnetic interference electromagnetic interference requirements according to en55022 class a and class b can be easily achieved asindicated in the following table : electromagnetic interference requirements according to en55022 class a can be easily achieved by adding an external input capacitance (c i value explained in previous table) and a common mode noise capacitance 8 -1 module compliance with e n55022 class a standard 8 -2 module compliance with en 55022 class b standard electromagnetic interference requirements according toen55022 class b can be easily achieved by adding an external input filter consisting of 4 capacitances, a common mode choke, and a differential mode induc- input capacitance c i common mode noise capacitance c = 10nf c - input + input mgdi - series vi vo gi go electromagnetic interference according to en55022 conducted noise emission configuration with common mode capacitor c c = 10nf and input capacitor c i with common mode capacitor c c = 10nf and external filter models 4,5-5,5v input models class a, c i =10f/ 35 v tantalum class b 18-36v input models class a, c i =4.7f / 50 v tantalum class b radiated noise emission configuration with common mode capacitor c c = 10 nf models all models class b common mode noise capacitance c = 10nf c mgdi - series vi vo gi go c4 c2 c3 l2 c1 l1 - input + input c c (10 nf/rated voltage depending on isolation requirement) connected between gin and gout. thiscommon mode noise capacitance c c should be layed- out as close as possible fr om th e dc/dc converter . tance, together with a common mode noise capacitance(10 nf/rated voltage depending on isolation requirement) connected between gin and gout. please consult en55022 class b emi filter design note for further details.
for locations, phone, fax, e-mail see back cover 7 industrialgrade mgdi-04 standard input series gaia converter fc97-004.01/11 revision m ? 5 9- thermal characteristics characteristics conditions limit or typical performanc es operating ambient temperature range at full load ambient temperature * minimum maximum - 40c + 71c operating case temperature range at full load case temperature minimum maximum - 40c +95c storage temperature range non functionning minimum maximum - 40c + 105c thermal resistance rth case to ambient in free air natural convection typical 20c /w note * : the upper temperature range depends on configuration, the user must assure a max. case temperature of + 95c. 10 100 30 80 70 60 90 20 40 50 25% 75%50% 100% power (w) temperature ( ?c) full load ambient temperature without derating : 71?c maximum case temperature : 95?c natural convection operation area additionnal cooling operation area maximum storage temperature : 105?c the mgdi-04 series operating case temperature must not exceed 95c. the maximum ambient temperature admissible for th e dc/dc converter corr espon din g to th e m axim um oper atin g case temper atur e o f 95c d epen ds on th e ambi en t airflow , the mounting/orientation, the cooling features and the power dissipated.t o calculate a m axim um ad missible ambi en t temper atur e th e f ollowin g m eth od can be used . kn owin g th e m axim um case tempar atur e t case = 95c o f th e m od ule , th e power used p out an d th e effi ci en c y : ? determine the power dissipated by the module pdiss that should be evacuated : pdiss = pout(1/ ? ? - 1) ? determine the maximum ambient temperature : t a = 95c - rth x pdiss where rth is the thermal resistance from the case to ambient . the previous thermal calculation shows two areas of operation : ? a normal operation area in a free natural ambient convection (grey area in this following graph),? an area with cooling features (air flow or heatsink) ensuring a maximum case temperature below the maximum operating case temperature of 95c (white area in the following graph).
for locations, phone, fax, e-mail see back cover 8 industrialgrade mgdi-04 standard input series gaia converter fc97-004.01/11 revision m ? 5 10- environmental qualificationsthe modules have been subjected to the following environmental qualifications. characteristics conditions severity test procedure climatic qualifications life at high temperature duration temperature status of unit 1.000 hrs 95c case unit operating iec 68-2-2 humidity steady damp heat temperature duration status of unit 93 % relative humidity 40c 56 days unit not operating iec 68-2-3 test ca temperature cycling number of cycles temperature change transfert time steady state time status of unit 200 -40c / +71c 40 min. 20 min. unit not operating iec 68-2-14 test n temperature shock number of shocks temperature change transfert time steady state time status of unit 50 -40c / +105c 10 sec. 20 min. unit not operating iec 68-2-14 test na mechanical qualifications vibration (sinusoidal) number of cycles frequency : amplitude frequency : acceleration amplitude /acceleration duration status of unit 10 cycles in each axis 10 to 60 hz / 0.7 mm 60 to 2000 hz / 10 g 0.7 mm/10 g 2h 30 min. per axis unit not operating iec 68-2-6 test fc shock (half sinus) number of shocks peak acceleration duration shock form status of unit 3 shocks in each axis 100 g 6 ms 1/2 sinusoidal unit not operating iec 68-2-27 test ea bump (half sinus) number of bumps peak acceleration duration status of unit 2000 bumps in each axis 25 g 6 ms unit not operating iec 68-2-29 test eb electrical immunity qualifications electrical discharge susceptibility number of discharges air discharge level contact discharge level air discharge level contact discharge level 10 positive & 10 negative discharges 4 kv : sanction a 2 kk : sanction a 8 kk : sanction b 4 kv : sanction b en55082-2 with : en61000-4-2 iec 801-2 electrical field susceptibility antenna position electromagnetic field wave form signal frequency range at 1 m 10 v/m am 80%, 1 khz 26 mhz to 1 ghz en55082-2 with : en61000-4-3 iec801-3 electrical fast transient susceptibility burst form wave form signal impedance level 1 level 3 5/50 ns 5 khz with 15 ms burst duration period 300 ms 50 ohm 0,5 kv : sanction a 2 kv : sanction b en55082-2 with : en61000-4-4 iec801-4
for locations, phone, fax, e-mail see back cover 9 industrialgrade mgdi-04 standard input series gaia converter fc97-004.01/11 revision m ? 5 11- description of protections11-1 output short circuit protection (scp) the short circuit protection device protects the moduleagainst short circuit of any duration and restores the mo- dule to normal operation when the short circuit is removed. it operates in ?hiccup? mode by testing periodically if an overload is applied (typically every 200ms recovery time). the overload detection threshold is typically 200% of maxi- mum current and typically 300% of maximum current for ?c? input range series with a detection time lower than 5ms. 11-2 output overvoltage protection (ovp) the output overvoltage protection device protects external components against high voltage or possible overvoltages which can be supplied by the module (i.e in case of internal failure). it consists of a zener diode clamping the output voltage; under worst case conditions this zener diode will short-circuit. the output voltage protection is not designed to withstand externally applied output overvoltages to protect the mo- dule itself. 12- description of functions 12-1 option (/m) : on/off function the optionnal control pin 20 (on/off) can be used for applications requiring on/off operation. by using an open collector command with a transistor q referenced to the common terminal (gi) : ? a logic pulled low (<0.2v@1ma, referenced to gi)on pin 20 disables the converter ? no connection or high impedance on pin 20 enables th e converter . by releasing the on/off function, the converter will restartwithin the start-up time specifications given in table page 3. for further details please consult ??logic on/off?? applica- tion note. time recovery time detection time recovery time x 100 vo (%) gi on/off command
for locations, phone, fax, e-mail see back cover 10 industrialgrade mgdi-04 standard input series gaia converter fc97-004.01/11 revision m ? 5 13- application notes 13-1 connection of outputs in seriesany of the bi output converters can be configured to produce an output of 10v (+/-5 output models), 24v (+/-12v out- put models), or 30v (+/-15v output models) by connecting the load across the output (+) and the output (-) witheither output grounded, and leaving the common pin floating. 13-2 connection of modules in series the output of single output units can be connected in series without any precautions to provide higher output voltage level. nevertheless, gaia converter recommends to protect each individual output by a low power shottky diode rated with the maximum current of the converter to avoid reverse polarity at any output. reverse polarity may occur at start up if the output volta- ges do not rise at the same time. 13-3 connection o f modules in p ar allel several converters with equal output voltage can beconn ected in par allel to in cr ease power . n everth eless som e cares have to be taken in particular as the output voltageof each converter is slightly different, when paralleling, the converter with the highest output voltage will source the most current. however the gaia converter modules are designed with a ?soft?? output voltage versus current characteristic. this causes the output voltage of each converter to automatically adjust downward as its current increases so each converter very approximately shares the total output current. it is important that each converter has approximately the same impedance between their output and the common load. go +vo -vo gi vi 2 x vo go vo gi vi go vo gi vi vo go vo gi vi go vo gi vi 2 x vo
for locations, phone, fax, e-mail see back cover 11 industrialgrade mgdi-04 standard input series gaia converter fc97-004.01/11 revision m ? 5 pin dimensions : o 0,53 mm (0.02 ?) 32,00 (1.25") 27,94 (1.10") 7,00 (0.275") 2,54 (0.10") 1,90 (0.07") 5 min (0.20") 15,24 (0.60") 19,30 (0.75") 7,50 (0.295") 10- dimensions dim en si on s ar e given in mm (in ch es). t oler an ce : +/- 0,2 mm (+/- 0,01 ?) unless oth erwise in di cated . weight : 10 grams (0.3 ozs) max.11- materials case : metallic black anodized coating. pins : plated with pure matte tin over nickel underplate. 12- product marking upper face : company logo, location of manufacturing. side face : module reference, option, date code : year and week of manufacturing. 13- connections 24 23 1 2 15 10 11 13 24 23 1 2 14 11 13 12 bi output model single output model bottom view pin bi output single output 1 + input (vi) + input (vi) 2 + input (vi) + input (vi) 10 common (go) / 11 common (go) common (go) 12 / common (go) 13 output - (- vo) output (vo) 14 / output (vo) 15 output + (+ vo) / 23 - input (gi) - input (gi) 24 - input (gi) - input (gi)
inf orm ati on given in this d atash eet is beli eved to be accur ate an d r eli able . h owever , no r espon sibility is assum ed f or th e con sequen ce o f its use n or f or an y infrin g em en t o f paten ts or oth er ri gh ts o f thir d parti es whi ch m ay r esult fr om its use . th ese pr od u cts ar e sold only accor din g to g aia converter g ener al con diti on s o f sale , unless oth erwise confirm ed by writin g. specifi cati on s subject to chan g e with out n otice . printed in france by gaia converter fc97-004.01/11 revision m graphisme : philippe clicq repr esen ted by : for m or e d etailed specifi cati on s an d appli cati on s inf ormati on, con tact : international headquarter s ga?a converter - france zi de la morandire 33185 le haillan - france t el. : + (33)-5-57-92-12-80 fax : + (33)-5-57-92-12-89 north american headquarter s ga?a converter canada, inc4038 le corbusier blvd la v al, quebec - canad a h7l 5r2 t el. : (514)-333-3169 fax : (514)-333-4519

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