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| Part Number | 1210L010WR | 1210L020WR | 1210L110WR |
|---|---|---|---|
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. |
| Product Status | Active | Active | Obsolete |
| Type | Polymeric | Polymeric | Polymeric |
| Voltage - Max | 30V | 30V | 8V |
| Current - Max | 10 A | 10 A | 100 A |
| Current - Hold (Ih) (Max) | 100 mA | 200 mA | 1.1 A |
| Current - Trip (It) | 300 mA | 400 mA | 2.2 A |
| Time to Trip | 1.5 s | 20 ms | 100 ms |
| Resistance - Initial (Ri) (Min) | 1.6 Ohms | 800 mOhms | 60 mOhms |
| Resistance - Post Trip (R1) (Max) | 15 Ohms | 5 Ohms | 210 mOhms |
| Resistance - 25°C (Typ) | - | - | - |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Ratings | - | - | - |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 1210 (3225 Metric), Concave | 1210 (3225 Metric), Concave | 1210 (3225 Metric), Concave |
| Size / Dimension | 0.127" L x 0.102" W (3.22mm x 2.58mm) | 0.127" L x 0.102" W (3.22mm x 2.58mm) | 0.127" L x 0.102" W (3.22mm x 2.58mm) |
| Height - Seated (Max) | - | - | - |
| Thickness (Max) | 0.049" (1.25mm) | 0.039" (1.00mm) | 0.051" (1.30mm) |
| Lead Spacing | - | - | - |
