Varistor Metal Oxide Varistor Products Page 162 Varistor Metal-Oxide Varistor Products

2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 09/14/17 Metal-Oxide Varistors (MOVs) Radial Leaded Varistors > HMOV Varistor Series Maximum Clamping Voltage for 10mm Parts V10x11P - V10x40P Maximum Clamping Voltage for 14mm Parts V14x11P - V14x40P Maximum Clamping Voltage for 20mm Parts V20x11P - V20x40P 500 400 300 200 100 90 80 70 60 50 40 30 20 10 MAXIMUM PEAK VOLTS (V) 10 -3 10 -2 10 -1 10 0 10 1 10 2 10 3 PEAK AMPERES (A) V10x40P V10x35P V10x30P V10x25P V10x20P V10x23P V10x17P V10x14P V10x11P MAXIMUM CLAMPING VOLTAGE MODEL SIZE 10mm 600 500 400 300 200 100 90 80 70 60 50 40 30 20 10 -3 10 -2 10 -1 10 0 10 1 10 2 10 3 PEAK AMPERES (A) MAXIMUM PEAK VOLTS (V) V14x40P V14x35P V14x30P V14x25P V14x23P V14x20P V14x17P V14x14P V14x11P MAXIMUM CLAMPING VOLTAGE MODEL SIZE 14mm MAXIMUM PEAK VOLTS (V) PEAK AMPERES (A) 10 -2 10 -1 10 0 10 1 10 2 10 3 10 -3 10 -5 10 -4 10 -6 10 20 30 40 50 60 70 80 90 600 700 800 900 100 200 300 400 500 1000 MAXIMUM CLAMPING VOLTAGE MODEL SIZE 20mm V20x11P V20x14P V20x17P V20x20P V20x23P V20x25P V20x30P V20x35P V20x40P Current Energy and Power Dissipation Ratings 100 90 80 70 60 50 40 30 20 10 0 -55 50 60 70 80 90 100 110 120 130 140 150 AMBIENT TEMPERATURE ( o C) PERCENT OF RATED VALUE T 1 T 2 100 50 0 O 1 TIME PERCENT OF PEAK VALUE T Peak Pulse Current Test Waveform for Clamping Voltage 0 1 = Virtual Origin of Wave T = Time from 10% to 90% of Peak T 1 = Rise Time = 1.25 x T T 2 = Decay Time Example - For an 8/20s Current Waveform: 8s = T 1 = Rise Time 20s = T 2 = Decay Time Note: The peak surge current and energy ratings must be reduced for applications exceeding 125C ambient temperature.

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