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LR4-970F Datasheet(PDF) 3 Page - Littelfuse |
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LR4-970F Datasheet(HTML) 3 Page - Littelfuse |
3 / 14 page Part Number Maximum Ambient Temperature -40°C A -20°C 0°C 20°C 25°C 40°C 50°C 60°C 70°C 80°C 85°C 125°C Typical Activation SRP SRP120F 1.9 1.7 1.5 1.20 1.17 1.0 0.9 0.8 0.6 0.5 0.4 SRP175F 2.5 2.2 2.0 1.75 1.68 1.4 1.3 1.2 1.0 0.9 0.8 SRP200F 3.1 2.8 2.5 2.00 1.97 1.7 1.5 1.4 1.2 1.0 0.9 SRP350F 5.3 4.8 4.3 3.50 3.44 3.0 2.7 2.5 2.1 1.8 1.7 SRP420F 6.3 5.7 5.1 4.20 4.11 3.6 3.3 3.0 2.6 2.2 2.1 LR4 LR4-190F 2.8 2.5 2.3 1.9 1.86 1.6 1.5 1.4 1.2 1.1 1.0 LR4-260F 3.8 3.4 3.1 2.6 2.54 2.2 2.0 1.9 1.7 1.4 1.3 LR4-380F 5.4 4.9 4.4 3.8 3.64 3.3 3.0 2.8 2.5 2.3 2.1 LR4-380XF 5.4 4.9 4.4 3.8 3.64 3.3 3.0 2.8 2.5 2.3 2.1 LR4-450F 6.5 5.8 5.3 4.5 4.38 3.9 3.6 3.3 2.9 2.6 2.4 LR4-550F 7.6 6.9 6.2 5.5 5.32 4.7 4.3 4.0 3.6 3.2 3.0 LR4-600F 8.7 7.8 7.1 6.0 5.86 5.2 4.7 4.4 3.9 3.4 3.2 LR4-600XF 8.7 7.8 7.1 6.0 5.86 5.2 4.7 4.4 3.9 3.4 3.2 LR4-730F 10.5 9.5 8.6 7.3 7.13 6.3 5.7 5.4 4.7 4.2 4.0 LR4-900F 12.7 11.4 10.0 9.0 8.50 7.5 6.8 6.2 5.5 4.9 4.5 LR4-1300SSF 17.9 16.2 14.5 13.0 12.40 11.1 10.3 9.5 8.6 7.7 7.2 * Product electrical characteristics determined at 25°C. Part Number Maximum Ambient Temperature -40°C A -20°C 0°C 20°C 25°C 40°C 50°C 60°C 70°C 75°C 80°C 85°C 90°C 120°C Typical Activation MXP* MXP180 — — 2.45 — 1.8 — — 0.80 — — — — — MXP190BB — — 2.6 — 1.9 — — 0.85 — — — — — MXP250K — — 3.6 — 2.5 — — 1.3 — — — — — MXP270 — — 3.8 — 2.7 — — 1.4 — — — — 0.3 MXP310 — — 5.0 — 3.1 — — 1.9 — 1.0 — — — MXP370BD — — 5.0 — 3.7 — — 1.9 — — — — — 120˚C Typical Activation MGP MGP450 — — — — 4.5 — — 2.6 — — — — — MGP500 — — — — 5.0 — — 3.0 2.0 — — — — Table B2 —Thermal Derating [Hold Current (A) at AmbientTemperature (°C)] Part Number Maximum Ambient Temperature -40°C A -20°C 0°C 20°C 25°C 40°C 50°C 60°C 70°C 80°C 85°C 85°C Typical Activation VLR* VLR170F 3.5 2.9 2.4 1.84 1.70 1.2 1.0 0.7 0.3 — — VLR175F 3.5 2.9 2.4 1.87 1.75 1.3 1.0 0.8 0.3 — — VLR175LF 3.5 2.9 2.4 1.87 1.75 1.3 1.0 0.8 0.3 — — VLR230F 5.0 4.2 3.4 2.52 2.30 1.7 1.3 0.9 0.4 — — 90°C Typical Activation VLP* VLP120UF 2.4 2.1 1.8 1.30 1.20 1.0 0.7 0.6 0.3 0.2 0.1 VLP175UAF 3.2 2.7 2.3 1.70 1.75 1.2 1.0 0.9 0.5 0.2 0.1 VLP210F 4.3 3.6 2.9 2.31 2.10 1.6 1.3 1.0 0.6 0.3 0.1 VLP220F 4.5 3.8 3.0 2.45 2.20 1.7 1.4 1.1 0.7 0.3 0.1 VLP270F 5.6 4.7 4.0 3.05 2.70 2.2 1.7 1.4 0.9 0.4 0.1 VTP* VTP110F 2.0 1.7 1.4 1.12 1.10 0.85 0.75 0.7 0.4 0.2 0.1 VTP170F 3.2 2.7 2.2 1.80 1.70 1.3 1.0 0.8 0.5 0.3 0.1 VTP170XSF 3.2 2.7 2.2 1.80 1.70 1.3 1.0 0.8 0.5 0.3 0.1 VTP175F 3.2 2.7 2.2 1.84 1.75 1.3 1.0 0.8 0.5 0.3 0.1 VTP175LF 3.2 2.7 2.2 1.84 1.75 1.3 1.0 0.8 0.5 0.3 0.1 VTP210GF 4.1 3.5 2.9 2.26 2.10 1.6 1.3 1.0 0.7 0.4 0.1 VTP210SF 4.1 3.5 2.9 2.26 2.10 1.6 1.3 1.0 0.7 0.4 0.1 RoHS Compliant, ELV Compliant Specifications subject to change without notice. ©2016 Littelfuse, Inc. PolySwitch Resettable Devices Strap Battery Devices |
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