Radial Lead Resettable Polymer PTCs JK6 Series Description JK6 series radial leaded PTCs are designed to provide resettable over-current protection for USB, Low voltage electrical equipment applications. With maximum 6 volts and maximum 40-ampere short circuit rating. Features u u u u u RoHS compliant, Lead-Free and Halogen-Free 40A short circuit rating 6V operating voltage Fast time-to-trip Meets all USB protection requirements Applicable u u u u Computers and peripherals USB hubs ,ports and peripherals Power ports General electronics Electrical Parameters Part Number I hold (A) I trip (A) V max (Vdc) I max (A) P dtyp. (W) Maximum Time To Trip Resistance Current (A) Time (Sec.) R min (mΩ) R max (mΩ) R 1max (mΩ) JK6-075 0.75 1.50 6 40 0.3 2.25 15 200 500 650 JK6-090 0.90 1.80 6 40 0.6 2.70 15 100 300 400 JK6-110 1.10 2.20 6 40 0.7 3.30 15 100 270 360 JK6-120 1.20 2.40 6 40 0.6 3.60 15 120 220 300 JK6-135 1.35 2.70 6 40 0.8 4.05 15 70 180 250 JK6-155 1.55 3.10 6 40 0.8 4.65 15 60 160 220 JK6-160 1.60 3.20 6 40 0.9 4.80 15 50 160 220 JK6-185 1.85 3.90 6 40 1.0 5.55 15 40 130 200 JK6-200 2.00 4.00 6 40 1.0 6.00 15 40 115 180 JK6-250 2.50 5.00 6 40 1.2 7.50 15 20 80 150 JK6-300 3.00 6.00 6 40 1.2 9.00 15 20 70 140 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 (Imax) I max= Maximum fault current device can withstand without damage at rated voltage (Vmax) Pdtyp.= 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 specified rating may result in damage and possible arcing and flame. UN Semiconductor Co., Ltd. Revision October 18, 2013 www.unsemi.com.tw 1/5 @ UN Semiconductor Co., Ltd. 2013 Specifications are subject to change without notice. Please refer to www.unsemi.com.tw for current information. Radial Lead Resettable Polymer PTCs JK6 Series Average TimeRerating Current Chart Curves Temperature – I hold (A) Temperature Rerating Curve Ambient Operation Temperature Part Number -40°C -20°C 0°C 25°C 40°C 50°C 60°C 70°C 85°C Hold Current (A) 1.09 0.98 0.86 0.75 0.62 0.58 0.51 0.46 0.39 JK6-090 1.31 1.17 1.04 0.90 0.75 0.69 0.61 0.55 0.47 JK6-110 1.60 1.43 1.27 1.10 0.91 0.85 0.75 0.67 0.57 JK6-120 1.74 1.56 1.38 1.20 1.00 0.92 0.82 0.73 0.62 JK6-135 1.96 1.76 1.55 1.35 1.12 1.04 0.92 0.82 0.70 JK6-155 2.25 2.02 1.78 1.55 1.29 1.19 1.05 0.95 0.81 JK6-160 2.32 2.08 1.84 1.60 1.33 1.23 1.09 0.98 0.83 JK6-185 2.69 2.41 2.13 1.85 1.54 1.42 1.26 1.13 0.96 JK6-200 2.90 2.60 2.30 2.00 1.66 1.54 1.36 1.22 1.04 JK6-250 3.63 3.25 2.88 2.50 2.08 1.93 1.70 1.53 1.30 JK6-300 4.35 3.90 3.45 3.00 2.49 2.31 2.04 1.83 1.56 Time in Seconds Percentage of Rated Current JK6-075 Current in Amperes A=JK6-075 B=JK6-090 C=JK6-110 D=JK6-120 Temperature (°C) E=JK6-135 F=JK6-160 G=JK6-185 H=JK6-250 UN Semiconductor Co., Ltd. Revision October 18, 2013 www.unsemi.com.tw 2/5 @ UN Semiconductor Co., Ltd. 2013 Specifications are subject to change without notice. Please refer to www.unsemi.com.tw for current information. Radial Lead Resettable Polymer PTCs JK6 Series Test Procedures and Requirement Test Test Conditions Accept/Reject Criteria Resistance In still air @25±2°C Rmin≤R≤Rmax Hold Current 60 min, at Ihold, In still air @25±2°C No trip Time to Trip Specified current, Vmax, @25±2°C T≤Maximum Time To Trip Trip Cycle Life Vmax, Imax,100 cycles No arcing or burning Trip Endurance Vmax,24hours No arcing or burning Soldering Parameters 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 Physical Specifications Lead Material Soldering Characteristics Insulating Material Device Labeling Tin-plated Copper clad steel Solder ability per MIL-STD-202, Method 208E Cured, flame retardant epoxy polymer meets UL 94V-0 requirements. Marked with ‘SC’, voltage, current rating Part Marking Part Numbering JK XX - XXX Trademark I hold Current JK XX XXX Voltage Rating (Vdc) I hold Current Voltage Rating (Vdc) Series Name UN Semiconductor Co., Ltd. Revision October 18, 2013 www.unsemi.com.tw 3/5 @ UN Semiconductor Co., Ltd. 2013 Specifications are subject to change without notice. Please refer to www.unsemi.com.tw for current information. Radial Lead Resettable Polymer PTCs JK6 Series Dimensions Figure1 Figure2 A B C D mm (Max.) mm (Max.) mm (Typ.) mm (Max.) Part Number Figure JK6-075 Figure1 7.40 12.0 5.1 JK6-090 Figure1 7.40 11.5 JK6-110 Figure2 7.80 JK6-120 Figure1 JK6-135 Lead (dia) Packaging (Bulk Pack) Inches mm 3.0 0.020 0.5 1000 5.1 3.0 0.020 0.5 1000 12.0 5.1 3.0 0.020 0.5 1000 7.40 12.2 5.1 3.0 0.020 0.5 1000 Figure2 7.40 14.5 5.1 3.0 0.020 0.5 1000 JK6-155 Figure1 7.40 JK6-160 Figure2 7.80 13.8 5.1 3.0 0.020 0.5 1000 JK6-185 Figure2 7.80 15.5 5.1 3.0 0.020 0.5 1000 JK6-200 Figure2 8.80 JK6-250 Figure2 10.00 JK6-300 Figure2 10.10 1000 1000 16.0 5.1 3.0 0.020 0.5 1000 1000 Warning 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. UN Semiconductor Co., Ltd. Revision October 18, 2013 www.unsemi.com.tw 4/5 @ UN Semiconductor Co., Ltd. 2013 Specifications are subject to change without notice. Please refer to www.unsemi.com.tw for current information. Radial Lead Resettable Polymer PTCs JK6 Series UN Semiconductor Co., Ltd. Revision October 18, 2013 www.unsemi.com.tw 5/5 @ UN Semiconductor Co., Ltd. 2013 Specifications are subject to change without notice. Please refer to www.unsemi.com.tw for current information.