参数资料
型号: TPS54225PWPR
厂商: TEXAS INSTRUMENTS INC
元件分类: 稳压器
英文描述: 4.5 A SWITCHING REGULATOR, 700 kHz SWITCHING FREQ-MAX, PDSO14
封装: GREEN, PLASTIC, HTSSOP-14
文件页数: 23/23页
文件大小: 733K
代理商: TPS54225PWPR
0
200
400
600
800
1000
1200
-50
0
50
100
150
T -JunctionTemperature-°C
J
I
SupplyCurrent-
A
VC
C
m
0
2
4
6
8
I
-ShutdownCurrent-
A
VC
C
SD
N
m
-50
0
50
100
150
T -JunctionTemperature-°C
J
0
20
40
60
80
100
0
5
10
15
20
ENInputVoltage-V
ENInputCurrent-
A
m
1
1.025
1.05
1.075
1.1
0
0.5
1
1.5
2
I
-OutputCurrent- A
out
V =18V
I
V =12V
I
V =5.5V
I
V
-OutputV
oltage-V
O
U
T
SLVSA15C
– OCTOBER 2009 – REVISED FEBRUARY 2011
TYPICAL CHARACTERISTICS
Figure 1. VCC TEMPERATURE vs. JUNCTION
Figure 2. VCC SHUTDOWN CURRENT vs. JUNCTION
TEMPERATURE
Figure 3. EN CURRENT vs. EN VOLTAGE
Figure 4. 1.05-V OUTPUT VOLTAGE vs. OUTPUT
CURRENT
2009–2011, Texas Instruments Incorporated
9
Product Folder Link(s): TPS54225
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