參數(shù)資料
型號(hào): TPS62420DRCT
廠商: TEXAS INSTRUMENTS INC
元件分類(lèi): 穩(wěn)壓器
英文描述: 1.61 A DUAL SWITCHING CONTROLLER, 2500 kHz SWITCHING FREQ-MAX, PDSO10
封裝: 3 X 3 MM, GREEN, PLASTIC, SON-10
文件頁(yè)數(shù): 4/37頁(yè)
文件大?。?/td> 1020K
代理商: TPS62420DRCT
VOUT =1.8V
IOUT =20mA
VOUT 20mV/Div
EnteringPFMMode
Voltagepositioningactive
ForcedPWM
Mode
MODE/DATA 1V/Div
EnablePowerSaveMode
Timebase-20 s/Div
m
IOUT=60mA
IOUT1=540mA
VOUT =1.575V
50mV/Div
Voltagepositioning inPFM
Modereduces voltage drop
duringloadstep
IOUT 200mA/Div
MODE/DATA =low
PWMModeoperation
Timebase-100 s/Div
m
IOUT=60mA
IOUT1=540mA
VOUT =1.575V
50mV/Div
IOUT 200mA/Div
MODE/DATA =high
PWMModeoperation
Timebase-100 s/Div
m
VIN1V/Div
VOUT 1.575
IOUT 200mA
VIN3.6Vto4.6V
VOUT 50mV/Div
MODE/DATA =high
Timebase-400 s/Div
m
SLVS676C – JUNE 2006 – REVISED JUNE 2010
www.ti.com
FORCED PWM/PFM MODE TRANSITION
LOAD TRANSIENT RESPONSE PFM/PWM
Figure 17.
Figure 18.
LOAD TRANSIENT RESPONSE PWM OPERATION
LINE TRANSIENT RESPONSE
Figure 19.
Figure 20.
12
Copyright 2006–2010, Texas Instruments Incorporated
Product Folder Link(s): TPS62420 TPS62421
相關(guān)PDF資料
PDF描述
TPS62420DRC 1.61 A DUAL SWITCHING CONTROLLER, 2500 kHz SWITCHING FREQ-MAX, PDSO10
TPS62421DRCR 1.61 A DUAL SWITCHING CONTROLLER, 2500 kHz SWITCHING FREQ-MAX, PDSO10
TPS62510DRCRG4 1.5 A SWITCHING REGULATOR, 1700 kHz SWITCHING FREQ-MAX, PDSO10
TPS62510DRCT 1.5 A SWITCHING REGULATOR, 1700 kHz SWITCHING FREQ-MAX, PDSO10
TPS62510DRC 1.5 A SWITCHING REGULATOR, 1700 kHz SWITCHING FREQ-MAX, PDSO10
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TPS62420DRCT 制造商:Texas Instruments 功能描述:DC/DC Converter IC 制造商:Texas Instruments 功能描述:IC, DUAL STEP-DOWN CONVERTER, SON-10
TPS62420DRCTG4 功能描述:直流/直流開(kāi)關(guān)調(diào)節(jié)器 Dual Adj 600mA & 1000mA 2.25MHz RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開(kāi)關(guān)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(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
TPS62420EVM-167 功能描述:電源管理IC開(kāi)發(fā)工具 STEP DOWN CONVERTER 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
TPS62420QDRCRQ1 功能描述:直流/直流開(kāi)關(guān)調(diào)節(jié)器 Dual,Adj,600mA&1000 mA,2.25MHz Step-Down RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開(kāi)關(guān)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(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
TPS62421DRCR 功能描述:直流/直流開(kāi)關(guān)轉(zhuǎn)換器 2.25MHz 600mA/1000 mA Dual Step Down RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開(kāi)關(guān)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(fēng)格:SMD/SMT