Littelfuse 1812L Series PTC
The 1812L Series PTC provides surface mount overcurrent protection for applications where resettable protection is desired.
- Brand: Littelfuse
- Classification: SMD Fuse
- Voltage: 6V-60V
- Current: 0.1A-3A
Resettable fuse|DIP resettable fuse|SMD resettable fuse|PPTC|Fuse
The 1812L Series PTC provides surface mount overcurrent protection for applications where resettable protection is desired.
Part Number | Marking | Ihold (A) | Itrip (A) | Vmax (Vdc) | Imax (A) | Pd typ. (W) | Maximum Time To Trip | Resistance | ||
Current (A) | Time (Sec.) | Rmin (Ω) | R1max (Ω) | |||||||
1812L010 | LF010 | 0.10 | 0.30 | 30 | 100 | 0.8 | 0.50 | 1.50 | 1.600 | 15.000 |
1812L010/60 | LF010-60 | 0.10 | 0.30 | 60 | 10 | 0.8 | 0.50 | 1.50 | 1.600 | 15.000 |
1812L014 | LF014 | 0.14 | 0.34 | 60 | 10 | 0.8 | 1.50 | 0.15 | 1.500 | 6.000 |
1812L020 | LF020 | 0.20 | 0.40 | 30 | 100 | 0.8 | 8.00 | 0.02 | 0.800 | 5.000 |
1812L020/60 | LF020-60 | 0.20 | 0.40 | 60 | 40 | 0.8 | 1.00 | 2.00 | 1.400 | 4.400 |
1812L035/30 | LF035-30 | 0.35 | 0.75 | 30 | 40 | 0.8 | 8.00 | 0.15 | 0.400 | 1.700 |
1812L035/60 | LF035-60 | 0.35 | 0.70 | 60 | 10 | 1.00 | 8.00 | 0.15 | 0.400 | 1.700 |
1812L050¹ | LF050 | 0.50 | 1.00 | 15 | 100 | 0.8 | 8.00 | 0.15 | 0.150 | 1.000 |
1812L050/30 | LF050-30 | 0.50 | 1.00 | 30 | 100 | 0.8 | 8.00 | 0.15 | 0.150 | 1.000 |
1812L050/60 | LF050-60 | 0.50 | 1.00 | 60 | 10 | 1.50 | 8.00 | 0.15 | 0.150 | 1.000 |
1812L075 | LF075 | 0.75 | 1.50 | 13.2 | 100 | 0.8 | 8.00 | 0.20 | 0.100 | 0.450 |
1812L075/24 | LF075-24 | 0.75 | 1.50 | 24 | 100 | 0.8 | 8.00 | 0.20 | 0.110 | 0.290 |
1812L075/33 | LF075-33 | 0.75 | 1.50 | 33 | 20 | 0.8 | 8.00 | 0.20 | 0.110 | 0.400 |
1812L110 | LF-110 | 1.10 | 2.20 | 8 | 100 | 0.8 | 8.00 | 0.30 | 0.040 | 0.210 |
1812L110/16 | LF110-16 | 1.10 | 1.95 | 16 | 100 | 0.8 | 8.00 | 0.30 | 0.060 | 0.180 |
1812L110/24 | LF110-24 | 1.10 | 1.95 | 24 | 20 | 0.8 | 8.00 | 0.50 | 0.060 | 0.200 |
1812L110/33 | LF110-33 | 1.10 | 1.95 | 33 | 20 | 0.8 | 8.00 | 0.50 | 0.060 | 0.200 |
1812L125/6 | LF125-6 | 1.25 | 2.50 | 6 | 100 | 0.8 | 8.00 | 0.40 | 0.050 | 0.140 |
1812L125/16 | LF125 | 1.25 | 2.50 | 16 | 100 | 0.8 | 8.00 | 0.40 | 0.050 | 0.140 |
1812L150¹ | LF150 | 1.50 | 3.00 | 8 | 100 | 0.8 | 8.00 | 0.30 | 0.040 | 0.110 |
1812L150/12 | LF150-12 | 1.50 | 3.00 | 12 | 100 | 0.8 | 8.00 | 0.50 | 0.040 | 0.110 |
1812L150/16 | LF150-16 | 1.50 | 2.80 | 16 | 100 | 0.8 | 8.00 | 0.50 | 0.040 | 0.110 |
1812L150/24 | LF150-24 | 1.50 | 3.00 | 24 | 20 | 0.8 | 8.00 | 1.50 | 0.040 | 0.120 |
1812L160 | LF160 | 1.60 | 2.80 | 8 | 100 | 0.8 | 8.00 | 1.00 | 0.030 | 0.100 |
1812L160/12 | LF160-12 | 1.60 | 2.80 | 12 | 100 | 0.8 | 8.00 | 1.00 | 0.030 | 0.100 |
1812L200TH | LF200 | 2.00 | 3.50 | 8 | 100 | 0.8 | 8.00 | 2.00 | 0.020 | 0.070 |
Part Number | A | B | C | D | E | |||||||||||||||
Inch | mm | Inch | mm | Inch | mm | Inch | mm | Inch | mm | |||||||||||
Min | Max | Min | Max | Min | Max | Min | Max | Min | Max | Min | Max | Min | Max | Min | Max | Min | Max | Min | Max | |
1812L010 | 0.17 | 0.19 | 4.37 | 4.73 | 0.12 | 0.13 | 3.07 | 3.41 | 0.03 | 0.05 | 0.75 | 1.25 | 0.01 | 0.05 | 0.3 | 1.2 | 0.01 | 0.03 | 0.15 | 0.65 |
1812L010/60 | 0.03 | 0.05 | 0.75 | 1.25 | 0.03 | |||||||||||||||
1812L014 | 0.03 | 0.08 | 0.75 | 1.95 | 0.03 | |||||||||||||||
1812L020 | 0.02 | 0.04 | 0.55 | 1.00 | 0.03 | |||||||||||||||
1812L020/60 | 0.03 | 0.05 | 0.75 | 1.25 | 0.03 | |||||||||||||||
1812L035/30 | 0.02 | 0.04 | 0.60 | 1.25 | 0.03 | |||||||||||||||
1812L035/60 | 0.05 | 0.07 | 1.20 | 1.80 | 0.03 | |||||||||||||||
1812L050 | 0.02 | 0.03 | 0.50 | 0.75 | 0.02 | |||||||||||||||
1812L050/30 | 0.02 | 0.04 | 0.50 | 1.00 | 0.03 | |||||||||||||||
1812L050/60 | 0.05 | 0.07 | 1.20 | 1.80 | 0.03 | |||||||||||||||
1812L075 | 0.02 | 0.03 | 0.50 | 0.75 | 0.02 | |||||||||||||||
1812L075/24 | 0.03 | 0.05 | 0.75 | 1.20 | 0.03 | |||||||||||||||
1812L075/33 | 0.03 | 0.06 | 0.75 | 1.55 | 0.03 | |||||||||||||||
1812L110 | 0.02 | 0.03 | 0.50 | 0.71 | 0.02 | |||||||||||||||
1812L110/24 | 0.02 | 0.04 | 0.50 | 1.07 | 0.03 | |||||||||||||||
1812L110/16 | 0.03 | 0.05 | 0.75 | 1.25 | 0.03 | |||||||||||||||
1812L110/33 | 0.05 | 0.08 | 1.20 | 2.00 | 0.03 | |||||||||||||||
1812L125/6 | 0.02 | 0.03 | 0.45 | 0.75 | 0.03 | |||||||||||||||
1812L125/16 | 0.03 | 0.05 | 0.75 | 1.25 | 0.02 | |||||||||||||||
1812L150 | 0.02 | 0.03 | 0.30 | 0.71 | 0.03 | |||||||||||||||
1812L150/12 | 0.03 | 0.05 | 0.75 | 1.25 | 0.03 | |||||||||||||||
1812L150/16 | 0.03 | 0.05 | 0.75 | 1.25 | 0.03 | |||||||||||||||
1812L150/24 | 0.03 | 0.07 | 0.80 | 1.80 | 0.03 | |||||||||||||||
1812L160 | 0.02 | 0.03 | 0.40 | 0.75 | 0.03 | |||||||||||||||
1812L160/12 | 0.03 | 0.05 | 0.75 | 1.25 | 0.01 | |||||||||||||||
1812L200TH | 0.008 | 0.024 | 0.20 | 0.60 | 0.02 | |||||||||||||||
1812L200/12 | 0.03 | 0.05 | 0.80 | 1.20 | 0.012 | 0.047 | 0.026 | |||||||||||||
1812L200/16 | 0.03 | 0.05 | 0.80 | 1.20 | 0.012 | 0.047 | 0.026 | |||||||||||||
1812L260TH | 0.02 | 0.04 | 0.50 | 1.00 | 0.01 | 0.05 | 0.02 | |||||||||||||
1812L260/12 | 0.03 | 0.05 | 0.80 | 1.34 | 0.01 | 0.05 | 0.03 | |||||||||||||
1812L260/16 | 0.18 | 4.54 | 4.90 | 0.14 | 3.16 | 3.50 | 0.05 | 0.08 | 1.20 | 2.00 | 0.012 | 0.047 | 0.006 | 0.03 | ||||||
1812L300 | 0.17 | 4.37 | 4.73 | 0.13 | 3.07 | 3.41 | 0.02 | 0.06 | 0.50 | 1.50 | 0.01 | 0.05 | 0.01 | 0.03 |