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LTC3458 Fiches technique(PDF) 13 Page - Linear Technology

No de pièce LTC3458
Description  1.4A, 1.5MHz Synchronous Step-Up DC/DC Converter with Output Disconnect
PDF  16 Pages
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Fabricant  LINER [Linear Technology]
Site Internet  http://www.linear.com
Logo LINER - Linear Technology

LTC3458 Fiches technique(HTML) 13 Page - Linear Technology

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LTC3458
13
3458f
rolled off before the RHP zero frequency.
The typical error amp compensation is shown in Figure 2.
The equations for the loop dynamics are as follows:
f
eCC
which is close to DC
f
RCC
f
RCC
POLE
ZERO
Z
POLE
Z
1
6
1
2
1
210
1
1
21
1
22
≈
=
≈
π
π
π
••
••
••
–
+
7
8
COMP
FB
ERROR
AMP
1.25V
VOUT
R1
R2
CC1
CC2
RZ
3458 F01
Figure 2
APPLICATIO S I FOR ATIO



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