NCP4355 データシートの表示（PDF） - ON Semiconductor

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NCP4355

Secondary Side SMPS OFF Mode Controller for Low Standby Power

ON Semiconductor 

NCP4355

VCC

FBC

ON/OFF

VCC

management

VDD

VREF

IDRIVEON

Power

RESET

SW1

Current

Regulation OTA

Sink only

Power

RESET

VDD

IBIASV

VREFC

SW3

ISNS

QS

QR

OTA

Sink only

Voltage VREF

Regulation

0.9 x VREF

VSNS

IBIASV

Enabling

Off Mode

Detection

VCC

10%VCC

OFFDET

GND

PowerRESET Min Output

Voltage

Figure 3. Simplified Block Diagram − NCP4355C

VREFM

VMIN

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