NCP3020A データシートの表示（PDF） - ON Semiconductor

部品番号

コンポーネント説明

メーカー

NCP3020A

Synchronous PWM Controller

ON Semiconductor 

NCP3020A, NCP3020B, NCV3020A, NCV3020B

VIN

7.5V

VBOOST

Maximum

Normal

VIN

7.5V

7.5V

0V

VBOOST

Maximum

Normal

VIN

7.5V

7.5V

0V

VBOOST

7.5V

0V

Figure 30. Typical Waveforms for Region 1 (top), Region 2 (middle), and Region 3 (bottom)

To illustrate, a 0.1 mF boost capacitor operating at > 80% duty cycle and > 22.5 V input voltage will exceed the specifications

for the driver supply voltage. See Figure 31.

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