Littelfuse PolySwitch radial-leaded devices represent the most comprehensive and complete set of PPTC products available in the industry today. RKEF series is for balance of voltage rating (60V) and hold current (up to 5A). Resettable and single-use overcurrent devices Wide range of form factor and termination methods Devices compatible with high-volume electronics assembly Lead-free, halogen-free, and RoHS compliant
Manufacturer: Littelfuse Inc.
Win Source Part Number: 793247-RKEF050-AP
Series: PolySwitch, RKEF
Packaging: Tape in Box
Type: Polymeric
Mounting Style: Through Hole
Operating Temperature Range: -40°C ~ 85°C
Package: Radial, Disc
Approvals: CSA, TUV, UL
Lead Spacing: 0.199" (5.05mm)
Voltage - Max: 60V
Current - Max: 40A
Current - Trip (It): 1A
Time to Trip: 800ms
Family Name: RKEF
Categories: Circuit Protection
Dimension: 0.280" L x 0.140" W (7.10mm x 3.56mm)
Current - Hold (Ih) (Maximum): 500mA
Height - Seated (Maximum): 0.450" (11.43mm)
Resistance - Initial (Ri) (Minimum): 320 mOhm
Resistance - Post Trip (R1) (Maximum): 900 mOhm
Introduction Date: November 09, 2015
ECCN: EAR99
Country of Origin: China
Estimated EOL Date: 2030
Popularity: Medium
Fake Threat In the Open Market: 65 pct.
Supply and Demand Status: Limited
PTC RESET FUSE 60V 500MA RADIAL Product overview: RKEF050-AP from Littelfuse is a Circuit Protection Fuse for overcurrent protection, power input protection, equipment safety, automotive electronics, and industrial control panels. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 60V, 500MA. Search-friendly keywords include fuse, circuit protection, overcurrent protection, equipment safety, 60V, 500MA, Circuit Protection Fuse, PTC Resettable Fuses. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 150-RKEF050-AP can be used for catalog matching and distributor lookup.
PTC RESET FUSE 60V 500MA RADIAL
| Littelfuse, Inc. | Win Source Electronics | ERSAELECTRONICS PTE. LTD. | Acme Chip Technology Co., Limited | |
|---|---|---|---|---|
| Product Category | Fuses | Fuses | Fuses | Fuses |
| Product Number | RKEF050-AP | 793247-RKEF050-AP | 150-RKEF050-AP | RKEF050-AP |
| Product Name | 60V PolySwitch Lead-Free Radial Leaded Resettable PPTC | PTC Resettable Fuses - RKEF050-AP | 60V 500MA Circuit Protection Fuse | Circuit Protection - PTC Resettable Fuses |
| Mounting | Solderable (with leads) | Through Hole | Through Hole |
