etaldoc 345/10 page 1 of 6 march 2006 product data sheet powerline carrier p2820 isolation transformers P2821 p2822 p2823 features applications ? lead-free (pb-free) ? powerline carrier ? rohs compliant ? reinforced insulation ? 14.6mm seated height ? vacuum encapsulated ? low distortion ? iec 60950 and ul 60950 certified ? ul recognized component description the family of transformers p2820, P2821, p2822 and p2823 is specifically designed to provide signal coupling with safety for powerline carrier applications over four bands from 40khz to 148.5khz. typically, the devices are driven from low- impedance sources and are connected to the mains network using capacitors whose values are chosen to resonate with the transformer leakage inductance. they are particularly suitable for use with tri-state power amplifiers, e.g. texas instruments tle2301. the devices are completely lead-free, compliant with rohs directive 2002/95/ec, and suitable for lead-free and conventional processing. the devices are certified to iec 60950 and ul 60950 for reinforced insulation. they are ul recognized components and are supported by an iec cb test certificate. furthermore, the devices are designed for low distortion and meet the requirements of en 50065-1 for conducted emissions.
p2820, P2821, p2822, p2823 etaldoc 345/10 page 2 of 6 march 2006 specifications distortion exceed requirements of en 50065-1 (1991) for conducted emissions conditions : p2820, fundamental 40-90khz into artificial mains network of en 50065-1 at 122dbv and ac magnetizing current of 40ma rms at 50hz. circuit as figure 1. p2822 , fundamental 125-140khz into artificial mains network of en 50065-1 at 116db v and ac magnetizing current of 3ma rms at 50hz. circuit as figure 3. P2821, fundamental 95-125khz into artificial mains network of en 50065-1 at 116db v and ac magnetizing current of 10ma rms at 50hz. circuit as figure 2. p2823 , fundamental 140-148.5khz into artificial mains network of en 50065-1 at 116db v and ac magnetizing current of 3ma rms at 50hz. circuit as figure 4.
p2820, P2821, p2822, p2823 etaldoc 345/10 page 3 of 6 march 2006 summary specification voltage isolation 4kvrms at 50hz operating range ambient storage relative humidity -25 to +85oc -40 to +125oc to 95% typical lumped parameters as fig. 5 referred to pins 1-3. parameter conditions p2820 P2821 p2822 p2823 units series resistance r s (dcr+ ac resistance) 1v 100khz 0.5 0.6 1.0 1.3 leakage inductance l 1v 100khz 14.4 22 46 58 h shunt inductance l p 1v 100khz 400 600 1200 1600 h shunt loss r p 1v 100khz >20 >20 >20 >20 k turns ratio, n 1v 100khz 1.67 3.22 3.15 3.00 eq u i v a l e n t c i r c u i t fi g 5 ideal 1:n
p2820, P2821, p2822, p2823 etaldoc 345/10 page 4 of 6 march 2006 detailed specification, p2820 electrical at t = 25oc and as circuit fig. 5 unless otherwise indicated. parameter conditions min typ max units series resistance refered to pins 1-3 40khz 90khz 40-90khz 0.2 ? 0.2 0.27 0.38 - - 0.7 0.7 ? ? ? saturation current 1-3; 5% drop in shunt inductance, lp 120 150 - ma thermal resistance coil to ambient - 50 70 oc/w turns ratio, n 1.65 1.68 1.71 - voltage isolation (1) 50hz dc 4.0 5.5 - - - - kvrms kv operating range: functional storage ambient temperature -25 -40 - - +85 +125 oc oc lumped equivalent circuit parameters as fig. 6 dc resistance 1-3, -25oc to +85oc 4-6, -25oc to +85oc 0.08 0.20 - 0.2 0.54 leakage inductance l -25oc to +85oc 13.9 14.9 15.9 h shunt inductance lp 25oc -25oc to +85oc 300 175 500 - 700 1200 h h shunt loss rp 10 - - k interwinding capacitance, c iw 1,3 : 4,6 - 8 20 pf notes: 1. components are 100% tested at 6.5kvdc. lump ed circ uit p a ra me te rs fi g 6 ideal 1:1.68
p2820, P2821, p2822, p2823 etaldoc 345/10 page 5 of 6 march 2006 construction dimensions shown are in millimetres (inches). geometric centres of outline and pad grid coincide within a tolerance circle of 0.3mm ?. windings may be used interchangeably a primary or secondary. safety certification constructed in accordance with iec 60950-1:2001, en 60950-1:2001 and ul 60950-1, first edition, reinforced insulation 250vrms maximum working voltage, flammability class v-0. distance through solid insulation 0.4mm minimum. creepage and clearances in circuit are 9mm minimum where pcb pads do not exceed ?3mm. certified under the iec cb scheme (certificate dk-9431) to iec 60950-1:2001, sub-clauses 1.5, 1.5.1, 1.5.2, 1.7, 1.7.1, 2, 2.9, 2.9.1, 2.9.2, 2.9.3, 2.10, 2.10.1, 2.10.2, 2.10.3, 2.10.3.1, 2.10.3.3, 2.10.4, 2.10.5, 2.10.5.1, 2.10.5. 4, 4, 4.7, 4.7.1, 4.7.3, 4.7.3.1, 4.7.3.4, 5, 5.2, 5.2.1, and 5.2.2 for a maximum working voltage of 250vrms, nominal mains supply voltage not exceeding 250vrms and a maximum operating temperature of 85oc in pollution degree 2 environments, reinforced insulation, including national differences for denmark, finland, germany, norway, sweden, switzerland, usa, canada and uk. recognized under the component recognition program of underwriters laboratories inc. to us and canadian requirements can/csa c22.2 no. 60950-1-03/ul60950-1, first edition, based on iec 60950-1, first edition, maximum working voltage 250vrms, pollution degree 2, reinforced insulation. ul file number e203175. additionally, profec technologies certifies all transformers as providing voltage isolation of 3.88kvrms, 5.5kv dc minimum. all shipments are supported by a certificate of conformity to current applicable safety standards. e 2
p2820, P2821, p2822, p2823 etaldoc 345/10 page 6 of 6 march 2006 absolute maximum ratings copyright (ratings of components independent of circuit). short term isolation voltage (1s) 4.6kvrms, 6.5kvdc coil temperature (continuous) 155oc storage temperature -40oc to +125oc lead temperature, 10s 260oc etal, p2820, P2821, p2822, and p2823 are trade marks of profec technologies ltd. the trade mark etal is registered at the uk trade marks registry. profec technologies ltd. is the owner of the design right under the copyright designs and patents act 1988 and no rights or licences are hereby granted or implied to any third party. ? 1996 - 2006 profec technologies ltd. reproduction prohibited. etal group oy, kuormatie 14, fin-03101, nummela telephone: +358 (0)20 7500 330 fax: +358 (0)20 7500 333 website: www.etalgroup.com email: etalgroup@egruppen.com fm 25326 iso 9001 e203175
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