RALT-300

Type RALT Resettable Fuse (PTC’s) Battery Strap www.optifuse.com (619) 593-5050 Application: Rechargeable battery packs Lithium cell and battery packs Product Features: Low profile, Solid State Operation Current: 700mA ~ 3.4A Maximum Voltage: 24V Temperature Range: -40ºC to 85ºC Agency Standards and Listings: Electrical Characteristics (23ºC) Part Number RALT-070 RALT-100 RALT-180 RALT-190 RALT-260 RALT-300 RALT-310 RALT-340 Hold Current Trip Current Rated Voltage Max Current Typical Power IH, A 0.7 1.0 1.8 1.9 2.6 3.0 3.1 3.4 IT, A 1.5 2.5 3.8 4.2 5.2 6.3 6.0 6.8 VMAX, Vdc 24 24 24 24 24 24 24 24 IMAX, A 100 100 100 100 100 100 100 100 Pd, W 1.1 1.5 2.0 1.9 2.3 2.0 2.5 2.7 Resistance Tolerance RMIN Ω 0.100 0.070 0.040 0.030 0.025 0.015 0.018 0.016 RMAX Ω 0.200 0.130 0.068 0.057 0.042 0.031 0.030 0.027 R1MAX Ω 0.340 0.260 0.120 0.100 0.076 0.055 0.055 0.050 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 it’s rated current. IMAX = Maximum fault current device can withstand without damage at rated voltage (V max). Pd = Maximum power dissipated from device when in the 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: 0.13mm nominal thickness, quarter hard nickel Insulating Material: Polyester tape Note: All specifications subject to change without notice. Rev B 11/2012 - Page: 1/3 Code F01-01H Type RALT Resettable Fuse (PTC’s) Battery Strap www.optifuse.com (619) 593-5050 RALT Product Dimensions (millimeters) Part Number RALT-070 RALT-100 RALT-180 RALT-190 RALT-260 RALT-300 RALT-310 RALT-340 A Min 19.9 20.9 24.0 21.3 24.0 28.4 24.0 24.0 B Max 22.1 23.1 26.0 23.4 26.0 31.8 26.0 26.0 Min 4.9 4.9 4.9 10.2 10.8 13.0 14.8 14.8 C Max 5.2 5.2 5.2 11.0 11.9 13.5 15.9 15.9 Min 0.7 0.6 0.6 0.5 0.6 0.5 0.6 0.6 D Max 1.2 1.0 1.0 1.1 1.0 1.1 1.0 1.0 Min 5.5 4.1 4.1 5.0 5.0 6.3 5.0 4.0 F Max 7.5 5.5 5.5 7.6 7.0 8.9 7.0 5.0 Min 3.9 3.9 3.9 4.8 5.9 6.0 5.9 5.9 Max 4.1 4.1 4.1 5.4 6.1 6.6 6.1 6.1 Thermal Derating Curve – RALT Series Note: All specifications subject to change without notice. Rev B 11/2012 - Page: 2/3 Code F01-01H Type RALT Resettable Fuse (PTC’s) Battery Strap www.optifuse.com (619) 593-5050 Typical Time-To-Trip at 23ºC A = RALT-070 B = RALT-100 C = RALT-180 D = RALT-190 E = RALT-260 F = RALT-300 G = RALT-310 H = RALT-340 Standard Package Part Number RALT-070 RALT-100 RALT-180 RALT-190 RALT-260 RALT-300 RALT-310 RALT-340 Warning: Pcs/Bag 1K 1K 1K 500 500 500 500 500 -Operation beyond the specified maximum ratings or improper use may result in damage and possible electrical arcing and/or flame. -PPTC device are intended for occasional overcurrent protection. Application for repeated overcurrent condition and/or prolonged trip are not anticipated. -Avoid contact of PPTC device with chemical solvent. Prolonged contact will damage the device performance. Note: All specifications subject to change without notice. Rev B 11/2012 - Page: 3/3 Code F01-01H