radial lead resettable polymer ptcs revision october 18, 2013 1 / 4 @ un semiconductor co., ltd. 2013 specifications are subject to change without notice. please refer to www.unsemi.com.tw for current information. jk600 series un semiconductor co., ltd. www.unsemi.com.tw the jk600 series is designed to protect against power fault events typically found in telecom applications. this series is designed to be used in applications that need to meet the requirements of gr-1089-core and ul60950 / en60950 / iec60950. these resettable devices also help to meet the requirements of itu k.20, k.21 and k.44. u 0.11-0.20a hold current range u 600vac interrupt rating u fast time-to-trip u binned and shorted narrow resistance ranges available u rohs compliant, lead-free and halogen-free secondary over-current protection for: u central office equipment (co) u customer premises equipment (cpe) u alarm systems u set top boxes (stb) u voice over ip (voip) u subscriber line interface circuit (slic) maximum time to trip resistance part number i hold (a) i trip (a) v maxi (vac) i max (a) p dtyp. (w) current (a) time (sec.) r min (m ) r max (m ) r 1max (m ) jk600-110 0.11 0.22 600 3 1.0 1.0 5.0 7.5 18 27 JK600-150 0.15 0.30 600 3 1.0 1.0 6.0 6.0 15 22 jk600-160 0.16 0.32 600 3 1.0 1.0 7.5 5.0 12 18 jk600-200 0.20 0.40 600 3 1.0 1.0 12.0 4.5 11 16 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 maxi = maximum voltage that can be safely placed across a device in its tripped state under specified fault conditions. 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 parameters applicable
radial lead resettable polymer ptcs revision october 18, 2013 2 / 4 @ un semiconductor co., ltd. 2013 specifications are subject to change without notice. please refer to www.unsemi.com.tw for current information. jk600 series un semiconductor co., ltd. www.unsemi.com.tw 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) jk600-110 0.171 0.149 0.125 0.110 0.091 0.081 0.060 0.052 0.046 JK600-150 0.233 0.206 0.178 0.150 0.124 0.110 0.096 0.083 0.062 jk600-160 0.249 0.219 0.190 0.160 0.132 0.117 0.103 0.088 0.066 jk600-200 0.310 0.275 0.238 0.200 0.165 0.147 0.129 0.110 0.083 a=jk600-110 b=JK600-150 c=jk600-160 d=jk600-200 temperature rerating chart C i hold (a) temperature rerating curve average time current curves time in seconds current in amperes percentage of rated current temperature ( c)
radial lead resettable polymer ptcs revision october 18, 2013 3 / 4 @ un semiconductor co., ltd. 2013 specifications are subject to change without notice. please refer to www.unsemi.com.tw for current information. jk600 series un semiconductor co., ltd. www.unsemi.com.tw 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 frequency current withstand 380v / i max, 20 cycle resistance of the variation of the poor value: 30% failure mode v maxi / 5a, 60 minute no buming 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 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 t est procedures and requirement part numbering part marking soldering parameters physical specifications
radial lead resettable polymer ptcs revision october 18, 2013 4 / 4 @ un semiconductor co., ltd. 2013 specifications are subject to change without notice. please refer to www.unsemi.com.tw for current information. jk600 series un semiconductor co., ltd. www.unsemi.com.tw figure1 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) jk600-110 figure1 0.591 15.0 0.591 15.0 0.200 5.1 0.256 6.5 0.024 0.6 500 JK600-150 figure1 0.591 15.0 0.591 15.0 0.200 5.1 0.256 6.5 0.024 0.6 500 jk600-160 figure1 0.591 15.0 0.591 15.0 0.200 5.1 0.256 6.5 0.024 0.6 500 jk600-200 figure1 0.591 15.0 0.591 15.0 0.200 5.1 0.256 6.5 0.024 0.6 500 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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