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1812L010 Datasheet(PDF) 10 Page - Littelfuse |
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1812L010 Datasheet(HTML) 10 Page - Littelfuse |
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10 / 74 page  www.littelfuse.com ©2006 Littelfuse Electronics Designers Guide POLYFUSE® Resettable PTCs Surface Mount 1210L Series The1210Lseriesdeviceprovidessurfacemount overcurrentprotectionforapplicationswherespaceisat apremiumandresettableprotectionisdesired. Electrical Characteristics Part Number Marking I hold (A) I trip (A) V max (Vdc) I max (A) P d max. (W) Maximum Time To Trip Resistance Agency Approvals Current (A) Time (Sec.) R min ( Ω) R typ ( Ω) R 1max ( Ω) 1210L005 A 0.05 0.15 30 10 0.60 0.25 1.50 3.600 25.00 50.00 X X 1210L010 B 0.10 0.30 30 10 0.60 0.50 1.50 1.600 7.000 15.00 X X 1210L020 C 0.20 0.40 30 10 0.60 8.00 0.02 0.800 2.900 5.000 X X 1210L035 E 0.35 0.70 6 100 0.60 8.00 0.20 0.320 0.810 1.300 X X 1210L050 F 0.50 1.00 13.2 100 0.60 8.00 0.10 0.250 0.550 0.900 X X 1210L075 G 0.75 1.50 6 100 0.60 8.00 0.10 0.130 0.290 0.400 X X 1210L110 H 1.10 2.20 6 100 0.60 8.00 0.30 0.060 0.140 0.210 X X 1210L150 K 1.50 3.00 6 100 0.80 8.00 0.50 0.040 0.070 0.110 X X I hold=Holdcurrent:maximumcurrentdevicewillpasswithouttrippingin20°Cstillair. I trip=Tripcurrent:minimumcurrentatwhichthedevicewilltripin20°Cstillair. V max=Maximumvoltagedevicecanwithstandwithoutdamageatratedcurrent(Imax) I max=Maximumfaultcurrentdevicecanwithstandwithoutdamageatratedvoltage(Vmax) P d=Powerdissipatedfromdevicewheninthetrippedstateat20°Cstillair. R min=Minimumresistanceofdeviceininitial(un-soldered)state. R typ=Typicalresistanceofdeviceininitial(un-soldered)state. R 1max=Maximumresistanceofdeviceat20°Cmeasuredonehouraftertrippingorreflow solderingof260°Cfor20sec. Caution:Operationbeyondthespecifiedratingmayresultindamageandpossiblearcing andflame. Description Applications •USBperipherals •Diskdrives •CD-ROMs •PCmotherboards-plug andplayprotection •Mobilephones-battery andportprotection •PDAs/digitalcameras •Gameconsoleport protection Features •RoHScompliantand lead-free •Fastresponsetofault currents •Compactdesignsaves boardspace •Lowresistance •Low-profile •Compatiblewithhigh temperaturesolders Agency Approvals AGENCY AGENCY FILE NUMBER E183209 R50082521 0L Series Specifications are subject to change without notice. |
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