MF-R065-AP-99 is a radial-leaded PTC resettable fuse designed for low-voltage power supply protection in consumer electronics and general applications. It features a maximum voltage rating of 60 V and maximum current rating of 40 A, with a hold current (Ihold) of 0.65 A and trip current (Itrip) of 1.30 A at 23°C. The device exhibits an initial resistance of 0.48 O and a post-trip resistance of 0.72 O maximum, with a maximum time to trip of 5.3 seconds at 23°C. The component is manufactured with Sn/Cu lead material, meets UL 94V-0 flame retardant requirements, and is RoHS compliant and halogen-free. It is commonly used in computers, peripherals, and general electronics where automatic circuit protection and resettability are required.