48 10/02 applications overcurrent and short-circuit protection features lead-free terminals high thermal stability small size ul approval to ul 1434 (file number e69802) vde approval (license number 104843 e) options leadless disks available on request delivery mode cardboard strips (standard) cardboard tape reeled or in ammo pack on request general technical data max. operating voltage ( t a = 60 c) v max rated voltage v n switching cycles (typ.) n reference temperature (typ.) t ref resistance tolerance ? r n operating temperature range ( v = 0) t op ( v = v max ) t op 15 12 100 150 20 % ? 25/+ 125 0/+ 60 vdc or vac vdc or vac c c c electrical specification and ordering code i n ma i s ma i smax ( v = v max ) a i r (typ.) ( v = v n ) ma i r (typ.) ( v = v max ) ma r n ? r min ? ordering code 650 1250 2,5 120 150 1 0,55 B59585b1150a070 tpt0789-c 5 3 max. 0,6 6,8 max. 11,5 max. dimensions (mm) B59585 b 1585 leaded disk, uncoated, 12 v overcurrent protection
49 10/02 reliability data test standard test conditions | ? r 25 / r 25 | switching test at room temperature iec 60738-1 i smax v max number of cycles: 100 < 25% dry heat at upper category temperature iec 60738-1 storage at upper category temperature for t : 1000 h < 25% life test at v max / t op iec 60738-1 storage at v max / t op for t : 1000 h < 25% storage in damp heat iec 60068-2-3 temperature of air: 40 c relative humidity of air: 93% duration: 56 days < 10% rapid change of temperature in air iec 60068-2-14, test n a t = t lct , t = t uct number of cycles: 5 t : 30 min < 10% vibration iec 60068-2-6, test f c f = 10?55 hz h = 0,75 mm (respectively 10 g) t : 3 2 h < 5% bump iec 60068-2-27 pulse shape: half-sine a : = 50 g pulse duration: 1 ms; 6 3 pulses < 5% climatic sequence iec 60068-2-30 dry heat: t = t uct t : 16 h damp heat first cycle cold: t = t lct t : 2 h damp heat 5 cycles < 10% B59585 b 1585 leaded disk, uncoated, 12 v overcurrent protection
50 10/02 characteristics (typical) ptc resistance r ptc versus ptc temperature t ptc (measured at low signal voltage) ptc current i ptc versus ptc voltage v ptc (measured at 25 c in still air) switching time t s versus switching current i s (measured at 25 c in still air) rated current i n versus ambient temperature t a (measured in still air) 0 ptc r ptc t tpt0786-m ? B59585b1150a070 50 100 150 200 250 ? c 350 0 10 1 10 2 10 3 10 1 10 _ ptc i ptc v tpt0774-y ma 10 2 v 10 0 10 1 20 1 10 _ 10 3 2000 B59585b1150a070 0 s t s i tpt0773-q a 10 _ 1 10 0 s 123 4 5 6 10 1 10 2 B59585b1150a070 n, 25 ? c t n , a a t 0 tpt0772-h ? c _ 20 0 20 40 60 80 100 140 0,2 0,4 0,6 0,8 1,0 1,4 B59585b1150a070 B59585 b 1585 leaded disk, uncoated, 12 v overcurrent protection
herausgegeben von epcos ag unternehmenskommunikation, postfach 80 17 09, 81617 mnchen, deutschland ++49 89 636 09, fax (0 89) 636-2 26 89 ? epcos ag 2002. vervielf?ltigung, ver?ffentlichung, verbreitung und verwertung dieser broschre und ihres inhalts ohne aus- drckliche genehmigung der epcos ag nicht gestattet. bestellungen unterliegen den vom zvei empfohlenen allgemeinen lieferbedingungen fr erzeugnisse und leistungen der elek- troindustrie, soweit nichts anderes vereinbart wird. diese broschre ersetzt die vorige ausgabe. fragen ber technik, preise und lieferm?glichkeiten rich ten sie bitte an den ihnen n?chstgelegenen vertrieb der epcos ag oder an unsere vertriebsgesellschaften im ausland. bauelemente k?nnen aufgrund technischer erfordernisse gefahrstoffe ent- halten. ausknfte darber bitten wir unter angabe des betreffenden typs ebenfalls ber die zust?ndige vertriebsgesellschaft ein - zuholen. published by epcos ag corporate communications, p.o. box 80 17 09, 81617 munich, germany ++49 89 636 09, fax (0 89) 636-2 26 89 ? epcos ag 2002. reproduction, publication and dissemination of this brochure and the information contained therein without epcos? prior express consent is prohibited. purchase orders are subject to the general conditions for the s upply of products and services of the electrical and electronics industry recommended by the zvei (german electrical and el ectronic manufacturers? associ ation), unless otherwise agreed. this brochure replaces the previous edition. for questions on technology, prices and delivery please contact the sales offices of epcos ag or the international representa- tives. due to technical requirements components may contain dangerous substances. for information on the type in question please also contact one of our sales offices.
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