參數(shù)資料
型號: TPS51117RGYRG4
廠商: TEXAS INSTRUMENTS INC
元件分類: 穩(wěn)壓器
英文描述: SWITCHING CONTROLLER, 550 kHz SWITCHING FREQ-MAX, PQCC14
封裝: GREEN, PLASTIC, MO-241BA, VQFN-14
文件頁數(shù): 5/30頁
文件大小: 926K
代理商: TPS51117RGYRG4
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5
9
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25
V
=2.5V
O
V
=1.05V
O
I
=2 A,
PWMMode
O
f sw
-SwitchingFrequency-kHz
V -InputVoltage-V
I
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=1.05V
O
V
=2.5V
O
V =15V,
PWMMode
I
f sw
-SwitchingFrequency-kHz
R
-TONResistance-k
TON
W
0
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0.001
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f
-SwitchingFrequency-kHz
sw
PWMOnly
AutoSkip
I
-OutputCurrent- A
O
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0.001
0.010
0.100
1.000
10.000
f
-SwitchingFrequency-kHz
sw
PWMOnly
AutoSkip
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-OutputCurrent- A
O
www.ti.com...................................................................................................................................... SLVS631B – DECEMBER 2005 – REVISED SEPTEMBER 2009
TYPICAL CHARACTERISTICS (continued)
MEASURED SWITCHING FREQUENCY
SWITCHING FREQUENCY
vs
TON RESISTANCE
INPUT VOLTAGE
Figure 7.
Figure 8.
SWITCHING FREQUENCY
vs
OUTPUT CURRENT (1.05 V)
OUTPUT CURRENT (2.5 V)
Figure 9.
Figure 10.
Copyright 2005–2009, Texas Instruments Incorporated
13
Product Folder Link(s) :TPS51117
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