? coilcraft, inc. 2009 specifications subject to change without notice. please check our website for latest information. pfc boost inductor document 607 document 607 revised 12/23/08 1. inductance measured at 100 khz, 0.1 v, 0 adc using an agilent/ hp 4284a impedance analyzer or equivalent. 2. dcr measured on cambridge technology micro-ohmmeter. 3. leakage inductance is for the primary and measured with pins 4 and 8 shorted. 4. current that causes a 40oc temperature rise from 25c ambient. 5. electrical specifications at 25c. induct ance leakage inductance 1 at i pk i pk dcr max (ohms) 2 inductance 3 turns ratio i rms 4 part number 15% (h) min (h) (a) pri aux max (h) pri : aux (a) FA2890-AL 400.0 340.0 3.7 0.27 0.345 50.0 10 : 1 2.2 for on semiconductor ncp1606 pfc controller 4 1 1 8 5 1.122 28,50 0.830 21,10 1.025 26,04 max max max 0.787 0.008 20,0 0.20 0.787 20,0 1.275 0.225 3,235 0,575 0.197 5,00 0.031 0,80 0.054 1.37 recommended board layout 0.591 15,0 1 5 pri aux 8 4 core material ferrite terminations rohs compliant tin-silver over tin over copper over copper-steel weight 27.2 g ambient temperature ?40c to +85c with i rms current, +85c to +125c with derated current storage temperature component: ?40c to +85c. packaging: ?40c to +80c moisture sensitivity level (msl) 1 (unlimited floor life at <30c / 85% relative humidity) failures in time (fit) / mean time between failures (mtbf) 38 per billion hours / 26,315,789 hours, calculated per telcordia sr-332 packaging 36 parts per tray pcb washing only pure water or alcohol recommended ? designed to operate in 100 watt applications. ? referenced as l boost in application note and8282/d. ? auxiliary winding provides zero current detection (zcd) information and can also supply power to the ncp1606. ? 1000 vrms winding to winding and winding to core isolation irms derating -40 -20 0 20 40 60 80 100 140 120 ambient temperature (c) 120 110 100 90 80 70 60 50 40 30 20 10 0 25c percent of rated rms i
|
