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參數資料
型號: TPS51113DRCR
廠商: TEXAS INSTRUMENTS INC
元件分類: 穩壓器
英文描述: SWITCHING CONTROLLER, 330 kHz SWITCHING FREQ-MAX, PDSO10
封裝: 3 X 3 MM, GREEN, PLASTIC, SON-10
文件頁數: 6/26頁
文件大小: 2137K
代理商: TPS51113DRCR
1
f
0
2
L
C
OUT
=
p
Z
OUT
1
f
2
ESR
C
=
p
UDG-08109
+
COMP
C1
R2
C2
R
BIAS
C3
R3
R1
V
REF
V
OUT
FB
SLUS864 – MAY 2009 ....................................................................................................................................................................................................... www.ti.com
Feedback Loop Compensation
Since TPS51113/TPS51163 utilizes voltage-mode control for buck converters, Type III network is recommended
for loop compensation. Suitable poles and zeros can be set by choosing proper parameters for the loop
compensation network.
To calculate loop compensation parameters, the poles and zeros for the buck converter should be obtained. The
double pole, determined by the L, and COUT of the buck converter, is located at the frequency as shown in the
following equation.
(19)
Also, the ESR zero of the buck converter can be achieved.
(20)
Figure 8 shows the configuration of Type III compensation. The transfer function of the compensator is described
in Equation 21. Also, poles and zeros for the Type III network are shown in Equation 22 through Equation 26.
Figure 8. Type III Compensation Network
14
Copyright 2009, Texas Instruments Incorporated
Product Folder Link(s) :TPS51113 TPS51163
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相關代理商/技術參數
參數描述
TPS51113DRCT 功能描述:DC/DC 開關控制器 4.5-13.2V Synch Buck Controller RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數量:1 最大工作溫度:+ 125 C 安裝風格: 封裝 / 箱體:CPAK
TPS51113DRCT 制造商:Texas Instruments 功能描述:; Controller Type:Synchronous Buck; Inpu
TPS51113EVM 功能描述:電源管理IC開發工具 25A Synch Buck Cnvrtr Eval Mod RoHS:否 制造商:Maxim Integrated 產品:Evaluation Kits 類型:Battery Management 工具用于評估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V
TPS51116 制造商:TI 制造商全稱:Texas Instruments 功能描述:COMPLETE DDR AND DDR2 MEMORY POWER SOLUTION SYNCHRONOUS BUCK CONTROLLER, 3-A LDO, BUFFERED REFERENCE
TPS51116_12 制造商:TI 制造商全稱:Texas Instruments 功能描述:COMPLETE DDR, DDR2 AND DDR3 MEMORY POWER SOLUTION SYNCHRONOUS BUCK CONTROLLER, 3-A LDO, BUFFERED REFERENCE
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