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: 3/23页
文件大小: 733K
代理商: TPS54225PWPR
500
600
700
800
900
0
5
10
15
20
V
-InputVoltage-V
IN
f
-SwitchingFrequency-kHz
sw
V
=1.8V
O
V
=3.3V
O
500
600
700
800
900
0
0.5
1
1.5
2
I
-OutputCurrent- A
O
f
-SwitchingFrequency-kHz
sw
V
=1.8V
O
V
=3.3V
O
V
=1.05V
O
V
-10mV/div
O
SW-5V/div
V
=1.05V
O
V
-50mV/div
IN
SW-5V/div
SLVSA15C
– OCTOBER 2009 – REVISED FEBRUARY 2011
TYPICAL CHARACTERISTICS (continued)
Figure 9. SWICHING FREQUENCY vs. INPUT VOLTAGE
Figure 10. SWITCHING FREQUENCY vs. OUTPUT
CURRENT
Figure 11. VOLTAGE RIPPLE AT OUTPUT
Figure 12. VOLTAGE RIPPLE AT INPUT
2009–2011, Texas Instruments Incorporated
11
Product Folder Link(s): TPS54225
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