JK-P/D系列PTC，是专门为保护电池、电池组设计的过流保护器。具有动作温度较低，可靠性高、安装方便、可多次使用等优点，并具有一定的过温保护作用，使电池异常工作时温度不会过高，特别适合于锂离子及镍氢等对温度较为敏感的二次（可充电）电池。产品外形：      产品型号及技术参数Electrical characteristics(25℃)Model/PDFI h(A)I t(A)I tripV max(V)I max(A)R min( mΩ )R max( mΩ )Current(A)Time(s)JK-P0700.701.453.55.016100100200JK-P1001.002.505.05.01610070130JK-P1201.202.706.05.01610060120JK-P1751.753.808.505.0161003065JK-P1801.803.809.005.0161003060JK-P1901.904.209.505.0161002545JK-P2002.004.4010.05.0161002040JK-P2102.104.4010.05.0161002035JK-P2602.605.2013.05.0161001530JK-P3003.006.0015.05.0241001531JK-P3503.507.0020.05.0241001731JK-P3803.807.6019.05.0241001326JK-P4204.208.3020.05.0241001224JK-P4504.509.0022.55.0201001120JK-P5505.5010.5027.55.020100916JK-P6006.6011.7030.05.020100714JK-P7307.3014.130.05.020100612JK-P9009.0016.7045.05.020100610JK-P141014.1026.2070.05.02010035 JK-D1701.703.408.55.0121003052JK-D1751.753.808.755.0121002951JK-D2002.004.5010.05.0121002040JK-D2102.104.7010.55.0121001830Product dimensions(mm)ModelABCDEMinMaxMinMaxMinMaxMinMaxMinMaxJK-P07017.020.14.95.50.61.03.56.23.84.2JK-P10017.020.14.95.50.61.03.56.23.84.2JK-P12017.020.14.95.50.61.03.56.23.84.2JK-P17520.923.14.95.50.61.03.56.02.83.2JK-P18020.923.14.95.50.61.03.56.02.83.2JK-P19020.923.14.95.50.61.03.56.02.83.2JK-P20020.923.14.95.50.61.03.56.02.83.2JK-P21020.923.14.95.50.61.03.56.02.83.2JK-P26020.923.14.95.50.61.03.56.02.83.2JK-P30024.027.56.97.50.61.04.07.54.85.2JK-P35024.027.56.97.50.61.04.07.54.85.2JK-P38024.027.56.97.50.61.04.07.54.85.2JK-P42024.027.59.810.50.61.04.07.54.85.2JK-P45024.027.59.810.50.61.04.07.54.85.2JK-P55024.027.59.810.50.61.04.07.54.85.2JK-P60024.026.013.914.50.61.04.15.55.96.1JK-P73027.129.113.914.50.61.04.15.55.96.1JK-P90045.048.07.98.50.61.04.07.05.96.1JK-P141058.060.013.414.00.61.05.07.05.96.1 JK-D17015.417.56.97.40.61.05.06.23.84.2JK-D17521.924.53.03.60.61.04.55.52.33.2JK-D20021.924.53.03.60.61.04.55.52.33.2JK-D21021.924.53.03.60.61.04.55.52.33.2