參數(shù)資料
型號(hào): TPS40007DGQRG4
廠商: TEXAS INSTRUMENTS INC
元件分類(lèi): 穩(wěn)壓器
英文描述: SWITCHING CONTROLLER, 350 kHz SWITCHING FREQ-MAX, PDSO10
封裝: 3.05 X 4.98 MM, GREEN, PLASTIC, MSOP-10
文件頁(yè)數(shù): 25/28頁(yè)
文件大小: 677K
代理商: TPS40007DGQRG4
TPS40007
TPS40009
SLUS589B NOVEMBER 2003 REVISED FEBRUARY 2005
6
www.ti.com
APPLICATION INFORMATION
The TPS4000x series of synchronous buck controller devices is optimized for high-efficiency dc-to-dc
conversion in non-isolated distributed power systems. A typical application circuit is shown in Figure 1.
The TPS40007 and TPS40009 are the controllers of choice for general-purpose synchronous buck designs.
They are designed to startup into applications where the output voltage is pre-biased, and without having the
synchronous rectifier interfere with the pre-bias condition. PWM pulses are enabled when the soft-start voltage
crosses the feedback level dictated by the pre-bias output. Moreover, the pre-biased output ramps up smoothly
from its pre-bias value and into regulation.
UDG03159
10
F
20 k
W
100
F
7.68 k
470
F
10
F
15.7 k
243
10 k
VOUT 1.8 V
10 A
Si4866DY
IHLP5050CE01
Si4866DY
5
8
7
10
9
1
2
3
ILIM
FB
COMP
GND
HDRV
SW
VDD
LDRV
3.6 nF
4
4.7 nF
SS/SD
6
BOOT
100 pF
TPS40007
VDD
3.0 V to 5.5 V
3.3 nF
100 nF
Figure 1. Typical Application Circuit
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TPS40007EVM-001 功能描述:電源管理IC開(kāi)發(fā)工具 TPS40007-001 Eval Mod RoHS:否 制造商:Maxim Integrated 產(chǎn)品:Evaluation Kits 類(lèi)型:Battery Management 工具用于評(píng)估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V
TPS40009 制造商:TI 制造商全稱(chēng):Texas Instruments 功能描述:LOW-INPUT HIGH-EFFICIEDCY SYNCHRONOUS BUCK CONTROLLER
TPS40009DGQ 功能描述:DC/DC 開(kāi)關(guān)控制器 Low Input Sync Buck src/sink w/prebias RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開(kāi)關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
TPS40009DGQG4 功能描述:DC/DC 開(kāi)關(guān)控制器 Low Input Sync Buck src/sink w/prebias RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開(kāi)關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
TPS40009DGQR 功能描述:DC/DC 開(kāi)關(guān)控制器 Low Input Sync Buck src/sink w/prebias RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開(kāi)關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK