參數資料
型號: L6732
廠商: 意法半導體
英文描述: Adjustable step-down controller with synchronous rectification
中文描述: 可調式降壓同步整流控制器
文件頁數: 25/33頁
文件大?。?/td> 735K
代理商: L6732
L6732
Application details
25/33
Compensation network design:
Put the gain R
5
/R
3
in order to obtain the desired converter bandwidth
Place
ω
Z1
before the output filter resonance
ω
LC
;
Place
ω
Z2
at the output filter resonance
ω
LC
;
Place
ω
P1
at the output capacitor ESR zero
ω
ESR
;
Place
ω
P2
at one half of the switching frequency;
Check the loop gain considering the error amplifier open loop gain.
Figure 19. Asymptotic Bode plot of Converter's open loop gain
LC
C
Vosc
Vin
R
R
=
3
5
(19)
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