參數(shù)資料
型號: TPS6205
廠商: Texas Instruments, Inc.
英文描述: 800-mA SYNCHRONOUS STEP-DOWN CONVERTER
中文描述: 800毫安同步降壓轉換器
文件頁數(shù): 6/21頁
文件大?。?/td> 432K
代理商: TPS6205
www.ti.com
Undervoltage
Lockout
Bias Supply
_
+
+
REF
Current Limit Comparator
+
REF
I
(AVG)
Comparator
P-Channel
Power MOSFET
N-Channel
Power MOSFET
Driver
Shoot-Through
Logic
+
Load Comparator
Control
Logic
+
1.21 V
Soft Start
850 kHz
Oscillator
+
S
R
Comparator High
Comparator Low
Comparator High2
+
Compensation
R2
See Note
R1
V
REF
= 0.5 V
Comparator Low
Comparator Low2
Comparator High
Saw Tooth
Generator
V
I
V
(COMP)
Comparator
SW
PG
LBO
GND
PGND
LBI
FB
V
I
EN
SKIP Comparator
Error Amp
SYNC
TPS62050, TPS62051
TPS62052, TPS62054, TPS62056
SLVS432D–SEPTEMBER 2002–REVISED OCTOBER 2003
FUNCTIONAL BLOCK DIAGRAM
NOTE: For the adjustable versions (TPS62050, TPS62051), the internal feedback driver is disabled and the FB pin is
directly connected to the GM amplifier.
6
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相關代理商/技術參數(shù)
參數(shù)描述
TPS62050DGS 功能描述:直流/直流開關調節(jié)器 Adj 800mA 10V Vin Step-Down Converter RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
TPS62050DGSG4 功能描述:直流/直流開關調節(jié)器 Adj 800mA 10V Vin Step-Down Converter RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
TPS62050DGSR 功能描述:直流/直流開關調節(jié)器 Adj 800mA 10V Vin Step-Down Converter RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
TPS62050DGSR 制造商:Texas Instruments 功能描述:DC/DC Converter IC
TPS62050DGSRG4 功能描述:直流/直流開關轉換器 Adj 800mA 10V Vin Step-Down Converter RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風格:SMD/SMT