1812L110/33MR.pdf
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| Part Number | 1812L110/33MR | 1812L110PR | 1812L110/16DR | 1812L110/24DR | 1812L110ZR |
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. |
| Package/Case | 1812 (4532 Metric), Concave | 1812 (4532 Metric), Concave | 1812 (4532 Metric), Concave | 1812 (4532 Metric), Concave | 1812 (4532 Metric), Concave |
| Series | POLY-FUSE®, 1812L | POLY-FUSE®, 1812L | POLY-FUSE®, 1812L | POLY-FUSE®, 1812L | POLY-FUSE®, 1812L |
| Packaging | Tape & Reel (TR) | Tape & Reel (TR) | Tape & Reel (TR) | Tape & Reel (TR) | Tape & Reel (TR) |
| Product Status | Active | Active | Active | Active | Obsolete |
| Type | Polymeric | Polymeric | Polymeric | Polymeric | Polymeric |
| Voltage - Max | 33V | 8V | 16V | 24V | 8V |
| Current - Hold (Ih) (Max) | 1.1 A | 1.1 A | 1.1 A | 1.1 A | 1.1 A |
| Current - Trip (It) | 1.95 A | 2.2 A | 1.95 A | 1.95 A | 2.2 A |
| Current - Max | 20 A | 100 A | 100 A | 20 A | 100 A |
| Time to Trip | 500 ms | 300 ms | 300 ms | 500 ms | 300 ms |
| Resistance - Initial (Ri) (Min) | 60 mOhms | 40 mOhms | 60 mOhms | 60 mOhms | 40 mOhms |
| Resistance - Post Trip (R1) (Max) | 200 mOhms | 210 mOhms | 180 mOhms | 200 mOhms | 210 mOhms |
| Resistance - 25°C (Typ) | - | - | - | - | - |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Grade | - | - | - | - | - |
| Qualification | - | - | - | - | - |
| Ratings | - | - | - | - | - |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Size / Dimension | 0.179" L x 0.128" W (4.55mm x 3.24mm) | 0.179" L x 0.128" W (4.55mm x 3.24mm) | 0.179" L x 0.128" W (4.55mm x 3.24mm) | 0.179" L x 0.128" W (4.55mm x 3.24mm) | 0.179" L x 0.128" W (4.55mm x 3.24mm) |
| Height - Seated (Max) | - | - | - | - | - |
| Thickness (Max) | 0.079" (2.00mm) | 0.028" (0.71mm) | 0.049" (1.25mm) | 0.042" (1.07mm) | 0.028" (0.71mm) |
| Lead Spacing | - | - | - | - | - |
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