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V661BA60 Datasheet(PDF) 4 Page - Littelfuse |
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V661BA60 Datasheet(HTML) 4 Page - Littelfuse |
4 / 5 page 2 BA/BB Varistor Series Varistor Products High Energy Industrial 75 www .littelfuse .com Transient V-I Characteristics Curves FIGURE 5. CLAMPING VOLTAGE FOR V131BA60 - V881BA60 MAX CLAMPING VOLTAGE DISC SIZE 60mm 130 TO 880VM(AC) RATING TA = -55 oC TO 85oC 6,000 5,000 4,000 3,000 2,000 1,000 900 800 700 600 500 400 300 200 10-2 10-1 100 101 102 103 104 105 PEAK AMPERES (A) V881BA60 V751BA60 V661BA60 V571BA60 V151BA60 V131BA60 V511BA60 V481BA60 V421BA60 V321BA60 V271BA60 V251BA60 FIGURE 6. CLAMPING VOLTAGE FOR V112BB60 - V282BB60 30,000 20,000 10,000 9,000 8,000 7,000 6,000 5,000 4,000 3,000 2,000 10-2 10-1 100 101 102 103 104 105 PEAK AMPERES (A) V282BB60 V242BB60 V202BB60 V172BB60 V142BB60 V112BB60 MAX CLAMPING VOLTAGE DISC SIZE 60mm 1100 TO 2800VM(AC) RATING TA = -55 oC TO 85oC 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 VN(DC), may result in the device not meeting the original published specifications, but it does not prevent the device from continuing to function, and to provide ample protection. Pulse Rating Curves FIGURE 7. SURGE CURRENT RATING CURVES FOR V131BA60 - V321BA60 50,000 20,000 10,000 5,000 2,000 1,000 500 200 100 50 20 10 IMPULSE DURATION ( µs) 1,000 10,000 10 102 103 104 105 INDEFINITE 106 20 100 2 DISC SIZE 60mm V131BA60 - V321BA60 1 FIGURE 8. SURGE CURRENT RATING CURVES FOR V421BA60 - V282BB60 100,000 50,000 20,000 10,000 5,000 2,000 1,000 500 200 100 50 20 10 20 100 1,000 10,000 IMPULSE DURATION ( µs) 10 102 103 104 105 106 2 1 DISC SIZE 60mm V421BA60 - V282BB60 INDEFINITE Next Previous |
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