MF-R017-AP-99 is a PTC resettable fuse from Bourns' MF-R Series featuring radial leaded construction for circuit protection. This device is rated at 60 V maximum and 40 A maximum current, with a hold current (Ihold) of 0.17 A and trip current (Itrip) of 0.34 A at 23°C. The fuse exhibits an initial resistance of 3.20 Ohms and a post-trip resistance of 8.00 Ohms maximum, with a maximum time to trip of 3.0 seconds at 23°C. The component is constructed with cured, flame-retardant epoxy polymer insulation meeting UL 94V-0 requirements and is RoHS compliant and halogen-free. It is commonly used in computers, peripherals, and general electronics applications where reliable overcurrent protection is required.