參數(shù)資料
型號: TPS54383PWPR
廠商: TEXAS INSTRUMENTS INC
元件分類: 穩(wěn)壓器
英文描述: 7 A DUAL SWITCHING CONTROLLER, 375 kHz SWITCHING FREQ-MAX, PDSO14
封裝: GREEN, PLASTIC, HTSSOP-14
文件頁數(shù): 14/58頁
文件大?。?/td> 1773K
代理商: TPS54383PWPR
www.ti.com
f
ZERO(desired)
ESR(zero)
R2
R3
1
=
÷
-
÷
÷
÷
è
è
(4)
SLUS774B – AUGUST 2007 – REVISED OCTOBER 2007
The value of the resistor is calculated using a ratio of impedances to match the ratio of ESR zero frequency to
the desired zero frequency.
where:
f
ESR(zero) is the ESR zero frequency of the output capacitor.
f
ZERO(desired) is the desired frequency of the zero added to the feedback. This frequency should be placed
between 20 kHz and 60 kHz to ensure good loop stability.
Copyright 2007, Texas Instruments Incorporated
21
Product Folder Link(s): TPS54383 TPS54386
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