POLY-FUSE Resettable PTCs Datasheet 0603L Series Surface Mount RoHS Description T he 0603L Series PTC provides surface mount overcurrent protection for applications where space is at a premium and resettable protection is desired. Features RoHS compliant, lead-free L ow resist ance and halogen free Low-profile Fast response to fault Compatible with high currents temperature solders Compact design saves board space Applications Additional Information USB peripherals PDAs / digital cameras Disk drives Game console port protection CD-ROMs Plug and play protection for motherboards and peripherals Resources Accessories Samples Agency Approvals Agency Agency File Number E183209 R50119118 Electrical Characteristics Maximum Time To Trip Resistance Agency Approvals P d I I V I hold trip max max Part Number Marking typ. Current Time R R (A) (A) (Vdc) (A) min 1max (W) (A) (Sec.) () () 0603L001/60 0.01 0.05 60 40 0.5 0.20 1.00 15.00 100.00 X X 0603L002/60 2 0.02 0.06 60 40 0.5 0.20 1.00 12.00 70.00 X X 0603L003/36 0.03 0.09 36 40 0.5 0.20 1.00 6.00 50.00 X X 0603L004 - 0.04 0.12 24 20 0.5 0.20 1.00 4.00 40.00 X X 0603L010 C 0.10 0.30 15 40 0.5 0.50 1.00 0.900 6.000 X X 0603L020 H 0.20 0.50 9 40 0.5 1.00 0.60 0.550 3.500 X X 0603L025 I 0.25 0.55 9 40 0.5 8.00 0.08 0.500 3.000 X X 0603L035 F 0.35 0.75 6 40 0.5 8.00 0.10 0.200 1.000 X X 0603L050 J 0.50 1.00 6 40 0.5 8.00 0.10 0.100 0.680 X X I = Hold current: maximum current device will pass without tripping in 20C still air. Warning hold I = Trip current: minimum current at which the device will trip in 20C still air. trip Users shall independently assess the suitability of these devices for each of their applications V = Maximum voltage device can withstand without damage at rated current (I max) max Operation of these devices beyond the stated maximum ratings could result in damage to the devices and I = Maximum fault current device can withstand without damage at rated voltage (V ) max max lead to electrical arcing and/or fire P = Power dissipated from device when in the tripped state at 20C still air. d These devices are intended to protect against the effects of temporary over-current or over-temperature R = Minimum resistance of device in initial (un-soldered) state. conditions and are not intended to perform as protective devices where such conditions are expected to be min repetitive or prolonged in duration R = Maximum resistance of device at 20C measured one hour after tripping or reflow soldering of 260C 1max for 20 sec. Exposure to silicon-based oils, solvents, electrolytes, acids, and similar materials can adversely affect the Caution: Operation beyond the specified rating may result in damage and possible arcing and flame. performance of these PPTC devices These devices undergo thermal expansion under fault conditions, and thus shall be provided with adequate space and be protected against mechanical stresses Circuits with inductance may generate a voltage (L di/dt) above the rated voltage of the PPTC device. 2021 Littelfuse, Inc. 1 Specifications are subject to change without notice. Revised: GD.03/17/21POLY-FUSE Resettable PTCs Datasheet 0603L Series Surface Mount Temperature Rerating Ambient Operation Temperature -40C -20C 0C 20C 40C 50C 60C 70C 85C Part Number Hold Current (A) 0603L001/60 0.0156 0.0138 0.0121 0.010 0.0085 0.0076 0.0067 0.0058 0.0045 0603L002/60 0.0299 0.0268 0.0236 0.020 0.0173 0.0157 0.0142 0.0126 0.0102 0603L003/36 0.0454 0.0405 0.0356 0.030 0.0258 0.0234 0.0209 0.0185 0.0148 0603L004 0.052 0.048 0.044 0.040 0.032 0.028 0.024 0.020 0.012 0603L010 0.13 0.12 0.11 0.10 0.08 0.07 0.06 0.05 0.03 0603L020 0.27 0.25 0.23 0.20 0.17 0.14 0.12 0.10 0.07 0603L025 0.32 0.29 0.27 0.25 0.21 0.18 0.16 0.14 0.10 0603L035 0.47 0.41 0.38 0.35 0.29 0.26 0.24 0.20 0.14 0603L050 0.67 0.59 0.54 0.50 0.41 0.37 0.34 0.29 0.20 Average Time Current Curves Temperature Rerating Curve 170% 150% 130% 100 110% 90% 70% 10 50% 30% 10% -40 -30 -20 -100 10 20 30 40 50 60 70 80 1 Temperature (C) Note: Typical Temperature rerating curve, refer to table for derating data 0,1 0,01 10.00 0,01 0,11 10 Fault Current (Amp.) The average time current curves and Temperature Rerating curve performance is affected by a number or variables, and these curves provided as guidance only. Customer must verify the performance in their application. 2021 Littelfuse, Inc. 2 Specifications are subject to change without notice. Revised: GD.03/17/21 Time to Trip (Sec.) 0.01A/60V 0.02A/60V 0.03A/36V 0.04A 0.10A 0.20A 0.25A 0.35A 0.50A Percentage of Rated Current