參數(shù)資料
型號: TPS54226RGTT
廠商: TEXAS INSTRUMENTS INC
元件分類: 穩(wěn)壓器
英文描述: DUAL SWITCHING CONTROLLER, PQCC16
封裝: GREEN, PLASTIC, QFN-16
文件頁數(shù): 3/27頁
文件大?。?/td> 923K
代理商: TPS54226RGTT
0
20
40
60
80
100
0.001
0.01
0.1
I -OutputCurrent- A
O
Efficiency-%
V
=3.3V
O
V
=2.5V
O
V
=1.8V
O
500
600
700
800
900
0
5
10
15
20
V -InputVoltage-V
I
f
-SwitchingFrequency-kHz
sw
V
=3.3V
O
V
=1.8V
O
V
=1.05V
O
V
-10mV/div
O
SW-5V/div
0
100
200
300
400
500
600
700
800
0.001
0.01
0.1
1
10
I
-OutputCurrent- A
O
f
-SwitchingFrequency-kHz
sw
V
=2.5V
O
V
=1.8V
O
SLVSA14D
– OCTOBER 2009 – REVISED FEBRUARY 2011
TYPICAL CHARACTERISTICS (continued)
Figure 9. LIGHT LOAD EFFICIENCY
Figure 10. SWITCHING FREQUENCY vs INPUT VOLTAGE
(IO=1 A)
vs OUTPUT CURRENT
Figure 11. SWITCHING FREQUENCY vs OUTPUT
Figure 12. VOLTAGE RIPPLE AT OUTPUT (IO=2A)
CURRENT
2009–2011, Texas Instruments Incorporated
11
Product Folder Link(s): TPS54226
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