參數(shù)資料
型號(hào)： TPS62240DRVT
廠商： Texas Instruments, Inc.
英文描述： 2.25 MHz 300 mA Step Down Converter in 2x2SON/TSOT23 Package
中文描述： 2.25兆赫300毫安降壓轉(zhuǎn)換器2x2SON/TSOT23包
文件頁(yè)數(shù)： 25/29頁(yè)
文件大?。?/td> 859K
代理商： TPS62240DRVT
www.ti.com
PARAMETER MEASUREMENT INFORMATION
V IN
GND
EN
FB
SW
TPS62240DVR
R1
R2
VOUT
MODE
C
4.7 F
IN
m
L
2.2 H
m
C
22pF
1
C
10 F
OUT
m
L:LPS30152.2 H,110m
C
GRM188R60J475K4.7 FMurata0603size
C
m
W
m
IN
OUT GRM188R60J106M10
FMurata0603size
m
TYPICAL CHARACTERISTICS
TPS62240, TPS62242, TPS62243
SLVS762B – JUNE 2007 – REVISED SEPTEMBER 2007
Table of Graphs
FIGURE
vs Output current, Power Save Mode
Figure 1
vs Output current, Forced PWM Mode
Figure 2
Efficiency
vs Output current
Figure 3
vs Output current
Figure 4
vs Output current, TA = 25°C, Mode = GND
Figure 5
vs Output current, TA = –40°C, Mode = GND
Figure 6
vs Output current, TA = 85°C, Mode = GND
Figure 7
Output voltage accuracy
vs Output current, TA = 25°C, Mode = VI
Figure 8
vs Output current, TA = 85°C, Mode = GND
Figure 9
vs Output current, TA = –40°C, Mode = VI
Figure 10
Startup timing
Figure 11
PWM Mode with VO = 1.8V
Figure 12
Typical operation
PFM Mode with VO = 1.8V
Figure 13
PFM Mode Ripple
Figure 14
1 mA to 50 mA with VO = 1.8V
Figure 15
PFM load transient
20 mA to 200 mA with VO = 1.8V
Figure 16
50 mA to 200 mA with VO = 1.8V
Figure 17
IO = 50 mA, 3.6V to 4.2V
Figure 18
PFM line transient
IO= 250 mA, 3.6V to 4.2V
Figure 19
PFM to PWM
Figure 20
Mode transition
PWM to PFM
Figure 21
Shutdown Current into VIN
vs Input Voltage, (TA = 85°C, TA = 25°C, TA = -40°C)
Figure 22
Quiescent Current
vs Input Voltage, (TA = 85°C, TA = 25°C, TA = -40°C)
Figure 23
Figure 24
Static Drain-Source On-State
vs Input Voltage, (TA = 85°C, TA = 25°C, TA = -40°C)
Resistance
Figure 25
Copyright 2007, Texas Instruments Incorporated
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Product Folder Link(s): TPS62240 TPS62242 TPS62243
相關(guān)PDF資料
PDF描述
TPS62242DRV 2.25 MHz 300 mA Step Down Converter in 2x2SON/TSOT23 Package
TPS62242 2.25MHz 300mA Step-Down Converter in 2x2mm SON/TSOT23 Package
TPS62243DRVRG4 2.25 MHz 300 mA Step Down Converter in 2x2SON/TSOT23 Package
TPS62243DRVR 2.25 MHz 300 mA Step Down Converter in 2x2SON/TSOT23 Package
TPS62243DRVT 2.25 MHz 300 mA Step Down Converter in 2x2SON/TSOT23 Package
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TPS62240DRVTG4 功能描述:直流/直流開(kāi)關(guān)調(diào)節(jié)器 2.25MHz 300mA Step- Down Converter 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
TPS62240EVM-229 功能描述:電源管理IC開(kāi)發(fā)工具 TPS62240 Eval Mod RoHS:否 制造商:Maxim Integrated 產(chǎn)品:Evaluation Kits 類型:Battery Management 工具用于評(píng)估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V
TPS62242DRVR 功能描述:直流/直流開(kāi)關(guān)調(diào)節(jié)器 2.25MHz 300mA Step- Down Converter 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
TPS62242DRVRG4 功能描述:直流/直流開(kāi)關(guān)調(diào)節(jié)器 2.25MHz 300mA Step- Down Converter 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
TPS62242DRVT 功能描述:直流/直流開(kāi)關(guān)調(diào)節(jié)器 2.25MHz 300mA Step- Down Converter 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

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