CXA3810M 查看數據表（PDF） - Sony Semiconductor

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CXA3810M

AC-DC Controller

Sony Semiconductor 

CXA3810M

Pin Description

Pin

No.

Symbol

1 PFC_OUT

I/O

Standard pin

voltage

O VCC to GND

Equivalent circuit

VCC

VREF

Pch

Pch

Nch

Nch

GND

Description

PFC MOSFET gate driver

1 output

(Connect to the NMOS

gate for PFC)

2 MODE1

24 MODE2

VCC

II VCC to GND

2

24

GND

Mode select input

(GND connection: Normal

Nch

sequence VCC

connection: Standby

mode)

3 AC_DETIN

VCC

Pch

3

I VCC to GND

Nch

GND

Pch

VREF

AC voltage input

Pch (Connect to AC input

detection resistor)

Pch

Nch

4 AC_VRMS

I/O

(VCC – 2.0V)

to GND

Pch

VCC

Pch

4

Nch

GND

AC peak voltage sense

and PFC enable

(Connect to peak voltage

hold capacitor)

5 PFC_ZCD

VCC

Nch

I 4.4V to 0.6V 5

Pch

GND

VREF

PFC zero current detect

input

Pch

(Connect to boost inductor

of auxiliary winding)

-6-

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