POWrFuse PF-K Series Features AUTOMOTIVE GRADE n Designed for protection of high voltage accessory circuits in Electric Vehicles (EVs) and Hybrid Electric Vehicles (HEVs) n 15-50 A ratings available n 10 kA 275 VAC interrupting rating n ISO 8820-8 compliant n Available in bolt or PCB mounting options n RoHS compliant* and halogen free** PF-K Series EV Power Fuses Clearing Time Characteristics for Series Additional Information Click these links for more information: Clearing Time at 25 C % of Current Rating Minimum Maximum 110 % 4 hours PRODUCT TECHNICAL INVENTORY SAMPLES CONTACT 135 % 150 seconds 3600 seconds LIBRARY 150 % 10 seconds 1000 seconds Environmental Characteristics 200 % 500 milliseconds 100 seconds Operating Temperature ... -55 C to +125 C 300 % 100 milliseconds 15 seconds 500 % 50 milliseconds 1 second Electrical Characteristics Nominal 2 Rated Current Interrupting Nominal I t Max. Voltage Model Resistance Rated Voltage 2 (A) Rating (A s)**** Drop (mV) ()*** PF-KB1-15 15 0.0067 1153 PF-KT1-15 PF-KB1-30 30 0.0024 3024 10 kA 275 VAC PF-KT1-30 275 VAC 20 kA 500 VDC 200 500 VDC PF-KB1-40 10 kA 450 VDC 40 0.0017 7253 PF-KT1-40 PF-KB1-50 50 0.0012 9203 PF-KT1-50 *** Resistance value measured with 10 % rated current at 25 C ambient. 2 **** Nominal I t value measured at 20 kA / 500 VDC. Asia-Pacific: Tel: +886-2 2562-4117 Email: asiacus bourns.com EMEA: Tel: +36 88 885 877 Email: eurocus bourns.com The Americas: Tel: +1-951 781-5500 Email: americus bourns.com www.bourns.com * RoHS Directive 2015/863, Mar 31, 2015 and Annex. ** Bourns considers a product to be halogen free if (a) the Bromine (Br) content is 900 ppm or less (b) the Chlorine (Cl) content is 900 ppm or less and (c) the total Bromine (Br) and Chlorine (Cl) content is 1500 ppm or less. POWrFuse is a trademark of Bourns, Inc. WARNING Specifications are subject to change without notice. Users should verify actual device performance in their specific Cancer and Reproductive Harm applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the last www.P65Warnings.ca.gov page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. *RoHS COMPLIANT & **HALOGEN FREE *RoHS COMPLIANT LEAD FREE LEAD FREE VERSIONS ARE RoHS COMPLIANT* PF-K Series EV Power Fuses Product Dimensions PCB Mounting/T1 Bolt Mounting/B1 65.5 0.8 (2.579 .031) 38 0.8 (1.496 .031) 38.0 0.6 10.3 0.1 6 0.1 (1.496 .024) (.406 .004) (.236 .004) 15.5 0.1 (.610 .004) 53.5 0.5 10.3 0.15 5.3 0.1 (.209 .004) (2.106 .020) (.406 .006) 0.4 0.1 3.0 0.2 (.018 .004) (.118 .008) 3.8 0.2 10.3 0.2 (.150 .008) (.406 .008) 39.35 0.5 8.7 0.2 (1.549 .020) (.343 .008) 2 0.25 (.079 .010) MM DIMENSIONS: (INCHES) 0.6 0.16 (.024 .006) Recommended Drilling Pattern Recommended Mounting Torque and Bolt Sizes 1.1 Mounting Torque Bolt Size (.043) 4.5 1 Nm M5 3.6 (.142) 38.9 Current Rating Thermal Derating Curve (1.531) 140 120 Wave Soldering Recommendations (for PCB Mounting) 100 Profile Feature Pb-Free Assembly 80 Preheat: 60 Temperature Max. 150 C 25 C Temperature Min. 100 C 40 Solder Pot Temperature 280 C max. 20 Solder Dwell Time 8 seconds max. 0 -60 -40 -20 0 20 40 60 80 100 120 140 AMBIENT TEMPERATURE (C) Hand Soldering Recommendations (for PCB Mounting) How to Order Soldering Iron Temperature Heating Time PF - K B1 - 30 350 C 5 C 40 sec. max. POWrFuse Product Designator Series Name Mounting Type B1 = Bolt Mounting, Type 1 T1 = PCB Mounting, Type 1 Rated Current 15 - 50 = 15 A - 50 A Specifications are subject to change without notice. Users should verify actual device performance in their specific applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. DERATING PERCENTAGE (%)