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1812L020 Dataheets PDF



Part Number 1812L020
Manufacturers Littelfuse
Logo Littelfuse
Description Resettable PTCs
Datasheet 1812L020 Datasheet1812L020 Datasheet (PDF)

1812L Series Surface Mount Additional Information Resources Accessories PTC Datasheet Samples RoHS Description The 1812L Series PTC provides surface mount overcurrent protection for applications where resettable protection is desired. Features ■ RoHS compliant, lead-free and halogen-free ■ Fast response ■ Compact design ■ Low resistance ■ Low-profile ■ Compatible with high temperature solders Applications ■ Plug and play protection for motherboards and peripherals ■ USB periphera.

  1812L020   1812L020


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1812L Series Surface Mount Additional Information Resources Accessories PTC Datasheet Samples RoHS Description The 1812L Series PTC provides surface mount overcurrent protection for applications where resettable protection is desired. Features ■ RoHS compliant, lead-free and halogen-free ■ Fast response ■ Compact design ■ Low resistance ■ Low-profile ■ Compatible with high temperature solders Applications ■ Plug and play protection for motherboards and peripherals ■ USB peripherals ■ PCI cards ■ Game console port protection Agency Agency Approvals Agency File Number E183209 R50119118 © 2021 Littelfuse, Inc. 1 Specifications are subject to change without notice. Revised: GD. 05/14/21 1812L Series Surface Mount PTC Datasheet Electrical Characteristics Part Number Marking I hold (A) I trip V max (A) (Vdc) 1812L010 LF010 0.10 0.30 30 1812L010/60 LF010-60 0.10 0.30 60 1812L014 LF014 0.14 0.34 60 1812L020 LF020 0.20 0.40 30 1812L020/60 LF020-60 0.20 0.40 60 1812L035/30 LF035-30 0.35 0.75 30 1812L035/60 LF035-60 0.35 0.70 60 1812L050 1 LF050 0.50 1.00 15 1812L050/30 LF050-30 0.50 1.00 30 1812L050/60 LF050-60 0.50 1.00 60 1812L075 1 LF075 0.75 1.50 13.2 1812L075/242 LF075-24 0.75 1.50 24 1812L075/33 LF075-33 0.75 1.50 33 1812L110 1 LF110 1.10 2.20 8 1812L110/16 LF110-16 1.10 1.95 16 1812L110/24 LF110-24 1.10 1.95 24 1812L110/33 LF110-33 1.10 1.95 33 1812L125/6 LF125-6 1.25 2.50 6 1812L125/16 LF125 1.25 2.50 16 1812L150 1 LF150 1.50 3.00 8 1812L150/12 LF150-12 1.50 3.00 12 1812L150/16 LF150-16 1.50 2.80 16 1812L150/242 LF150-24 1.50 3.00 24 1812L160 1 LF160 1.60 2.80 8 1812L160/12 LF160-12 1.60 2.80 12 1812L200TH 1 LF200 2.00 3.50 8 1812L200/12 LF200-12 2.00 3.50 12 1812L200/16 LF200-16 2.00 3.50 16 1812L260TH 1 LF260 2.60 5.20 8 1812L260/12 LF260-12 2.60 5.00 12 1812L260/16 LF260-16 2.60 5.00 16 1812L300 LF300 3.00 5.00 6 I hold = Hold current: maximum current device will pass without tripping in 20°C still air. I trip = Trip current: minimum current at which the device will trip in 20°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 (Vmax) P d = Power dissipated from device when in the tripped state at 20°C still air. I max P d typ. Max. Time To Trip Resistance Agency Approvals (A) (W) Current (A) Time (Sec.) R min (Ω) R 1max (Ω) 100 0.8 0.50 1.50 1.600 15.000 X X 10 0.8 0.50 1.50 1.600 15.000 X X 10 0.8 1.50 0.15 1.500 6.000 X X 100 0.8 8.00 0.02 0.800 5.000 X X 40 0.8 1.00 2.00 1.400 4.400 X X 40 0.8 8.00 0.15 0.400 1.700 X X 10 1.00 8.00 0.15 0.400 1.700 X X 100 0.8 8.00 0.15 0.150 1.000 X X 100 0.8 8.00 0.15 0.150 1.000 X X 10 1.50 8.00 0.15 0.150 1.000 X X 100 0.8 8.00 0.20 0.100 0.450 X X 100 0.8 8.00 0.20 0.110 0.290 X X 20 0.8 8.00 0.20 0.110 0.400 X X 100 0.8 8.00 0.30 0.040 0.210 X X 100 0.8 8.00 0.30 0.060 0.180 X X 20 0.8 8.00 0.50 0.060 0.200 X X 20 0.8 8.00 0.50 0.060 0.200 X X 100 0.8 8.00 0.40 0.050 0.140 X X 100 0.8 8.00 0.40 0.050 0.140 X X 100 0.8 8.00 0.30 0.040 0.110 X X 100 0.8 8.00 0.50 0.040 0.110 X X 100 0.8 8.00 0.50 0.040 0.110 X X 20 0.8 8.00 1.50 0.040 0.120 X X 100 0.8 8.00 1.00 0.030 0.100 X X 100 0.8 8.00 1.00 0.030 0.100 X X 100 0.8 8.00 2.00 0.020 0.070 X X 100 1.0 8.00 2.00 0.020 0.070 X X 100 1.0 8.00 2.00 0.020 0.070 X X 100 0.8 8.00 2.50 0.015 0.047 X X 100 0.8 8.00 5.00 0.015 0.055 X X 100 1.2 8.00 5.00 0.015 0.050 X X 100 0.8 8.00 4.00 0.012 0.040 X X R min = Minimum resistance of device in initial (un-soldered) state. R typ = Typical resistance of device in initial (un-soldered) state. R 1max = Maximum resistance of device at 20°C measured one hour after tripping or reflow soldering of 260°C for 20 sec. Caution: Operation beyond the specified rating may result in damage and possible arcing and flame. 1 Some older references to these devices may include “–C“ in the Part Number. The “–C“ should be omitted when placing new orders for the device. 2 Part Number with note 2 tested and complied with AEC Q200. © 2021 Littelfuse, Inc. 2 Specifications are subject to change without notice. Revised: GD. 05/14/21 1812L Series Surface Mount PTC Datasheet Temperature Rerating Part Number 1812L010 1812L010/60 1812L014 1812L020 1812L020/60 1812L035/30 1812L035/60 1812L050 1812L050/30 1812L050/60 1812L075 1812L075/24 1812L075/33 1812L110 1812L110/16 1812L110/24 1812L110/33 1812L125/6 1812L125/16 1812L150 1812L150/12 1812L150/16 1812L150/24 1812L160 1812L160/12 1812L200TH 1812L200/12 1812L200/16 1812L260TH 1812L260/12 1812L260/16 1812L300 -40°C 0.16 0.16 0.23 0.29.


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