
Home / Products / Circuit Protection / PTC Resettable Fuses / BD540-30

| Part Number | BD540-30 |
| Datasheet | BD540-30 datasheet |
| Description | PTC RESET FUSE 16V 21A RADIAL |
| Manufacturer | Littelfuse Inc. |
| Series | PolySwitch®, BD540 |
| Part Status | Active |
| Type | Polymeric |
| Voltage - Max | 16V |
| Current - Max | 100A |
| Current - Hold (Ih) (Max) | 21A |
| Current - Trip (It) | 40A |
| Time to Trip | 13s |
| Resistance - Initial (Ri) (Min) | 1.6 mOhms |
| Resistance - Post Trip (R1) (Max) | 4.4 mOhms |
| Resistance - 25°C (Typ) | - |
| Operating Temperature | - |
| Ratings | - |
| Mounting Type | Through Hole |
| Package / Case | Radial, Disc |
| Size / Dimension | 0.987" L x 0.384" W (25.08mm x 9.75mm) |
| Height - Seated (Max) | 0.880" (22.36mm) |
| Thickness (Max) | - |
| Lead Spacing | 0.392" (9.95mm) |