radial lead resettable polymer ptcs revision february 27, 2014 1 / 4 @ socay electronics co., ltd. 2014 specifications are subject to change without notice. please refer to www.socay.com for current information. sc60 series socay electronics co., ltd. www.socay.com sc60 series radial leaded ptcs are designed to provide over-current protection for low voltage ( 60v) applications where space is not a concern and resettable protection is preferred. u cured, ? ame retardant epoxy polymer meets ul 94v-0 requirements u 60v operating voltage u fast time-to-trip u rohs compliant, lead-free and halogen-free u usb hubs ,ports and peripherals u power ports u ieee1394 ports u motor protection u automotive application u computers and peripherals u general electronics maximum time to trip resistance part number i hold (a) i trip (a) v max (vdc) i max (a) p dtyp. (w) current (a) time (sec.) r min ( ) r max ( ) r 1max ( ) SC60-005 0.05 0.10 60 40 0.22 0.25 5.0 7.30 20.00 30.00 sc60-010 0.10 0.20 60 40 0.38 0.50 4.0 2.50 7.50 12.00 sc60-017 0.17 0.34 60 40 0.48 0.85 3.0 2.00 5.20 8.00 sc60-020 0.20 0.40 60 40 0.41 1.00 2.2 1.50 3.00 4.40 sc60-025 0.25 0.50 60 40 0.45 1.25 2.5 1.10 2.20 3.00 sc60-030 0.30 0.60 60 40 0.49 1.50 3.0 0.80 1.60 2.10 sc60-040 0.40 0.80 60 40 0.56 2.00 3.8 0.50 1.00 1.29 sc60-050 0.50 1.00 60 40 0.77 2.50 4.0 0.45 0.90 1.17 sc60-065 0.65 1.30 60 40 0.88 3.25 5.3 0.30 0.60 0.72 sc60-075 0.75 1.50 60 40 0.92 3.75 6.3 0.25 0.50 0.60 sc60-090 0.90 1.80 60 40 0.99 4.50 7.2 0.20 0.40 0.47 sc60-110 1.10 2.20 60 40 1.50 5.50 8.2 0.15 0.32 0.38 sc60-135 1.35 2.70 60 40 1.70 6.75 9.6 0.12 0.24 0.30 sc60-160 1.60 3.20 60 40 1.90 8.00 11.4 0.09 0.18 0.22 sc60-185 1.85 3.70 60 40 2.10 9.25 12.6 0.08 0.16 0.20 sc60-200 2.00 4.00 60 40 2.10 6.00 20.0 0.08 0.16 0.20 sc60-250 2.50 5.00 60 40 2.50 12.50 15.6 0.05 0.11 0.13 sc60-300 3.00 6.00 60 40 2.80 15.00 19.8 0.04 0.08 0.10 sc60-375 3.75 7.50 60 40 3.20 18.75 24.0 0.03 0.065 0.08 sc60-500 5.00 10.00 60 40 3.20 15.00 25.0 0.025 0.05 0.06 i hold = hold current: maximum current device will pass without tripping in 25 c still air. i trip = trip current: minimum current at which the device will trip in 25 c still air. v max = maximum voltage device can withstand without damage at rated current (i max ) i max = maximum fault current device can withstand without damage at rated voltage (v max ) p dtyp. = power dissipated from device when in the tripped state at 25 c still air. r min = minimum resistance of device in initial (un-soldered) state. r max = maximum resistance of device in initial (un-soldered) state. r 1max = maximum resistance of device at 25 c measured one hour after tripping. caution: operation beyond the speci ? ed rating may result in damage and possible arcing and flame. description features electrical parame ters applications
radial lead resettable polymer ptcs revision february 27, 2014 2 / 4 @ socay electronics co., ltd. 2014 specifications are subject to change without notice. please refer to www.socay.com for current information. sc60 series socay electronics co., ltd. www.socay.com ambient operation temperature -40 c -20 c 0 c 25 c 40 c 50 c 60 c 70 c 85 c part number hold current (a) SC60-005 0.078 0.068 0.06 0.05 0.04 0.036 0.032 0.027 0.02 sc60-010 0.16 0.14 0.12 0.10 0.08 0.072 0.063 0.054 0.04 sc60-017 0.26 0.23 0.20 0.17 0.14 0.12 0.11 0.09 0.07 sc60-020 0.31 0.27 0.24 0.20 0.16 0.14 0.13 0.11 0.08 sc60-025 0.39 0.34 0.30 0.25 0.20 0.18 0.16 0.14 0.10 sc60-030 0.47 0.41 0.36 0.30 0.24 0.22 0.20 0.16 0.12 sc60-040 0.62 0.54 0.48 0.40 0.32 0.29 0.25 0.22 0.16 sc60-050 0.78 0.68 0.60 0.50 0.41 0.36 0.32 0.27 0.20 sc60-065 1.01 0.88 0.77 0.65 0.53 0.47 0.41 0.35 0.26 sc60-075 1.16 1.02 0.89 0.75 0.61 0.54 0.47 0.41 0.30 sc60-090 1.40 1.22 1.07 0.90 0.73 0.65 0.57 0.49 0.36 sc60-110 1.71 1.50 1.31 1.10 0.89 0.79 0.69 0.59 0.44 sc60-135 2.09 1.84 1.61 1.35 1.09 0.97 0.85 0.73 0.54 sc60-160 2.48 2.18 1.90 1.60 1.30 1.15 1.01 0.86 0.64 sc60-185 2.87 2.52 2.20 1.85 1.50 1.33 1.17 1.00 0.74 sc60-200 3.10 2.72 2.38 2.00 1.62 1.44 1.26 1.08 0.80 sc60-250 3.88 3.40 2.98 2.50 2.03 1.80 1.58 1.35 1.00 sc60-300 4.65 4.08 3.57 3.00 2.43 2.16 1.89 1.62 1.20 sc60-375 5.81 5.10 4.46 3.75 3.04 2.70 2.36 2.03 1.50 sc60-500 7.75 6.80 5.95 5.00 4.05 3.60 3.15 2.70 2.00 a=SC60-005 b=sc60-010 c=sc60-017 d=sc60-020 e=sc60-025 f=sc60-030 g=sc60-040 h=sc60-050 i=sc60-065 j=sc60-075 k=sc60-090 l=sc60-110 m=sc60-135 n=sc60-160 o=sc60-185 p=sc60-250 q=sc60-300 r=sc60-375 temperature rerating chart C i hold (a) temperature rerating curve average time current curves time in seconds current in amperes 0.1 1 10 100 1000 100 10 1 0.01 0.1 0.001 percentage of r ated current temperature ( c)
radial lead resettable polymer ptcs revision february 27, 2014 3 / 4 @ socay electronics co., ltd. 2014 specifications are subject to change without notice. please refer to www.socay.com for current information. sc60 series socay electronics co., ltd. www.socay.com test test conditions accept/reject criteria resistance in still air @25 2 c r min r r max hold current 60 min, at i hold , in still air @25 2 c no trip time to trip specified current, v max , @25 2 c t maximum time to trip trip cycle life v max , i max ,100 cycles no arcing or burning trip endurance vmax,24hours no arcing or burning pre-heating zone refer to the condition recommended by the manufacturer. max. ramping rate should not exceed 4 c/sec soldering zone max. solder temperature should not exceed 260 c cooling zone cooling by natural convection in air lead material 0.05-0.4a tin-plated copper clad steel 0.5-3.75a tin-plated copper soldering characteristics solder ability per mil-std-202, method 208e insulating material cured, ? ame retardant epoxy polymer meets ul 94v-0 requirements. device labeling marked with sc , voltage, current rating part numbering part marking soldering parameters physical specifications t est procedures and requirement
radial lead resettable polymer ptcs revision february 27, 2014 4 / 4 @ socay electronics co., ltd. 2014 specifications are subject to change without notice. please refer to www.socay.com for current information. sc60 series socay electronics co., ltd. www.socay.com figure1 figure2 a b c d lead (dia) inches mm inches mm inches mm inches mm part number figure max. max. max. max. typ. typ. max. max. inches mm packaging (bulk pack) SC60-005 figure1 0.236 6.0 0.405 10.3 0.200 5.1 0.122 3.1 0.020 0.5 1000 sc60-010 figure1 0.236 6.0 0.405 10.3 0.200 5.1 0.122 3.1 0.020 0.5 1000 sc60-017 figure1 0.236 6.0 0.445 11.3 0.200 5.1 0.122 3.1 0.020 0.5 1000 sc60-020 figure1 0.236 6.0 0.421 10.7 0.200 5.1 0.122 3.1 0.020 0.5 1000 sc60-025 figure1 0.236 6.0 0.445 11.3 0.200 5.1 0.122 3.1 0.020 0.5 1000 sc60-030 figure1 0.236 6.0 0.472 12.0 0.200 5.1 0.122 3.1 0.020 0.5 1000 sc60-040 figure1 0.276 7.0 0.472 12.0 0.200 5.1 0.122 3.1 0.020 0.5 1000 sc60-050 figure1 0.283 7.2 0.480 12.2 0.200 5.1 0.122 3.1 0.020 0.5 1000 sc60-065 figure1 0.346 8.8 0.543 13.8 0.200 5.1 0.122 3.1 0.020 0.5 1000 sc60-075 figure1 0.374 9.5 0.570 14.5 0.200 5.1 0.122 3.1 0.020 0.5 1000 sc60-090 figure1 0.421 10.7 0.618 15.7 0.200 5.1 0.122 3.1 0.020 0.5 1000 sc60-110 figure2 0.480 12.2 0.618 15.7 0.200 5.1 0.122 3.1 0.031 0.8 1000 sc60-135 figure2 0.543 13.8 0.681 17.3 0.200 5.1 0.122 3.1 0.031 0.8 1000 sc60-160 figure2 0.614 15.6 0.772 19.6 0.200 5.1 0.122 3.1 0.031 0.8 500 sc60-185 figure2 0.661 16.8 0.819 20.8 0.200 5.1 0.122 3.1 0.031 0.8 500 sc60-200 figure2 0.661 16.8 0.819 20.8 0.200 5.1 0.122 3.1 0.031 0.8 500 sc60-250 figure2 0.811 20.6 0.949 24.1 0.200 5.1 0.122 3.1 0.031 0.8 500 sc60-300 figure2 0.933 23.7 1.071 27.2 0.200 5.1 0.122 3.1 0.031 0.8 200 sc60-375 figure2 1.023 26.0 1.161 29.5 0.400 10.2 0.122 3.1 0.031 0.8 200 sc60-500 figure2 1.023 26.0 1.161 29.5 0.400 10.2 0.122 3.1 0.031 0.8 200 u this product should not be used in an application where the maximum interrupt voltage or maximum interrupt current in a fault condition, operation beyond the maximum rating or improper use may result in device damage and possible electrical arcing and flame. u a pptc device is not a fuse, it is a nonlinear thermistor that limits current, because under a fault condition all pptc devices go into a high resistance state but not open circuit hazardous voltage may be present at pptc. u the devices are intended for protection against occasional over-current or over-temperature fault conditions and should not be used when repeated fault conditions or prolonged trip events. u in most application, power must be removed and the fault condition cleared in order to reset a pptc device. u pptc devices are not recommended to be installed in applications where the device is constrained such that its pptc properties are inhibited, for example in rigid potting materials or add devices surface coating, bundled devices ontology, which lack adequate clearance to accommodate device expansion. u contamination on of the pptc material with certain silicone-based oils or some aggressive solvents can adversely impact the performance of the devices. for example, organic solvents to cleaning. dimensions warning
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