參數(shù)資料
型號(hào): TPS40009DGQRG4
廠商: TEXAS INSTRUMENTS INC
元件分類: 穩(wěn)壓器
英文描述: SWITCHING CONTROLLER, 700 kHz SWITCHING FREQ-MAX, PDSO10
封裝: 3.05 X 4.98 MM, GREEN, PLASTIC, MSOP-10
文件頁(yè)數(shù): 27/28頁(yè)
文件大?。?/td> 677K
代理商: TPS40009DGQRG4
TPS40007
TPS40009
SLUS589B NOVEMBER 2003 REVISED FEBRUARY 2005
8
www.ti.com
APPLICATION INFORMATION
UDG03166
GND
Fixed Delay
Adaptive Delay
Predictive Delay
Channel Conduction
Body Diode Conduction
Figure 2. Switch Node Waveforms for Synchronous Buck Converter
SHORT CIRCUIT PROTECTION
Overcurrent conditions in the TPS4000x are sensed by detecting the voltage across the main MOSFET while
it is on.
Basic Description
If the voltage exceeds a pre-set threshold, the current pulse is terminated, and a counter inside the device is
incremented. If this counter fills up, a fault condition is declared and the device disables switching for a period
of time and then attempts to restart the converter with a full soft-start cycle.
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相關(guān)代理商/技術(shù)參數(shù)
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TPS40020 制造商:TI 制造商全稱:Texas Instruments 功能描述:ENHANCED LOW INPUT VOLTAGE MODE SYNCHRONOUS BUCK CONTROLLER
TPS40020PWP 功能描述:DC/DC 開關(guān)控制器 Enhanced Low Input RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(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
TPS40020PWPG4 功能描述:DC/DC 開關(guān)控制器 Enh Lo Input Freq Sync. Buck Cntrlr RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(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
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