SP6122 Просмотр технического описания (PDF) - Signal Processing Technologies

Номер в каталоге

Компоненты Описание

Список матч

SP6122

Low Voltage, Micro 8, PFET, Buck Controller

Signal Processing Technologies 

BLOCK DIAGRAM

Soft Start

SS

-

+

ENABLE 4

1.25V

Reference

-

+

1V

Reset

Dominant

POR R QB

Run

Latch

SQ

VOUT 3

X K1

Reference

Comparator

-

+

Reset

Dominant

R

SS

Latch

PFET OFF

S QB

Soft Start Clock

VOUT * K1

TON

Start On Time

Min On Time Clock

RESET

Dominant

S QB

Loop

Latch

R Q PFET OFF

Driver

Logic

ISET 6

20µA

(4300 ppm/°C)

ISENSE 5

ISET

ISENSE

PDRV

+

X 3.3

-

500mV

(3800 ppm/°C)

ISET < 1V

Low IQ

Blank 200ns Blanking

One Shot

Over Current

(Gated S&H)

+

-

POR

Reset

Dominant

S

Q FAULT

R

POR

1 VCC

PFET

Driver

8 PDRV

7 GND

2 FFLAG

Date: 10/02/04

SP6122 Low Voltage, Micro 8, PFET, Buck Controller

5

© Copyright 2004 Sipex Corporation

Share Link: