FLR550F

FUZETEC TECHNOLOGY CO., LTD. NO. PQ07-108E Product Specification and Approval Sheet Version 3 Page 1/3 Axial Leaded PTC Resettable Fuse: FLR550F 1. Summary (a) (b) (c) (d) (e) (f) RoHS Compliant (Lead Free) Product Applications: Rechargeable battery packs, Lithium cell and battery packs Product Features: Low profile, Low resistance, High hold current, Solid state Operation Current: 5.5A Maximum Voltage: 20V Temperature Range : -40℃ to 85℃ 2. Agency Recognition UL: TÜ V: File No. E211981 File No. R50004084 3. Electrical Characteristics (23℃) Part Resistance Hold Trip Max.Time Rated Maximum Typical Current Current to Trip Voltage Current Power RMIN RMAX R1MAX IH, A IT, A at 5XIH,S VMAX, VDC IMAX, A Pd, W Ohms Ohms Ohms 5.5 10.5 5.0 20 100 2.8 0.009 0.016 0.022 Number FLR550F IH=Hold current-maximum current at which the device will not trip at 23℃ still air. IT=Trip current-minimum current at which the device will always trip at 23℃ still air. V MAX=Maximum voltage device can withstand without damage at its rated current. I MAX= Maximum fault current device can withstand without damage at rated voltage (V MAX). Pd=Maximum power dissipated from device when in tripped state in 23℃ still air environment. RMIN=Minimum device resistance at 23℃. R1MAX=Maximum device resistance at 23C, 1 hour after tripping. Physical specifications: Lead material:0.13mm nominal thickness, quarter-hard nickel. Insulating material: Polyester tape. 4. Production Dimensions (millimeter) A Part B C D F Number Min Max Min Max Min Max Min Max Min Max FLR550F 35.0 37.0 6.9 7.5 0.6 1.0 5.3 6.7 4.9 5.1 NOTE : Specification subject to change without notice. NO. FUZETEC TECHNOLOGY CO., LTD. Product Specification and Approval Sheet Version PQ07-108E 3 Page 5. Thermal Derating Curve FLR550F Precent of Rated Hold and Trip Current 200% 150% 100% 50% 0% -40 -20 0 20 40 60 80 Ambient Temperature (C) 6. Typical Time-To-Trip at 23℃ FLR550F 100 Time-to-trip (S) 10 1 0.1 0.01 1 10 Fault Current (A) NOTE : Specification subject to change without notice. 100 2/3 NO. FUZETEC TECHNOLOGY CO., LTD. Product Specification and Approval Sheet Version PQ07-108E 3 Page 3/3 7. Material Specification Lead material: 0.13 mm nominal thickness, quarter-hard nickel Insulating material:Polyester tape 8. Part Numbering and Marking System Part Numbering System Part Marking System FLR □ □ □ F RoHS Compliant / Lead Free FLR550F 33AB F LR □ □ □ F Current Rating Example □ □ □ □ RoHS Compliant / Lead Free Part Identification Product Family Fuzetec Logo Date Code/Lot Number Warning: -Operation beyond the specified maximum ratings or improper use may result in damage and possible electrical arcing and/or flame. -PPTC device are intended for occasional overcurrent protection. Application for repeated overcurrent condition and/or prolonged trip are not anticipated. - Avoid contact of PPTC device with chemical solvent. Prolonged contact will damage the device performance. NOTE : Specification subject to change without notice.