526 Series High Current & Voltage Cartridge Fuses

Fuse Datasheet High Current & Voltage Cartridge Fuses Lead-free > 10x32mm Fuse > 526 Series RoHS Pb Description The 526 series fuses are specifically designed and tested to the circuit protection needs of compact auto-electronics applications, which is 500 Vdc/Vac rated with remarkable interrupting rating. Features ■ RoHS compliant and Lead-free ■ High Interrupt Rating Benefits ■ Small size ■ High voltage ■ High current ■ High breaking capacity Applications Agency Approvals ■ On-Board Charger (OBC) ■ Power Distribution Unit (PDU) Agency Agency File Number Ampere Range E10480 30 A to 60 A Additional Information Electrical Characteristics % of Ampere Rating Ampere Rating Opening Time at 25ºC 100% 30 A to 60 A 4 hours, Min. Resources Accessories Samples 135% 30 A to 60 A 60 minutes, Max. 200% 30 A to 60 A 120 seconds, Max. Electrical Specifications Ampere Max Interrupting Nominal Code Nominal Agency Approvals Amp Rating Voltage Rating Rating Resistance Melting Code (A) (V) (AC/DC) (mOhm) I2t (A2sec) 30 030. 0.0028 1070 x 500VDC 10KA@500VDC 40 040. 500VAC 10KA@500VAC 0.0020 2340 x 50 050. 0.0014 3850 x 60 060. 500VDC 10KA@500VDC 300VAC 10KA@300VAC 0.0011 6290 x © 2022 Littelfuse, Inc. 1 Specifications are subject to change without notice. Revised: BA.02/01/22

Fuse Datasheet High Current & Voltage Cartridge Fuses Lead-free > 10x32mm Fuse > 526 Series Temperature Re-rating Curve Average Time Current Curves 120% 110% 10000 100% 90% 1000 80% 70% 60% 100 50% 40% 10 30% 20% -55 -35 -15 5 25 45 65 85 105 125 1 Ambient Temperature (°C) Note: 0.1 Rerating depicted in this curve is in addition to the standard derating of 25% for continuous operation. 0.01 0.001 10 100 1000 10000 Current in Amperes Note: For 50A, 60A rating, it may not break current consistently when overload current is less than 200%In (represented by dotted portion of this time-current curve), as maybe arc current continuously pass-through fuse Product Characteristics under this condition. Do not recommend to use conditions of below 200%In overload. Body: Glass fiber Soldering Parameters–Wave Soldering Materials Cap: Ni plated copper alloy Terminal: Ni/Sn plated copper alloy MIL-STD-202, Method 213, Mechanical Shock Test Condition I (100 G’s peak for 6 milliseconds) Solderability Reference MIL-STD-202 method 208 Cap 1: Brand logo, Product Marking current and voltage ratings Cap 2: Agency approval marks MIL-Std 202 Method 210 Resistance to Solder Heat Test Condition B (10 sec at 260 °C) Operating Temperature -55 °C to +125 °C Wave Parameter Lead-Free Recommendation Preheat: (Depends on Flex Activation Thermal Shock MIL-STD-202G, Method 107G, (Typical Industry Recommendation) Test condition B Temperature) Temperature Minimum 100 ºC Vibration MIL-STD-202G, Method 201A Temperature Maximum 150 ºC Preheat Time 60–180 seconds Moisture Resistance MIL-STD-202G, Method 103B, Test condition A Solder Pot Temperature 260 ºC Maximum Solder Dwell Time 2–5 seconds MIL-STD-202G, Method 101E, Salt Spray Recommended Hand-Solder Parameters: Test condition B Solder Iron Temperature: 350 ºC +/- 5 ºC Heating Time: 5 seconds max. Note: These devices are not recommended for IR or Convection Reflow process. © 2022 Littelfuse, Inc. 2 Specifications are subject to change without notice. Revised: BA.02/01/22 Percent of Rating Time in seconds 30A 40A 50A 60A

Fuse Datasheet High Current & Voltage Cartridge Fuses Lead-free > 10x32mm Fuse > 526 Series Dimensions - Through hole terminal - Bolt down terminal Recommended PCB layout Unit: mm Part Numbering System 0526 xxxx U X TH P Series P: Lead-Free Amp Code Option Code Refer to Amp Code TH: Through hole type terminal column of Electrical ISO: Bolt Down Terminal Characteristics Table Quantity Code Packaging Code U=500 X= Filler Z=400 Packaging Packaging Option Packaging Specification Quantity Quantity & Packaging Code Reel Size 526 Through hole terminal Tray NA 500 NA NA 526 Bolt down terminal Tray NA 400 NA NA Disclaimer Notice - Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and test each product selected for their own applications. Littelfuse products are not designed for, and may not be used in, all applications. Read complete Disclaimer Notice at http://www.littelfuse.com/disclaimer-electronics. © 2022 Littelfuse, Inc. 3 Specifications are subject to change without notice. Revised: BA.02/01/22