參數(shù)資料
型號(hào): TPS65161PWPRG4
廠商: TEXAS INSTRUMENTS INC
元件分類: 穩(wěn)壓器
英文描述: 4.2 A SWITCHING REGULATOR, 900 kHz SWITCHING FREQ-MAX, PDSO28
封裝: GREEN, PLASTIC, HTSSOP-28
文件頁數(shù): 5/34頁
文件大?。?/td> 847K
代理商: TPS65161PWPRG4
Current
Control
SoftStart
500kHz/
750kHz
Oscillator
D
S
VFB
1.154V
Comparator
GM Amplifier
Sawtooth
Generator
VFB
1.154
Vref
1.2 13 V
Bias
Vref=1.213V
Thermal
Shutdown
Sequencing
AVIN
SW
GND
PGND
Q1
Negative
ChargePump
OS
GM Amplifier
LowGain
CurrentLimit
and
SoftStart
D
S
Q2
IDL
Y
Vref
DLY1
OS
AVIN
FREQ
Clock
SUP
DRP
Q3
Positive
ChargePump
Current
Control
SoftStart
IDR
VP
COMP
FB
IDL
Y
AVIN
Vref
SS
IDR
VN
SS
D
S
VINB
Regulator
8V
Sawtooth
Generator
Compensation
and
SoftStart
Vref
Logic
Clock
Clock/2
Clock/4
0.9V
0.6V
ClockSelectDuringShortCircuit
andSoftStart
ControlLogic
Ref
CurrentLimit
SWB
BOOT
FBB
Error Amplifier
SUP
DRN
FBN
Vref
1.2 13 V
Reference
Output
REF
DLY1
Vref
DLY2
Step-Down
Converter
Q5
Q4
D
S
GD
EN1
EN2
NC
Clock
DLY1
DLY2
Vref
Overvoltage
Comparator
ControlLogic
IDL
Y
FBP
AVIN
www.ti.com ............................................................................................................................................... SLVS617D – APRIL 2006 – REVISED SEPTEMBER 2009
FUNCTIONAL BLOCK DIAGRAM
Copyright 2006–2009, Texas Instruments Incorporated
13
Product Folder Link(s): TPS65161 TPS65161A TPS65161B
相關(guān)PDF資料
PDF描述
TPS65161BPWP SWITCHING REGULATOR, 900 kHz SWITCHING FREQ-MAX, PDSO28
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