Resettable Ptc Products Page 2 Resettable PTC Products

POLY-FUSE Resettable PTCs 2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 03/22/17 Series Name Chip Size Hold Current (I Hold ) Max Voltage (V Max ) Max Fault Current (I Max ) Operating Temperature Range Agency Approval RoHS Compliant Lead Free UL TUV LoRho Surface Mount PTCs LoRho 0402 (1005) 0.1 - 0.5 A 6 V 40 - 50 A -40C to 85C 0603 (1608) 0.5 - 1.75 A 6 V 50 A 0805 (2012) 0.75 - 3.0 A 6 V 50 A 1206 (3216) 0.75 - 4.5 A 6 - 12 V 50 A 1210 (3225) 1.75 - 4.5 A 6 V 50 A 1812 (4532) 1.9 - 3.7 A 6 V 50 A 2920 (7351) 7.0 A 6 V 50 A Surface Mount PTCs 0402L 0402 (1005) 0.1 - 0.5 A 6 V 40 - 50 A -40C to 85C 0603L 0603 (1608) 0.04 - 0.5 A 6 - 24 V 20 - 40 A 0805L 0805 (2012) 0.1 - 1.1 A 6 - 24 V 40 - 100 A 1206L 1206 (3216) 0.125 - 2 A 6 - 30 V 100 A 1210L 1210 (3225) 0.05 - 2 A 6 - 30 V 10 - 100 A 1812L 1812 (4532) 0.1 - 2 A 6 - 60 V 10 - 100 A 2016L 2016 (5041) 0.3 - 2.0 A 6 - 60 V 20 - 40 A 2920L 2920 (7351) 0.3 - 5.0 A 6 - 60 V 10 - 40 A 250S 0.13 A 250 V 3A Radial Leaded PTCs USBR N/A 0.75 - 2.5 A 6 - 16 V 40A -40C to 85C 16R 2.5 - 14 A 16V 100 A 30R 0.9 - 9 A 30V 40A 60R 0.1 - 3.75 A 60V 40A 72R 0.2 - 3.75 A 72V 40A 135R 0.05 - 3.75 A 135V 1 - 20 A 250R 0.08 - 0.18 A 250V 3 - 10 A 265R 0.05 - 2.0 A 265V 1 - 20 A 600R 0.15 - 0.16A 600 V 3A Battery Strap PTCs SL N/A 1.9 - 3.7 A 6 V 50A -40C to 85C LR 2.6 - 7.3 A 15 - 20 V 100A LT 1.0 A 24 V 100A ST 1.75 A 15 V 100A VL 1.75 A 12 V 100A VT 2.1 A 16 V 100A 2017 Littelfuse, Inc. Specifications, descriptions and illustrative material in this literature are as accurate as known at the time of publication, but are subject to change without notice. Visit www.littelfuse.com for more information. TABLE OF CONTENTS PTC Characteristics and Terms PTC Applications & Typical PTC Circuit Protection Design PTC Selection Worksheet Legal Disclaimers

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