NCP3020A Ver la hoja de datos (PDF) - ON Semiconductor

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NCP3020A

Synchronous PWM Controller

ON Semiconductor 

NCP3020A, NCP3020B, NCV3020A, NCV3020B

0.75 V (vref *125%)

0.6 V (vref *100%)

0.45 V (vref *75%)

FB Voltage

Latch off

Reinitiate Softstart

Softstart Complete

Figure 24. Powerup Sequence and Overvoltage Latch

0.75 V (vref *125%)

0.6 V (vref *100%)

0.45 V (vref * 75%)

FB Voltage

Latch off

Reinitiate Softstart

Softstart Complete

Figure 25. Powerup Sequence and Undervoltage Soft−Start

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