Radial Leaded PTC Resettable Fuse: FUSB 120F 1. Summary (a) (b) (c) (d) (e) (f) RoHS Compliant (Lead Free) Product Applications: Low voltage USB equipment and Computers & peripherals Product Features: Low resistance, Fast trip time, Low trip-to-hold ratio Operation Current: 1.2A Maximum Voltage: 16V Temperature Range : -40℃ to 85℃ 2. Agency Recognition UL: File No. E211981 C-UL: File No. E211981 TÜV : File No. R 50004084 3. Electrical Characteristics (23℃) Part Number FUSB120F Hold Trip Current Current IH, A IT, A 1.20 2.00 Max.Time to Trip Maximum Current at 8A 0.5 IMAX, A Rated Typical Voltage Power Resistance Tolerance RMIN R1MAX VMAX, Vdc Pd, W ohms ohms 40 16 0.6 0.04 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=Typical power dissipated from device when in tripped state in 23℃ still air environment. RMIN=Minimum device resistance at 23℃. R1MAX=Maximum device resistance at 23℃, 1 hour after tripping . Physical specifications: Lead material: Tin plated copper,24 AWG. Soldering characteristics: Solder ability per ANSI/J-STD 002 Solder heat withstand per IEC 68-2-20 Test Tb, method 1a, condition a; can withstand 5 second at 260℃±5℃ Insulating coating:Flame retardant epoxy polymer, meets UL 94V-0 requirement. 4. Production Dimensions (millimeter) Lead Size: 24AWG Φ 0.51 mm Diameter Part Number FUSB120F A B Maximum Maximum 6.9 11.7 C D E F Typical Minimum Maximum Typical 5.1 7.6 3.0 0.8 NOTE : Specification subject to change without notice. 0.14 5. Thermal Derating Curve Thermal Derating Curve, FUSB 120F 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℃ FUSB120F 100 Time-to-trip (S) 10 1 0.1 0.01 0.001 1 10 Fault current (A) NOTE : Specification subject to change without notice. 100 7. Material Specification Lead material: Tin plated copper, 24 AWG Soldering characteristics: MIL-STD-202, Method 208E Insulating coating:Flame retardant epoxy ,meet UL-94V-0 requirement 8. Part Numbering and Marking System Part Numbering System Part Marking System FUSB □ □ □F RoHS Compliant / Lead Free Current rating F S UB120F 09AB Example F UB □ □ □F RoHS Compliant / Lead Free Part Identification Product Family □ □ □ □ 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.