PolySwitch(R) PTC Devices PRODUCT: LR4-170UF DOCUMENT: SCD25978 PCN: A92147 REV LETTER: D REV DATE: MAY 10, 2011 PAGE NO.: 1 OF 1 Overcurrent Protection Device 308 Constitution Drive Menlo Park, CA 94025-1164 Phone: 800-227-4856 www.circuitprotection.com Specification Status: Preliminary Electrical Rating Voltage: 15V MAX Current: 100A MAX Chip Size: 3.9 X 8.2mm Leads: Nickel 1/4H 0.125mm nominal thickness Solder: Lead-free Tape: None Marking: None TABLE I. DIMENSIONS: mm: in*: A B MIN MAX MIN MAX 19.0 21.0 3.8 4.1 (0.75) (0.83) (0.15) (0.16) *Rounded off approximation C MIN 0.5 (0.02) D MAX 0.7 (0.03) MIN 5.3 (0.21) E MAX 6.5 (0.26) MIN 5.3 (0.21) F MAX 6.5 (0.26) MIN 2.9 (0.11) G MAX 3.1 (0.12) MIN MAX TABLE II. PERFORMANCE RATINGS: As measured in Muller Kelvin Clips Model BU-75K. CURRENT TRIP LIMITS I HOLD AMPS 20C HOLD 1.7 AMPS AT 0C HOLD TRIP 2.0 4.0 Agency Recognitions: Reference Documents: Precedence: Effectivity: CAUTION: Materials Information: ROHS Compliant TIME TO TRIP REFERENCE RESISTANCE AMPS AMPS AMPS SECONDS AT OHMS AT 20C AT 60C AT --C 20C,8.5A AT 20C HOLD TRIP HOLD TRIP HOLD TRIP TYP MAX MIN MAX 1.7 3.4 1.2 2.5 ---5 0.044 0.078 ONE-HOUR POST-TRIP RESISTANCE OHMS AT 20C MIN MAX 0.044 0.114 TRIPPEDSTATE POWER DISSIPATION WATTS AT 20C, 15V TYP MAX -2.0 UL, TUV, CSA PS300 This specification takes precedence over documents referenced herein. Reference documents shall be the issue in effect on the date of invitation for bid. Operation beyond the rated voltage or current may result in rupture, electrical arcing or flame. ELV Compliant Pb-Free (c) 2005, 2011 Tyco Electronics Corporation, a TE Connectivity Ltd. Company. All rights reserved. Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: TE Connectivity: LR4-170UF