document 874-1 revised 11/24/14 shielded power inductors C ser3018h document 874-1 inductance 2 dcr (mohms) 3 srf typ 4 i sat (a) 5 i rms (a) 6 part number 1 10% (h) nom max (mhz) 10% drop 20% drop 30% drop 20c rise 40c rise ser3018h-332ke 3.3 2.56 2.82 40 91.0 92.5 93.6 20 28 ser3018h-472ke 4.7 2.56 2.82 30 59.0 61.2 62.4 20 28 ser3018h-682ke 6.8 2.56 2.82 25 42.0 45.0 45.9 20 28 SER3018H-103KE 10 2.56 2.82 20 28.0 31.2 32.1 20 28 ser3018h-153ke 15 2.56 2.82 16 18.0 21.2 21.9 20 28 ser3018h-223ke 22 2.56 2.82 15 12.0 14.0 15.0 20 28 ser3018h-333ke 33 2.56 2.82 10 7.0 8.7 9.6 20 28 core material ferrite environmental rohs compliant, halogen free terminations rohs compliant matte tin over nickel over phos bronze. other terminations available at additional cost. weight 36.2 g ambient temperature C40c to +85c with i rms current, +85c to +125c with derated current storage temperature component: C40c to +125c. tray packaging: C40c to +80c resistance to soldering heat max three 40 second refows at +260c, parts cooled to room temperature between cycles moisture sensitivity level (msl) 1 (unlimited foor 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 25 pieces per tray pcb washing tested to mil-std-202 method 215 plus an additional aqueous wash. see doc787_pcb_washing.pdf . ? same electrical specifcations and land pattern as the ser2918h ? mounting plate with three pads for excellent board adhesion ? extremely low dcr; current handling up to 93.6 amps 1. when ordering, please specify termination code: ser3018h-333k e termination: e = halogen free component. rohs compliant matte tin over nickel over phos bronz. special order: t = rohs tin-silver-copper (95.5/4/0.5) or s = non-rohs tin-lead (63/37). 2. inductance measured at 500 khz, 0.1 vrms, 0 adc on an agilent/hp 4284a lcr meter or equivalent. 3. dcr measured on a keithley 580 micro-ohmmeter or equivalent. 4. srf measured using an agilent/hp 4395a network analyzer and an agilent/hp 16193a test fxture. 5. dc current at which the inductance drops the specifed amount from its value without current. 6. current that causes the specifed temperature rise from 25c ambient. 7. electrical specifcations at 25c. refer to doc 362 soldering surface mount components before soldering.
document 874-2 document 874-2 revised 11/24/14 temperature rise vs current current derating dimensions are in inches mm 80 70 60 50 40 30 20 0 10 t emperature r ise (f ro m 2 5c) current (a rms) 10 03 04 0 20 50 60 -40 -20 02 04 06 08 0 100 140 120 a mbient t emperatur e (c) pe r cent of r ated c urrent 120 110 100 90 80 70 60 50 40 30 20 10 0 i sat i rm s 25 c shielded power inductors C ser3018h series
document 874-3 document 874-3 revised 11/24/14 l vs current l vs frequency 10 100 0.1 1 100 10 current (a) inductance (h) 1 10 h 15 h 22 h 4.7 h 33 h 6.8 h 3.3 h 0.1 10 100 0.1 1 100 10 frequency (mhz) inductance (h) 10 h 15 h 22 h 4.7 h 33 h 6.8 h 3.3 h 1 esr vs frequency 0 10 20 30 40 50 0.1 11 0 frequenc y (mhz) equiv alent series resistance (ohms) 6.8 h 4.7 h 33 h 3.3 h 22 h 15 h 10 h shielded power inductors C ser3018h series
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