? coilcraft, inc. 2007 specifications subject to change without notice. please check our website for latest information. smt current sensor C T6522-AL document 369 -1 document 369-1 revised 03/20/07 this low cost transformer is designed for use at 50 khz to 300 khz to sense continuous currents up to 3 amps. the current windings can be connected in series to provide twice the output sensitivity. it offers 500 vrms interwinding isolation. the small footprint, low profile, surface mount ceramic case makes it ideal for high-density boards and provides an excellent surface for pick and place operations. applications include power supply feedback control, motor protection, overload sensing and detecting load drop or shutdown. to request free evaluation samples, contact coilcraft or visit www.coilcraft.com . 1. when ordering, please specify packaging code: T6522-AL d packaging: d =13 machine ready reel. eia-481 embossed plastic tape (750 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 d instead. 2. the two primary windings may be connected in parallel (1 : 50) to provide up to 3 a ( i in ) sensing capability (3 v out ), or connected in series (2 : 50) to provide twice the sensitivity (1 a i in yields 2 v out) . 3. inductance is for the secondary, measured at 100 khz, 0.1 vrms. 4. maximum volt-time product for the secondary. 5. varying terminating resistance increases or decreases output voltage/ampere according to the following equation: r t = v out n sec / i in . 6. operating temperature range ? 40c to +85c. 7. electrical specifications at 25c. typical application 1 2 5 6 3 4 50 t r t 1t i in v out frequency sensed volt-time r t for part turns (n) 2 inductance 3 dcr max ohms range current product 4 1 v out number 1 pri : sec min (mh) 1,2 ? 5,6 3 ? 4 (khz) max i in (v-sec) from 1 a i in 5 T6522-AL_ 1 : 50 3.4 0.006 0.70 50 ? 300 3 a 30 50 ohms 0 0.5 1.0 1.5 2.0 2.5 3.0 v out (volts rms) 0 0.5 1.0 1.5 2.0 2.5 3.0 current (amps rms) parallel series typical response (with r t = 50 ohm)
? coilcraft, inc. 2007 smt current sensor C T6522-AL specifications subject to change without notice. please check our website for latest information. 0.10 2,54 cen 0.060 1,52 notch indicates pin 1 0.065 1,65 recommended land pattern 0.290 7,37 0.25 6,35 max 1 6 3 4 1 6 3 4 0.300 7,62 max 0.430 10,9 max 0.040 1,02 0.100 2,54 cen typ ref 0.290 7,37 0.055 1,40 0.025 0,64 dimensions weight: 0.9 g termination: tin-silver-copper over silver-palladium-platinum tape and reel: 750/13 reel 24 mm tape width for packaging data see tape and reel specifications section. document 369-2 document 369-2 revised 03/20/07
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