Datasheet

1
2
1
1 2
1
1
= ´
+
SENSE OUT
CL
ICOMP
FQ BST
mi
K R V
G ( f )
s( f ) K C
K M M L
s( f )
g M
(99)
( )
20
CLdB CL
G ( f ) log G ( f )=
(100)
1*10
4
qG
CL
(f)
f - Hz
-100
-60
-20
20
60
100
G
CLdB
(f)
CURRENT AVERAGING CIRCUIT
-80
-40
0
40
80
10 100 1*10
3
1*10
6
1*10
5
-180
-160
-140
-120
-100
-80
Gain
Phase
UCC28019A
www.ti.com .................................................................................................................................................. SLUS828B – DECEMBER 2008 – REVISED APRIL 2009
The transfer function of the current loop can be plotted:
Figure 30. Bode Plot of the Current Averaging Circuit.
Copyright © 2008 – 2009, Texas Instruments Incorporated Submit Documentation Feedback 35
Product Folder Link(s): UCC28019A