MPSL Series Polymeric PTC MERITEK Feature and Applications ROHS Compliant & Halogen Free Electronic applications: Laptop Computer, Rechargeable battery packs, Lithium cell and battery packs, and Mobile phone battery packs Low resistance, Solid state Operation Current: 1.4A to 4.5A Maximum Operating Voltage: 6V Temperature Range: -40ºC to 85ºC PART NUMBERING SYSTEM MPSL XXX Meritek Series Current Rating Rev. 7 MPSL Series Polymeric PTC MERITEK Electrical Characteristics (23ºC) Part Number MPSL140 MPSL190 MPSL250 MPSL270 MPSL310 MPSL370 MPSL450L Hold Current Trip Current IH,A IT,A 1.4 1.9 2.5 2.7 3.1 3.7 4.5 3.6 4.9 8.0 8.1 8.8 9.0 9.5 Rated Voltage Maximum Current Typical Power IMAX, A 50 50 50 50 50 50 50 Max Time to Trip Resistance Tolerance Current Time RMIN RMAX R1MAX Pd, W A Sec Ω Ω Ω 1.0 1.0 1.0 1.0 1.0 1.0 1.0 7.0 9.5 12.5 13.5 15.5 18.5 22.5 3.0 3.0 3.0 2.0 3.0 5.0 3.0 E223037 VMAX, VDC 6 6 6 6 6 6 6 0.010 0.020 0.006 0.014 0.006 0.012 0.006 0.012 0.004 0.010 0.003 0.008 0.0025 0.0055 ● ● ● ● ● ● ● 0.035 0.024 0.020 0.018 0.016 0.014 0.010 IH=Hold current-maximum current at which the device will not trip at 23ºC still air. IT=Trip current-minimum current at which the device will always trip at 23ºC still air. VMAX=Maximum voltage device can withstand without damage at its rated current. I MAX= Maximum fault current device can withstand without damage at rated voltage (VMAX). Pd=Maximum power dissipated from device when in tripped state in 23ºC still air environment. RMIN=Minimum device resistance at 23ºC. R1MAX=Maximum device resistance at 23ºC, 1 hour after tripping. Physical specifications: Lead material: 0.1mm nominal thickness, quarter-hard nickel. Insulating material: Polyester tape Product Dimensions (Millimeters) Part Number A B C D E F Min Max Min Max Min Max Min Max Min Max Min Max MPSL140 9.20 10.80 3.15 3.45 0.55 0.95 2.15 3.25 2.15 3.25 2.20 2.40 MPSL190 9.20 10.80 3.15 3.45 0.55 0.95 2.15 3.25 2.15 3.25 2.20 2.40 MPSL250 9.20 10.80 3.15 3.45 0.55 0.95 2.15 3.25 2.15 3.25 2.20 2.40 MPSL270 9.20 10.80 3.15 3.45 0.55 0.95 2.15 3.25 2.15 3.25 2.20 2.40 MPSL310 9.20 10.80 3.15 3.45 0.55 0.95 2.15 3.25 2.15 3.25 2.20 2.40 MPSL370 9.20 10.80 3.15 3.45 0.55 0.95 2.15 3.25 2.15 3.25 2.20 2.40 MPSL450L 20.5 21.50 3.50 3.90 0.55 0.95 7.00 8.00 7.00 8.00 2.40 2.60 Rev. 7 Polymeric PTC MPSL Series MERITEK Thermal Derating Curve MPSR Series Typical Time-To-Trip at 23ºC A = MPSL140 B = MPSL190 C = MPSL250 C = MPSL270 D = MPSL310 E = MPSL370 F = MPSL450L Rev. 7