Littelfuse Inc. RUSBF250-AP
MPNRUSBF250-AP
Obsolete
$0.6600Ref. price · indicative, final on quote
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026
Specifications
| Parameter | Value |
|---|---|
| Type | Polymeric |
| Series | PolySwitch®, RUSBF |
| Mounting | Through Hole |
| Voltage - max | 16V |
| Current - max | 40 A |
| Current - trip | 5 A |
| Current - hold (Ih) | 2.5 A |
| Operating temperature | -40°C ~ 85°C |
| Size (Dimension) | 0.449\" L x 0.118\" W (11.40mm x 3.00mm) |
| Height - seated | 0.720\" (18.30mm) |
| Approval agency | CSA, TUV, UL |
| Package | Tape & Box (TB) |
| Lead spacing | 0.199\" (5.05mm) |
| Time to trip | 40 s |
| Case | Radial, Disc |
| Resistance - initial (Ri) | 20 mOhms |
| Resistance - post trip (R1) | 60 mOhms |