Circuit Protection

1812L014DR

Active

RESETTABLE FUSE, PPTC, 1812 (4532 METRIC), POLYSWITCH 1812L SERIES, 60 VDC, 140 MA, 340 MA

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Circuit Protection

Active

RESETTABLE FUSE, PPTC, 1812 (4532 METRIC), POLYSWITCH 1812L SERIES, 60 VDC, 140 MA, 340 MA

Technical Specifications

Parameters and characteristics for this part

Specification	1812L014DR

Approval Agency	cURus, TUV
Current - Hold (Ih) (Max) [Max]	140 mA
Current - Trip (It)	340 mA
Mounting Type	Surface Mount
Operating Temperature [Max]	85 °C
Operating Temperature [Min]	-40 °C
Package / Case	1812, Concave
Package / Case	4532 Metric
Resistance - Initial (Ri) (Min) [Min]	1.5 Ohms
Resistance - Post Trip (R1) (Max) [Max]	6 Ohms
Size / Dimension [x]	4.55 mm
Size / Dimension [x]	0.179 in
Size / Dimension [y]	3.24 mm
Size / Dimension [y]	0.128 in
Thickness (Max)	1.95 mm
Thickness (Max) [Max]	0.077 in
Time to Trip	150 ms
Type	Polymeric
Voltage - Max [Max]	60 V

PTC 60V POLYFUSE SURF MOUNT 1812 .140A

Part	Current - Trip (It)	Resistance - Post Trip (R1) (Max) [Max]	Current - Hold (Ih) (Max) [Max]	Thickness (Max)	Thickness (Max) [Max]	Mounting Type	Type	Size / Dimension [x]	Size / Dimension [y]	Size / Dimension [x]	Size / Dimension [y]	Resistance - Initial (Ri) (Min) [Min]	Package / Case	Package / Case	Approval Agency	Operating Temperature [Max]	Operating Temperature [Min]	Voltage - Max [Max]	Time to Trip
Littelfuse/Commercial Vehicle Products 1812L014DR	340 mA	6 Ohms	140 mA	1.95 mm	0.077 in	Surface Mount	Polymeric	4.55 mm	3.24 mm	0.179 in	0.128 in	1.5 Ohms	1812 Concave	4532 Metric	cURus TUV	85 °C	-40 °C	60 V	150 ms

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

General part information

The 1812L series device provides surface mount overcurrent protection for applications where resettable protection is desired.

Technical documentation and resources