PRODUCT: TM2P-10271 2Pro™ Device Series DOCUMENT: SCD26449 REV LETTER: J REV DATE: JULY 26, 2016 PAGE NO.: 1 OF 2 Specification Status: Released Operating Conditions at 20°C: Maximum Continuous Operating Voltage (Vmco): 60Vdc Maximum Interrupt Current (Iint ): 3Arms Fault Ratings at 20°C: Maximum Limited Duration Voltage (Vldf): 600 Vrms Maximum Limited Duration Current (Ildf): 40A Insulating Material: Cured, Flame Retardant Epoxy Polymer (meeting UL94 V-0 requirements) Lead Material: 22 AWG Sn- Plated Copper (0.65 mm [0.026”] nominal diameter) Marking (on back): Manufacturer’s M ark 102 7 Part Identification Lot Identification Electrical Schematic: (1) (2) (3) TABLE I. DIMENSIONS: A B C D E F MIN MAX MIN MAX MIN MAX MIN MAX NOM MIN MAX mm: -- 12.0 -- 15.0 -- 6.6 6.0 -- 2.5 -- 12.0 in:* -- (0.47) (0.59) (0.26) (0.24) (0.10) (0.47) *Rounded off approximation © 2016 Littelfuse,Inc Littelfuse.com Specifications are subject to change without notice. Revised July 26, 2016

PRODUCT: TM2P-10271 2Pro™ Device Series DOCUMENT: SCD26449 REV LETTER: J REV DATE: JULY 26, 2016 PAGE NO.: 2 OF 2 Intended Use: Communications and Signaling Circuits. TABLE II. PPTC-SECTION (terminals 1-2) PERFORMANCE RATINGS @ 20°C: HOLD TRIP RESISTANCE (Ω)† TIME TO TRIP† (s) CURRENT CURRENT @ 1A (A) (A) R MIN R MAX R1 MAX* TYP MAX 0.15 0.30 6.5 14.0 16.0 0.9 3 *Maximum device resistance at 20°C measured 1 hour post trip. † Corresponds to operations below varistor switch voltage. TABLE III. MOV-SECTION (terminals 2-3) PERFORMANCE RATINGS @ 20°C: VARISTOR VOLTAGE DC RESISTANCE @ 100V MAXIMUM CLAMPING RATED WATTAGE V @ 1mA VOLTAGE @ 25A DC (V) Tolerance (MΩ) (V) (W) 260 +14% / -7% >10 455 0.25 TABLE IV. LIGHTINING WITHSTAND FOR THE ASSEMBLY (TERMINALS 1-3) @ 20ºC: VOLTAGE – Open Circuit CURRENT – Short Circuit Parameter Voltage Waveform Current Waveform Repetitions (V) (μs) (A) (μs) TIA-968 Lightning Type A Metallic 800 10 x 560 100 10 x 560 1 ea. Polarity TIA-968 Lightning Type A Longitudinal 1500 10 x 160 200 10 x 160 1 ea. Polarity TIA-968 Lightning Type B Metallic 1000 9 x 720 25 5 x 320 1 ea. Polarity TIA-968 Lightning Type B Longitudinal 1500 9 x 720 37.5 5 x 320 1 ea. Polarity ITU-T K.20/K.21 1500 10 x 700 37.5 5 x 310 5 ea. Polarity TABLE V. APPLICABLE PART DESCRIPTIONS: PART DESCRIPTION PCN # (INTERNAL USE ONLY) PACKAGING TYPE NOTES TM2P-10271 RF0378-000 Bulk N/A TM2P-10271-2 RF0504-000 Tape and Reel Dim. D not applicable Agency Recognitions: N/A Reference Documents: PS300 for PPTC section Precedence: This specification takes precedence over documents referenced herein. Effectivity: Reference documents shall be the issue in effect on the date of invitation for bid. CAUTION: Operation beyond the rated voltage or current may result in rupture, electrical arcing or flame. Materials Information ROHS Compliant ELV Compliant Pb-Free Littelfuse products are not designed for, and shall not be used for, any purpose (including, without limitation, automotive, military, aerospace, medical, life-saving, life- sustaining, nuclear facility applications, devices intended for surgical implant into the body, or any other application in which the failure or lack of desired operation of the product may result in personal injury, death, or property damage) other than those expressly set forth in applicable Littelfuse product documentation. Warranties granted by Littelfuse shall be deemed void for products used for any purpose not expressly set forth in applicable Littelfuse documentation. Littelfuse shall not be liable for any claims or damages arising out of products used in applications not expressly intended by Littelfuse as set forth in applicable Littelfuse documentation. The sale and use of Littelfuse products is subject to Littelfuse Terms and Conditions of Sale, unless otherwise agreed by Littelfuse. © 2016 Littelfuse,Inc Littelfuse.com Specifications are subject to change without notice. Revised July 26, 2016