this series is a new, high efficiency, quarter-brick, isolated, intermediate bus converter series that provides up to 300 watts of output power. the series is designed to convert 48 volts 10% to a loosely regulated 12 volts at full rated load up to 25 a and efficiencies up to 96%. this converter is available in four package types, standard quarter-brick through-hole, through-hole vertical, standard quarter-brick surface-mount, and quarter-brick surface-mount solder ball. in addition, this series features remote on/off, no-load operation, input undervoltage protection as well as output overvoltage and overcurrent protection. embedded power for business-critical continuity quarter-brick series narrow input ibc special features ? 48 v input with isolated 12 v output ? efficiencies up to 96% ? open loop regulation ? fully rated 240 w @ 70 c, 200 lfm ? overcurrent protection ? operates with no load ? auto restart after fault condition ? remote on/off ? parallelable ? over-temperature protection ? available rohs compliant ? 2 year warranty total power: 240 -300w input voltage: 48vdc # of outputs: single rev.04.02.08 quarter-brick narrow input ibc 1 of 4 safety ul/cul : can/csa 22.2 no. 60950 ul 60950 file no. e139421 tv product service (en60950) certificate no. b03 04 19870213
rev.04.02.08 quarter-brick narrow input ibc 2 of 4 embedded power for business-critical continuity all specifications are typical at nominal input, full load at 25 c ambient unless otherwise stated. specifications output specifications output voltage 12 v current share accuracy full load 10% line regulation low line to high line 10% max. load regulation full load to min. load 6% max. minimum load 0 a overshoot 3.0% max. undershoot 200 mv max. ripple and noise 5-20 mhz 150 mv pk-pk (see note 1) transient response deviation <100 mv (see note 2) <100 s recovery to within total error band overvoltage setpoint 13.8 v input specifications input voltage range nominal 48 vdc 10% vdc input current no load 100 ma typ. remote off 2 ma typ. input reflected ripple (see note 3) 34 ma rms 100 ma pk-pk remote on/off on >1.7 vdc off <0.8 vdc under-voltage lockout power up 41.0 v power down 38.6 v start-up time power up <50 ms (see note 4) power down <20 ms emc characteristics conducted emissions en55022 (see note 5) level a en55022 (see note 5) level b immunity: esd air en61000-4-2 4 kv esd contact en61000-4-2 4 kv radiated field enclosure en61000-4-3 3 v/m conducted (dc power) en61000-4-6 3 v conducted (signal) en61000-4-6 3 v general specifications efficiency half load up to 96% typ. isolation input/output 2250 vdc switching frequency fixed 300 khz typ. approvals and en60950 (tv product service) standards (see note 6) ul/cul60950 material flammability ul94v-0 weight 56.66 g (2 oz) mtbf mil-hdbk-217f 1,000,000 hours representative model: 25 a @ 48 vin, 40 c ambient 100% load ground benign telcordia sr-332 2,828,160 hours environmental specifications thermal performance operating ambient, 0 c to +80 c (300 lfm airflow) temperature non-operating -55 c to +125 c
rev.04.02.08 quarter-brick narrow input ibc 3 of 4 embedded power for business-critical continuity specifications contd. rated input output input output over efficiency model output voltage voltage current current current half/full load number (9,10) power (max) (max.) setpoint 240 w 43.2-52.8 vdc 12 v 6 a 20 a 25 a 96%/95% (typ.) tqn20a48s12j 300 w 43.2-52.8 vdc 12 v 7 a 25 a 29 a 96%/95% (typ.) tqn25a48s12j TQN25A48S12SB-RJ part number system with options nominal input voltage 48 = 48 volts number of outputs s = single output nominal output voltage 12 = 12 volts type of input voltage range n = narrow (10%) output current 20a = 20 amps 25a = 25 amps package q - standard quarter-brick product family t = intermediate bus converter remote on/off logic no suffix = positive suffix r = negative rohs compliance (9 ) j = pb-free (rohs 6/6 compliant) mounting options no suffix = through hole horizontal v = through hole vertical (8) s = surface mount standard (8) sb = surface mount solder ball (8) notes 1 measured as per recommended set-up. see application note 140 for details. 2 di/dt = 10 a/s, vin = 48 vdc, tc = 25 c, load change = 50% lo max. to 75% lo max. and 75% lo max. to 50% lo max. 3 measured with external filter. see application note 140 for details. 4 start-up into resistive load. 5 the quarter-brick narrow input series of converters meet levels a and b conducted emissions with external components. see application note 140 for details. 6 this product is only for inclusion by professional installers within other equipment and must not be operated as a stand alone product. 7 use of additional high quality ceramic output capacitors is recommended in the end system. 8 consult factory for availability.- 9 tse rohs 5/6 (non pb-free) compliant versions may be available on special request, please contact your local sales representative for details. 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. protection short-circuit continuous foldback over-temperature auto restart recommended system capacitance input capacitance 390 f/20 mw esr max. output capacitance (see note 7) 270 f/10 mw esr max.
embedded power for business-critical continuity rev.04.02.08 quarter-brick narrow input ibc 4 of 4 figure 1: horizontal mechanical drawing and pinout table pin connections pin number function 1+vin 2 remote on/off 3-vin 4 -vout 5 +vout 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) 14/f, 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 techsupport.embeddedpower @emerson.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. emerson network power and the emerson network power logo are trademarks and service marks of emerson electric co. ?2008 emerson electric co. emersonnetworkpower. com embedded computing embedded power monitoring outside plant power switching & controls precision cooling racks & integrated cabinets services surge protection emerson network power. the global leader in enabling business-critical continuity. ac power connectivity dc power
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