output specifications output power 40 watts max voltage accuracy fl and nominal vin single / dual triple main auxiliary 1% 1% 3% voltage adjustability (note 1) single output only 10% minimum load (note 2) single and dual triple 0% 10% of fl line regulation ll to hl at full load single/dual triple(main) triple(auxiliary) 0.5% 1% 5% load regulation (note 3) 10% to 100% fl single dual triple main auxiliary 0.5% 1% 2% 5% load cross regulation (note 4) single/dual/triple(main) triple(auxiliary) 1% 5% ripple and noise (note 5) 20mhz bandwidth (measured with a 104pf/50v mlcc) see table temperature coefficient 0.02% / oc, max transient response recovery time 25% load step change 400us over voltage protection zener diode clamp 3.3v output 5v output 12v output 15v output 3.9v 6.2v 15v 18v over load protection % of fl at nominal input 150% max short circuit protection hiccup, automatics recovery input specifications input voltage range 24v nominal input 48v nominal input 18 ? 36vdc 36 ? 75vdc under voltage lockout 24v input 48v input dc-dc on dc-dc off dc-dc on dc-dc off 17.8vdc 16vdc 36vdc 34vdc input filter (note 6) l-c type input voltage variation dv/dt 5v/ms,max (complies with ets300 132 part 4.4) input surge voltage 100ms max 24v input 48v input 50vdc 100vdc input reflected ripple (note 7) nominal vin and full load 40map-p start up time nominal vin and constant resistor load 25ms typ remote on/off (note 8) remote off input current dc-dc on dc-dc off nominal vin open or 3.5v < vr < 12v short or 0v < vr < 1.2v 2.5ma general specifications efficiency see table isolation voltage 1600vdc, min isolation resistance 10 9 ohms, min isolation capacitance 1000pf, max switching frequency (note 9) 300khz, typ a pprovals and standard iec60950, ul1950, en60950 case material nickel-coated coppe r base material non-conductive black fr4 potting material epoxy (ul94-v0) dimensions 2.00 x 2.00 x 0.40 inch (50.8 x 50.8 x 10.2 mm) weight 60g (2.11oz) mtbf (note 10) 1.398 x 10 6 hrs environmental specifications operating temperature range -40oc ~ +85oc (with derating) maximum case temperature 100oc storage temperature range -55oc ~ +105oc over temperature protection 115oc, typ thermal impedance (note 11) nature convection heat-sink with 20lfm heat-sink with 500lfm 9.2oc/watt 8.5oc/watt 2.8oc/watt thermal shock mil-std-810d vibration 10~55hz, 2g, 30minutes along x,y and z relative humidity 5% to 95% rh emc characteristics conducted emissions en55022 level a radiated emissions en55022 level a esd en61000-4-2 perf. criteria2 radiated immunity en61000-4-3 perf. criteria2 fast transient en61000-4-4 perf. criteria2 surge en61000-4-5 perf. criteria2 conducted immunity en61000-4-6 perf. criteria2 the fec40 series offer 40 watts of output power from a 2 x 2 x 0.4 inch package. the fec40 series with 2:1 wide input voltage of 18-36vdc and 36-75vdc and features 1600vdc of isolation, short-circuit and over-voltage protection, as well as six sided shielding. all models are particularly suited to telecommunications, industrial, mobile telecom and test equipment applications. technical specification all specifications are typical at nominal input, full load and 25oc otherwise noted ul e193009 tuv r50009835 cb jptuv-003843 ce mark patent no.144566 ? offer single, dual (total output current 8a) and triple output ? 40 watts maximum output power ? 2:1 wide input voltage range ? international safety standard approval ? six-sided continuous shield ? high efficiency up to 90% ? standard 2? x 2? x 0.4? package ? fixed switching frequency
model number input range output voltage output current output ripple & noise input current (13) eff ( 1 4) (%) capacitor ( 1 5) load max fec40-24s3p3 18 ? 36 vdc 3.3 vdc 8000ma 50mvp-p 1325ma 87 21000uf fec40-24s05 18 ? 36 vdc 5 vdc 8000ma 50mvp-p 1961ma 89 13600uf fec40-24s12 18 ? 36 vdc 12 vdc 3333ma 75mvp-p 2048ma 88 2360uf fec40-24s15 18 ? 36 vdc 15 vdc 2666ma 75mvp-p 1985ma 89 1510uf FEC40-24D3305 18 ? 36 vdc 3.3 / 5 vdc 4a / 4a (total 8a) (12) 100mvp-p 1729ma 84 11000 / 6800uf fec40-24t3312 18 ? 36 vdc 3.3 / 12 vdc 6000ma / 400ma 50 / 75mvp-p 1512ma 85 13000 / 330uf fec40-24t3315 18 ? 36 vdc 3.3 / 15 vdc 6000ma / 300ma 50 / 75mvp-p 1481ma 85 13000 / 110uf fec40-24t0512 18 ? 36 vdc 5 / 12 vdc 6000ma / 400ma 50 / 75mvp-p 1989ma 87 6800 / 330uf fec40-24t0515 18 ? 36 vdc 5 / 15 vdc 6000ma / 300ma 50 / 75mvp-p 1958ma 87 6800 / 110uf fec40-48s3p3 36 ? 75 vdc 3.3 vdc 8000ma 50mvp-p 655ma 88 21000uf fec40-48s05 36 ? 75 vdc 5 vdc 8000ma 50mvp-p 969ma 90 13600uf fec40-48s12 36 ? 75 vdc 12 vdc 3333ma 75mvp-p 1000ma 89 2360uf fec40-48s15 36 ? 75 vdc 15 vdc 2666ma 75mvp-p 992ma 89 1510uf fec40-48d3305 36 ? 75 vdc 3.3 / 5 vdc 4a / 4a (total 8a) (12) 100mvp-p 854ma 85 11000 / 6800uf fec40-48t3312 36 ? 75 vdc 3.3 / 12 vdc 6000ma / 400ma 50 / 75mvp-p 747ma 86 13000 / 330uf fec40-48t3315 36 ? 75 vdc 3.3 / 15 vdc 6000ma / 300ma 50 / 75mvp-p 732ma 86 13000 / 110uf fec40-48t0512 36 ? 75 vdc 5 / 12 vdc 6000ma / 400ma 50 / 75mvp-p 982ma 88 6800 / 330uf fec40-48t0515 36 ? 75 vdc 5 / 15 vdc 6000ma / 300ma 50 / 75mvp-p 967ma 88 6800 / 110uf note 1. maximum output deviation is 10% inclusive of remote sense and trim. if remote sense is not being used, the +vsense should be connected to its corresponding +output and likewise the sense should be connected to its corresponding ?output. 2. the triple output required a minimum 10% loading on the output to maintain specified regulation. operation under no-load condition will not damage these devices, however they may not meet all listed specification 3. load regulation for triple output: main output(v1):10 to 100% with 10% to 100% balanced on auxiliaries. auxiliary outputs(v2 and v3):10% to 100% balanced on all outputs. 4. cross regulation for triple output: main output 100% load, auxiliary 100%,other auxiliary25% to 100%. auxiliary outputs(v2 and v3):main output 100% load, auxiliary 100%, other auxiliary 25% to 100% or main output 25%,auxiliary 25%,other auxiliary 25% to 100%. 5. the models of fec40-xxd3305 are specified with a 1uf ceramic output capacitors. 6. an external filter capacitor is required for normal operation. the capacitor should be capable of handing 1a ripple current for 48v/24v models. power mate suggest: nippon chemi-con kmf series, 220 f/100v, esr 90m . 7. simulated source impedance of 12uh. 12uh inductor in series with +vin. 8. the on/off control pin voltage is referenced to negative input. 9. switching frequency for dual output: master (5vo) 300khz slave (3.3vo) 500khz 10. bellcore tr-nwt-000332. case i: 50% stress, temperature at 40oc. (ground fixed and controlled environment). 11. heat sink is optional and p/n 7g-0026a. 12. any condition of dual output (3.3v/5v) rated iout current, not to exceed 8a of total output currents. the product safety approval pending.. 13. maximum value at nominal input voltage and full load. 14. typical value at nominal input voltage and full load. 15. test b y minimum vin and constant resistor load. 1 2.00 (50.8) 0.40 ( 10.2 ) 0.20 (5.1) 1.80 ( 45.7 ) 2.00 ( 50.8 ) 0.80 (20.3) 0.60 (15.2) 0.30 (7.6) 0.10 (2.5) 0.50 (12.7) 0.20 (5.1) 4 32 8 7 6 5 9 0.40 ( 10.2 ) 0.22 (5.6) 1. all dimensions in inches (mm) 2. pin p itch tolerance 0.014 ( 0.35 ) dia. 0.04 1.15 (29.2) fec40-48s05 derating curve 50 60 70 80 90 100 -40 -25 0 -10 25 50 75 100 0 ambient temperature ( o c ) output power (%) nature convection 60 66 72 75 36 54 42 82 83 input voltage (v) efficiency (%) fec40-48s05 efficiency vs input voltage 92 91 90 89 88 87 86 85 84 48 5 6 7 8 1 2 65 70 output load (a) efficiency (%) fec40-48s05 efficiency vs output load 94 92 90 88 86 84 82 80 75 3 4 pin connection pin single 1 + input 2 - input 3 ctrl 4 nc 5 - sense ( n ote 1 ) 6 + sense ( n ote 1 ) 7 + output 8 - output 9 trim dual + input - input ctrl 3.3v 3.3v rtn (com) nc nc 5v 5v rtn (com) triple + input - input ctrl + aux common - aux + output - output (com) nc output can be externally trimmed by using the method shown below. external output trimming 8 9 trim up r u 9 7 trim down r d bottom view
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