参数资料
型号: TPS62243DRV
厂商: 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毫安降压转换器2x2SON/TSOT23包
文件页数: 26/29页
文件大小: 859K
代理商: TPS62243DRV
www.ti.com
0
10
20
30
40
50
60
70
80
90
100
0.01
0.1
1
10
100
1000
I
-OutputCurrent-mA
O
Efficiency-%
V =2V
I
V =4.5V
I
V =3.6V
I
V =4.5V
I
V =3V
I
V =2.7V
I
V =2V
I
V =1.8V,
MODE=GND,
L =2.2 H,
DCR110m
O
m
0
10
20
30
40
50
60
70
80
90
100
1
10
100
1000
I
-OutputCurrent-mA
O
Efficiency-%
V
=1.8V,
MODE=V ,
L =2.2 H
O
I
m
V =3.6V
I
V =4.5V
I
V =3V
I
V =2.7V
I
V =2V
I
I OutputCurrent mA
O
0
10
20
30
40
90
100
1
10
100
1000
Efficiency
%
50
60
V =2.3V
I
V =2.3V
I
VI=2.7V
V =3.6V
I
V =4.5V
I
V
=1.2V,
MODE=V ,
L =2 H,
MIPSA2520
C
=10 F0603
O
I
O
m
70
80
I OutputCurrent mA
O
0
10
20
30
40
90
100
0.01
0.1
100
1000
Efficiency
%
50
60
V =2.3V
I
V =2.7V
I
V =3.6V
I
V =4.5V
I
V
=1.2V,
MODE=GND,
L =2 H,
MIPSA2520
C
=10 F0603
O
m
70
80
10
1
TPS62240, TPS62242, TPS62243
SLVS762B – JUNE 2007 – REVISED SEPTEMBER 2007
EFFICIENCY (Power Save Mode)
EFFICIENCY (Forced PWM Mode)
vs
OUTPUT CURRENT
Figure 1.
Figure 2.
EFFICIENCY
vs
OUTPUT CURRENT
Figure 3.
Figure 4.
6
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Copyright 2007, Texas Instruments Incorporated
Product Folder Link(s): TPS62240 TPS62242 TPS62243
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TPS62243DRVR 功能描述:直流/直流开关调节器 2.25MHz 300mA Step- Down Converter RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5
TPS62243DRVRG4 功能描述:直流/直流开关调节器 2.25MHz 300mA Step- Down Converter RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5
TPS62243DRVT 功能描述:直流/直流开关调节器 2.25MHz 300mA Step- Down Converter RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5
TPS62243DRVTG4 功能描述:直流/直流开关调节器 2.25MHz 300mA Step- Down Converter RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5
TPS62250DRVR 功能描述:直流/直流开关调节器 2.25MHz,1A Peak Crnt Ltd Step-Down Cnvtr RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5