XC6376/6377

Series

580

5

■Block Diagram

■Marking

CE

CE

Vref with

Soft Start,

PWM/PFM

Controller

Phase

Compensation

Protection

Ramp Wave

Generator,

OSC

Buffer,

Driver

+

-

+

-

Error Amp.

PWM

Comparator

P-ch POWER MOS

FET

EXT/1

EXT/2

P_BST

GND

XC6376, XC6377 Series B,D types (FB)

FB

CE

CE

Vref with

Soft Start,

PWM/PFM

Controller

Phase

Compensation

Protection

Ramp Wave

Generator,

OSC

Buffer,

Driver

+

-

+

-

Error Amp.

PWM

Comparator

P-ch POWER MOS

FET

EXT/1

EXT/2

P_BST

GND

SOP-8

(TOP VIEW)

MarkY : Year code

   

Represents the single digit of Dominical Year

MarkAA: Assembly Lot

  

Denotes the production lot number 0 to 9, A to Z repeated(G.I.J.O.Q.W excepted)

  

Higher order zero is not represented.

qwertyui

EX：XC6376A303SR

q

LOGO MARK

w

3

i

0

u

3

y

A

t

6

r

7

e

05S_3XC6376/77 02.09.12 15:20 ページ 580