FUSES / SICHERUNGEN Resettable fuses PFST Typical Time to Trip at 23 C PFS T PFS .120 T PFS .150 T. PFS 175 T.2 00 PFS T.3 PFS 50 T.4 20 Axial leaded PTC-Fuses Type PFST Fully compatible with current industry standards 10 Time to trip (s) Time to Trip (Seconds) Weldable nickel terminals Very low internal resistance Available in lead-free version Agency recognition: UL, CSA, TUV 1 0.1 0.01 0.001 50 75 100 1 10 100 Fault current (A) Standard Style / Standard-Ausfuhrung "S" Style A A F B D E 0.5 X 4.0 F B C D E C Terminal material: Quarter hard nickel Applications Typical Part Marking * Rechargable battery pack protection * Cellular phones Layout may vary ern Part identification Manufacturer's Trademark / Date Code (Last Digit of Year and Julian Date) Environmental Characteristics Operating/Storage Temperature / Einsatz/Lagertemp. Maximum Device Surface Temperature in Tripped State / Passive Aging / passive Alterung Humidity Aging / Feuchtigkeitsalterung Thermal Shock *) Thermischer Schock Vibration ST120 6180T -40 C to +85 C 125C +85 C, 1000 hours / Std. 5% typ. resist. change +85 C, 85% R.H. 1000 hours / Std. 5% typ. resist. change +85 C/-40 C 10 times / Zyklen 10% typ. resist. change MIL-STD-883C, Method 2007.1, No change Condition A *) MIL-STD-202F, Method 107G Test Procedures And Requirements For Model PFST Series Test / Test Test Conditions / Bedingungen Visual/Mech. / visuell/mech. Verify dimensions and materials / Kontrolle Abmess./Mat. Resistance / Widerstand In still air @ 23 C / bei ruhiger Luft Time to Trip / Trip-Zeit 5 times Ihold, Vmax, 23 C / unter spez. Strom Hold Current / Haltestrom 30 min. at Ihold / bei Haltestrom Trip Cycle Life / Trip-Zyklen Vmax, Imax, 100 cycles / Zyklen Trip Endurance / Zeit im Tripzustand Vmax, 48 hours / Stunden 32 www.schurter.com Accept/Reject Criteria Per PF physical description Rmin R Rmax T max. time to trip (sec.) No trip No arcing or burning No arcing or burning Lot No (T=Taiwan) FUSES / SICHERUNGEN Resettable fuses PFST Electrical Characteristics Type / Typ Vmax PFST.120 PFST.120.S PFST.150 PFST.175 PFST.175.S PFST.200 PFST.350 PFST.420 Imax V 15 15 15 15 15 30 30 30 A 100 100 100 100 100 100 100 100 Ihold Itrip Amperes / Ampere at 23 C Hold Trip 1.20 2.7 1.20 2.7 1.50 3.00 1.75 3.8 1.75 3.8 2.00 4.4 3.50 6.3 4.20 7.6 Initial Resistance / 1 Hour (R1) PostTrip Resistance / Max. Time to trip at 23 C / Tripped Power Dissipation / Ohms at 23 C / Ohms at 23 C / Seconds at 23 C/ Watts at 23 C / min. 0.085 0.085 0.05 0.05 0.05 0.03 0.017 0.012 max. 0.160 0.160 0.09 0.09 0.09 0.06 0.031 0.024 R1 max. 0.22 0.22 0.11 0.120 0.120 0.080 0.040 0.040 5.0 5.0 5.0 4.0 4.0 4.0 3.0* 6.0* 1.2 1.2 1.30 1.5 1.5 1.90 2.50 2.90 Packaging All models packaged in bulk, 500 pieces each. Packaged loose; optional slotted leads (.S) available for 1.20 A and 1.75 A ratings Dimensions Type / Typ PFST.120 PFST.120.S PFST.150 PFST.175 PFST.175.S PFST.200 PFST.350 PFST.420 A min. 19.9 19.9 20.9 20.9 20.9 21.3 28.4 30.6 B max. 22.1 22.1 23.1 23.1 23.1 23.4 31.8 32.4 min. 4.9 4.9 10.2 4.9 4.9 10.2 13.0 13.0 C max. 5.2 5.2 11.8 5.2 5.2 11.0 13.5 13.5 min. 0.6 0.6 0.6 0.6 0.6 0.5 0.5 0.5 D max. 1.0 1.0 1.0 1.0 1.0 1.1 1.1 1.1 mn. 5.5 5.5 4.1 4.1 4.1 5.0 6.3 5.0 F max. 7.5 7.5 5.5 5.5 5.5 7.6 8.9 7.5 min. 3.9 3.9 4.8 3.9 3.9 4.8 6.0 6.0 Material max. 4.1 4.1 5.5 4.1 4.1 5.4 6.6 6.7 nickel nickel nickel nickel nickel nickel nickel nickel Dimension How To Order PF ST . xxx . x PTC-Fuse Style ST = Axial Leaded "Strap" Component Hold Current, Ihold 120-420 (1.20 mA - 4.20 A) Slotted Lead Option Thermal Derating Chart - Ihold (Amps) Type / Typ PFST.120 PFST.120.S PFST.150 PFST.175 PFST.175.S PFST.200 PFST.350 PFST.420 Ambient Operating Temperature -40 C -20 C 0 C 1.9 1.7 1.5 1.9 1.7 1.5 2.2 2.0 1.8 2.5 2.3 2.0 2.5 2.3 2.0 3.2 2.8 2.5 5.4 4.8 4.3 6.4 5.7 5.1 23 C 1.2 1.2 1.5 1.7 1.7 2.0 3.5 4.2 40 C 1.0 1.0 1.3 1.5 1.5 1.7 3.0 3.6 50 C 0.9 0.9 1.1 1.3 1.3 1.6 2.8 3.3 60 C 0.8 0.8 1.0 1.2 1.2 1.4 2.5 3.0 70 C 0.7 0.7 0.9 1.1 1.1 1.2 2.2 2.6 85 C 0.5 0.5 0.7 0.9 0.9 0.9 1.7 2.1 www.schurter.com 33