Varistor Metal Oxide Varistor Products Page 127 Varistor Metal-Oxide Varistor Products

2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 09/14/17 Metal-Oxide Varistors (MOVs) Radial Lead Varistors > LA Varistor Series Maximum Clamping Voltage for 20mm Parts 5,000 3,000 1,000 500 10 -3 10 -2 10 -1 10 0 10 1 10 2 10 4 MAXIMUM PEAK VOLTS (V) PEAK AMPERES (A) 2,000 10 3 V625LA80B(P) V660LA100B(P) V1000LA160B(P) MAXIMUM CLAMPING VOLTAGE MODEL SIZE 20mm 300 TO 1000V M(AC) RATING T A = -55 o C TO 85 o C V575LA80B(P) V510LA80B(P) V480LA80B(P)/ V460LA40B(P) V680LA100B(P) V420LA40B(P) V385LA40B(P) V320LA40B(P) V300LA40A(P) V300LA40A - V1000LA160B Transient V-I Characteristics Curves (Continued...) Repetitive Surge Capability for 20mm Parts V130LA20A(P) - V320LA40B(P) 10,000 2,000 200 100 50 20 10 5 2 500 20 100 1,000 10,000 IMPULSE DURATION ( s) SURGE CURRENT (A) 1 2 10 4 10 5 10 6 MODEL SIZE 20mm V130LA20A(P) - V320LA40B(P) 10 3 INDEFINITE 1,000 10 2 10 5,000 1 Pulse Rating Curves (Continued...) V385LA40B(P) - V1000LA160B(P) 10,000 2,000 200 100 50 20 10 5 2 500 20 100 1,000 10,000 IMPULSE DURATION ( s) SURGE CURRENT (A) 1 2 10 4 10 5 10 6 MODEL SIZE 20mm V385LA40B(P) - V1000LA160B(P) 10 3 INDEFINITE 1,000 10 2 10 5,000 1 NOTE: If pulse ratings are exceeded, a shift of V N(DC) (at specified current) of more than +/-10% could result. This type of shift, which normally results in a decrease of V N(DC) , may result in the device not meeting the original published specifications, but does not prevent the device from continuing to function, and to provide ample protection. V130LA20A(P) - V275LA40A(P) 3,000 2,000 500 200 10 -3 10 -2 10 -1 10 0 10 1 10 2 10 4 MAXIMUM PEAK VOLTS (V) PEAK AMPERES (A) 1,000 10 3 MAXIMUM CLAMPING VOLTAGE MODEL SIZE 20mm 140 TO 230V M(AC) RATING T A = -55 o C TO 85 o C 300 V140LA20A(P) V230LA40A(P) 3,000 2,000 1,000 900 800 700 600 500 400 300 200 10 -3 10 -2 10 -1 10 0 10 1 10 2 10 4 MAXIMUM PEAK VOLTS (V) PEAK AMPERES (A) 10 3 V275LA40B(P) V250LA40B(P) V130LA20B(P) V150LA20B(P) MAXIMUM CLAMPING VOLTAGE MODEL SIZE 20mm 130 TO 275V M(AC) RATING T A = -55 o C TO 85 o C V130LA20B(P) - V275LA40(P) V130LA20A(P) - V275LA40A(P) 3,000 2,000 1,000 900 800 700 600 500 400 300 200 10 -3 10 -2 10 -1 10 0 10 1 10 2 10 4 MAXIMUM PEAK VOLTS (V) PEAK AMPERES (A) 10 3 V275LA40A(P) V250LA40A(P) V150LA20A(P) V130LA20A(P) V175LA20A(P) MAXIMUM CLAMPING VOLTAGE MODEL SIZE 20mm 130 TO 275V M(AC) RATING T A = -55 o C TO 85 o C Figure 14 Figure 15 Figure 16 Figure 17 Figure 18 Figure 19

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