current sense transformers cst4835 document 915-1 dcr max frequency volt-time sensed terminating turns (n) inductance 2 (ohms) range product 3 current i in 4 resistance r t 5 part number 1 pri : sec min (h) pri sec (khz) (vsec) max (a) (ohms) cst4835-020e_ 1 : 20 33 0.003 0.35 83 C 1000 6.0 7 2.9 cst4835-030e_ 1 : 30 74 0.003 0.90 56 C 1000 9.0 7 4.3 cst4835-040e_ 1 : 40 132 0.003 1.60 42 C 1000 12.0 7 5.7 cst4835-050e_ 1 : 50 205 0.003 2.50 33 C 1000 15.0 7 7.1 cst4835-060e_ 1 : 60 295 0.003 3.60 28 C 1000 18.0 7 8.6 cst4835-070e_ 1 : 70 400 0.003 4.60 24 C 1000 21.0 7 10.0 cst4835-100e_ 1 : 100 820 0.003 9.50 17 C 1000 30.0 7 14.3 cst4835-125e_ 1 : 125 1280 0.003 13.0 13 C 1000 37.5 7 17.9 cst4835-150e_ 1 : 150 1800 0.003 21.0 11 C 1000 45.0 7 21.4 1. when ordering, please specify packaging code: cst4835-150e c packaging: c = 7 machine-ready reel. eia-481 embossed plastic tape (500 parts per full reel). b = less than full reel. in tape, but not machine ready. to have a leader and trailer added ($25 charge), use code letter c instead. d = 13 machine-ready reel. eia-481 embossed plastic tape (2200 parts per full reel). 2. inductance measured between secondary pins at 100 khz, 0.1 vrms, 0 adc. 3. maximum volt-time product is for the secondary, based on 2000 gauss. 4. primary current of 7 a causes less than 25c temperature rise from 25c ambient. higher current causes a greater temperature rise (see temperature rise vs current curve). 5. terminating resistance (r t ) value is based on 1 volt output with 7 amps fowing through the primary. varying terminating resistance increases or decreases output voltage/ampere according to the following equation: r t = v out n sec / i in. core material ferrite environmental rohs compliant, halogen free terminations rohs compliant silver over nickel over phos bronze. weight 115 C 122 mg ambient temperature C40c to +125c maximum part temperature +165c (ambient + temp rise) storage temperature component: C40c to +165c. tape and reel 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 500/7 reel; 2200/13 reel; plastic tape: 12 mm wide, 0.35 mm thick, 8 mm pocket spacing, 3.6 mm pocket depth pcb washing tested to mil-std-202 method 215 plus an additional aqueous wash. see doc787_pcb_washing.pdf . ? aec-q200 grade 1 qualifed (C40c to +125c ambient) ? miniature smt design, only 4.5 4.8 mm footprint ? 500 vrms, one minute isolation (hipot) between windings ? designed for use up to 1 mhz to sense continuous currents to 7 amps document 915-1 revised 04/25/16 4 sec (n tur ns) pr i (1 tur n) 3 2 1 r t v out i in 6 electrical specifcations at 25c. refer to doc 362 soldering surface mount components before soldering. us uk t aiwan china singapore +1-847-639-6400 sales@coilcraft.com +44-1236-730595 sales@coilcraft-eur ope.com +886-2-2264 3646 sales@coilcraft.com.tw +86-21-6218 8074 sales@coilcraft.com.cn + 65-6484 8412 sales@coilcraft.com.sg ? coilcraft inc. 2016 this pr oduct may not be used in medical or high risk applications without prior coilcraft appr oval. specification subject to change without notice. please check web site for latest infor mation.
document 915-2 document 915-2 revised 04/25/16 temperature rise vs current dimensions are in inches mm 50 40 30 20 0 10 15 5 25 35 45 t emperature r ise (f ro m 2 5c) current (a rms) 4 2 13 57 08 9 61 2 10 11 us uk t aiwan china singapore +1-847-639-6400 sales@coilcraft.com +44-1236-730595 sales@coilcraft-eur ope.com +886-2-2264 3646 sales@coilcraft.com.tw +86-21-6218 8074 sales@coilcraft.com.cn + 65-6484 8412 sales@coilcraft.com.sg ? coilcraft inc. 2016 this pr oduct may not be used in medical or high risk applications without prior coilcraft appr oval. specification subject to change without notice. please check web site for latest infor mation. cst4835 series smt current sense transformers
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