Circuit Protection
1812L300MR
ActiveLittelfuse/Commercial Vehicle Products
PTC 6V POLYFUSE SURF MOUNT 1812 3.0A
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Circuit Protection
1812L300MR
ActiveLittelfuse/Commercial Vehicle Products
PTC 6V POLYFUSE SURF MOUNT 1812 3.0A
Deep-Dive with AI
Technical Specifications
Parameters and characteristics for this part
| Specification | 1812L300MR |
|---|---|
| Approval Agency | cURus, TUV |
| Current - Hold (Ih) (Max) [Max] | 3 A |
| Current - Max [Max] | 100 A |
| Current - Trip (It) | 5 A |
| 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] | 0.012 Ohms |
| Resistance - Post Trip (R1) (Max) [Max] | 0.04 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) | 1.5 mm |
| Thickness (Max) [Max] | 0.059 " |
| Time to Trip | 4 s |
| Type | Polymeric |
| Voltage - Max [Max] | 6 V |
Pricing
Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly
| Distributor | Package | Quantity | $ | |
|---|---|---|---|---|
| Digikey | Cut Tape (CT) | 1 | $ 1.91 | |
| 5 | $ 1.81 | |||
| 10 | $ 1.72 | |||
| 50 | $ 1.39 | |||
| 100 | $ 1.18 | |||
| 250 | $ 1.15 | |||
| 500 | $ 0.97 | |||
| Digi-Reel® | 1 | $ 1.91 | ||
| 5 | $ 1.81 | |||
| 10 | $ 1.72 | |||
| 50 | $ 1.39 | |||
| 100 | $ 1.18 | |||
| 250 | $ 1.15 | |||
| 500 | $ 0.97 | |||
| Tape & Reel (TR) | 1000 | $ 0.78 | ||
| 2000 | $ 0.75 | |||
Description
General part information
1812L300 Series
The 1812L series device provides surface mount overcurrent protection for applications where resettable protection is desired.
Documents
Technical documentation and resources