參數(shù)資料
型號: TPS62243DRVR
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
文件頁數(shù): 28/29頁
文件大小: 859K
代理商: TPS62243DRVR
www.ti.com
1.746
1.764
1.782
1.8
1.818
1.836
1.854
0.01
0.1
1
10
100
1000
I
-OutputCurrent-mA
O
V =3.6V
I
V =4.5V
I
V =3V
I
V =2.7V
I
V =2V
I
T =-40°C,
V
=1.8V,
MODE=V ,
L =2.2 H
A
O
I
m
V
-OutputV
oltageDC-V
O
1.746
1.764
1.782
1.8
1.818
1.836
1.854
0.01
0.1
1
10
100
1000
I
-OutputCurrent-mA
O
V =3.6V
I
V =4.5V
I
V =3V
I
V =2.7V
I
V =2V
I
T =85°C,
V
=1.8V,
MODE=V ,
L =2.2 H
A
O
I
m
V
-OutputV
oltageDC-V
O
EN2V/Div
SW2V/Div
V
2V/Div
OUT
I 100mA/Div
IN
V =3.6V
R
=10R
V
=1.8V
I intoC
MODE=GND
IN
Load
OUT
IN
TimeBase-100 s/Div
m
TimeBase-10 s/Div
m
V 3.6V
V
1.8V,I
150mA
L 2.2 H,C
10 F0603
IN
OUT
m
V
10mV/Div
OUT
SW2V/Div
I 200mA/Div
coil
TPS62240, TPS62242, TPS62243
SLVS762B – JUNE 2007 – REVISED SEPTEMBER 2007
OUTPUT VOLTAGE ACCURACY
vs
OUTPUT CURRENT
Figure 9.
Figure 10.
TYPICAL OPERATION
vs
STARTUP TIMING
PWM MODE
Figure 11.
Figure 12.
8
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Copyright 2007, Texas Instruments Incorporated
Product Folder Link(s): TPS62240 TPS62242 TPS62243
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TPS62243DRVRG4 功能描述:直流/直流開關(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
TPS62243DRVT 功能描述:直流/直流開關(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
TPS62243DRVTG4 功能描述:直流/直流開關(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
TPS62250DRVR 功能描述:直流/直流開關(guān)調(diào)節(jié)器 2.25MHz,1A Peak Crnt Ltd Step-Down Cnvtr RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(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
TPS62250DRVRG4 功能描述:直流/直流開關(guān)調(diào)節(jié)器 2.25MHz,1A Peak Crnt Ltd Converter RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(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