參數(shù)資料
型號(hào): TPS62240DDC
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): 9/29頁(yè)
文件大小: 859K
代理商: TPS62240DDC
www.ti.com
Time Base - 10 s/Div
V 3.6V
V
L 2.2 H, C
m
1.8V, I
10mA
10 F 0603
m
OUT
OUT
OUT
V
20mV/Div
OUT
SW 2V/Div
I
200mA/Div
coil
V 3.6V; V
L = 4.7 H, C
1.8V, I
= 10 F 0603,
m
OUT
10
MODE = GND
OUT
OUT
mA;
m
V
20mV/Div
OUT
I
200mA/Div
coil
Time Base - 2
m
s/Div
SW 2V/Div
V 3.6V
V
I
MODE = GND
1.8V
20
OUT
OUT
mA to 200mA
V
50mV/Div
OUT
I
200mA/Div
coil
Time base - 40
m
s/Div
I
200mA/Div
OUT
20mA
200mA
V 3.6V
V
I
MODE = GND
1.8V
1
mA to 50mA
OUT
OUT
V
50mV/Div
OUT
I
200mA/Div
coil
Time Base - 100
m
s/Div
I
50mA/Div
OUT
1mA
50mA
TPS62240, TPS62242, TPS62243
SLVS762B–JUNE 2007–REVISED SEPTEMBER 2007
TYPICAL OPERATION
vs
PFM MODE
PFM MODE RIPPLE
Figure 13.
Figure 14.
PFM LOAD TRANSIENT
PFM LOAD TRANSIENT
Figure 15.
Figure 16.
Copyright 2007, Texas Instruments Incorporated
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Product Folder Link(s):
TPS62240 TPS62242 TPS62243
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TPS62240DDCR 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
TPS62240DDCRG4 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
TPS62240DDCT 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
TPS62240DDCTG4 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
TPS62240DRVR 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