Resettable Ptc Products Page 67 Resettable PTC Products

POLY-FUSE Resettable PTCs 2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 03/22/17 Radial Leaded > USBR Series Temperature Rerating Curve Average Time Current Curves The average time current curves and Temperature Rerating curve performance is affected by a number or variables, and these curves provided as guidance only. Customer must verify the performance in their application. Note: Typical Temperature rerating curve, refer to table for derating data Ambient Operation Temperature -40C -20C 0C 20C 40C 50C 60C 70C 85C Part Number Hold Current (A) 06R075B 1.05 0.95 0.85 0.75 0.65 0.60 0.55 0.50 0.43 06R120B 1.69 1.52 1.36 1.20 1.04 0.96 0.88 0.80 0.68 06R155B 2.17 1.96 1.75 1.55 1.34 1.24 1.13 1.03 0.88 16R090B 1.31 1.17 1.04 0.90 0.75 0.69 0.61 0.55 0.47 16R110B 1.60 1.43 1.27 1.10 1.00 0.92 0.75 0.67 0.57 16R135B 1.96 1.76 1.55 1.35 1.12 1.04 0.92 0.82 0.70 16R160B 2.32 2.08 1.84 1.60 1.33 1.23 1.09 0.98 0.83 16R185B 2.68 2.41 2.13 1.85 1.54 1.42 1.26 1.13 0.96 16R250B 3.63 3.25 2.88 2.50 2.08 1.93 1.70 1.53 1.30 Temperature Rerating 100 1 10 0.1 0.001 0.01 0.75A 1.20A 1.55A 0.90A 1.10A 1.35A 1.60A 1.85A 2.50A 0.01 0.1 1 10 Current in Amperes Time in Seconds USBR -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 10% 30% 50% 70% 90% 110% 130% 150% 170% Temperature (C) Percentage of Rated Current 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 www.littelfuse.com/disclaimer-electronics.

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