output specifications output power 100 watts max voltage accuracy full load and nominal vin 1.5% voltage adjustability (note 1) + 10% , -20% minimum load none line regulation ll to hl at fl 0.2% load regulation no load to full load see table remote sense 10% of vout ripple and noise 20mhz bandwidth (measured with a 1uf m/c and a 10uf t/c) 100mvp-p temperature coefficient 0.02% / oc, max transient response recovery time 25% load step change 200us over voltage protection threshold(non-latching hiccup) 120% vout max over current protection threshold 110% ~ 140% of iout rated short circuit protection hiccup, automatics recovery input specifications input voltage range 48v nominal input 36 ? 75vdc under voltage lockout power up power down 34v typ. 32v typ. input filter (note 2) l-c type input surge voltage 100ms max 100vdc start up time nominal vin and constant resistor load power up remote on/off 25ms typ 25ms typ remote on/off (note 3) (negative logic) (positive logic) dc-dc on dc-dc off dc-dc on dc-dc off i on/off = 1ma max short or 0v < vr < 1.2v open or 3.5v < vr < 15v open or 3.5v < vr < 15v short or 0v < vr < 1.2v general specifications efficiency see table isolation voltage input to output input to case output to case 1600vdc,min 1000vdc,min 1000vdc,min isolation resistance 10 7 ohms, min isolation capacitance 2500 pf, ma x switching frequency 270 khz, typ approvals and standard iec60950, ul60950, en60950 case material a luminum base plate weight (approx) 42g (1.46 oz) mtbf bellcore tr-nwt-000332, tc=40 oc , io=80%,max 2.5 x 10 6 hrs environmental specifications operating base-plate temperature range (note 4) -40 oc to +100 oc over temperature protection 110oc, ma x storage temperature range -55 oc to +125 oc thermal shock mil-std-810d vibration 10~55hz, 2g, 3minutes period, 30minutes along x,y and z humidity , max , non-condensing 95% emc characteristics conducted emissions en55022 (note 5) en55022 (note 5) level a level b radiated emissions en55022 level a esd radiated immunity fast transient surge conducted immunity en61000-4-2 en61000-4-3 en61000-4-4 en61000-4-5 en61000-4-6 perf. criteria2 perf. criteria2 perf. criteria2 perf. criteria2 perf. criteria2 ? single output up to 30a ? industry standard footprint ? no minimum load ? adjustable output voltage ? under-voltage lockout ? high efficiency up to 90% ? compact 2.28 x 1.45 x 0.50 inch package ? fixed switching frequency qeb100 single output dc/dc converters provide up to 100 watts of output power in an industry standard quarter-brick package and footprint. these units are specifically designed to meet the power needs of low-voltage silicon. all models feature a wide input range, trimmable output voltage and a 30a current rating. remote sense and remote on/off facilities are included as standard, and the converters are comprehensively protected against over-current, over-voltage and over-temperature conditions. the qeb100 converters are especially suited to telecom, networking and industrial application. technical specification a ll s p ecifications are t yp ical at nominal in p ut , full load and 25oc otherwise noted ul e193009 tuv r50020744 cb jptuv-5363 ce mark
model number input range output voltage output current eff (6) (%) load regulation qeb100-48s1p8 36 ? 75 vdc 1.8 vdc 30a 85 5.4mv qeb100-48s2p5 36 ? 75 vdc 2.5 vdc 30a 87 7.5mv qeb100-48s3p3 36 ? 75 vdc 3.3 vdc 25a 89 10mv qeb100-48s05 36 ? 75 vdc 5 vdc 20a 90 15mv product options table option suffix negative remote on/off logic, 0.20? pin length (standard) - negative remote on/off logic, 0.145? pin length -l negative remote on/off logic, 0.11? pin length -k positive remote on/off logic, 0.20? pin length -p positive remote on/off logic, 0.145? pin length -s positive remote on/off logic, 0.11? pin length -m ( 7 ) note 1. maximum output deviation is 10% inclusive of trim. if remote sense is not being used, the +v sense should be connected to it s corresponding +output and likewise the ?sense should be connected to its corresponding ?output. 2. an external filter capacitor is required for normal operation. the capacitor should be capable of handing 1a ripple current for 48v models. power mate suggest: nippon chemi-con kmf series, 220 f/100v, esr 90m . 3. the negative / positive logic and pin length are optional ( see table ). the pin voltage is referenced to negative input. 4. heat sink is optional and p/n 7g-0029 7g-0030 7g-0031 7g-0032. 5. the qeb100 meets level a and level b conducted emissions only with external components connected before the input pin to the converter. 6. typical value at nominal input voltage and full load 7. baseplate grounding base-plate should be grounded at one of the four screw bolts prior to operation. 8. the converter is provided by basic insulation. pin define 1 - input 2 on/off 3 + input 4 - output 5 - sense 6 trim 7 + sense 8 + output pin connection output can be externally trimmed by using the method shown below. external output trimming 7 6 trim up r u 6 5 trim down r d example qeb100-48s3p3-p
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