AAT1102-M-T Advanced Analog Technology, Inc., AAT1102-M-T Datasheet - Page 12

• Manufacturer Part Number: AAT1102-M-T
• Description: ADVANCED PWM DC-DC CONVERTER WITH INTERNAL SWITCH AND SOFT-START
• Manufacturer: Advanced Analog Technology, Inc.

5. The output filter capacitor is chosen so C .
Example:
V/A,
Ω , C =4.7uF
Fig.4. CH1: PWM waveform, CH2,
V =5V,
V =1.25V,
C
R
R
R
V
V
k
IN
FB
c
c
F
c
C
FB
REF
R pole cancels
=
=
=
= 4 .
L
c
6 ( −
V
(
1
V
=1.24V, k is the correct factor, and
=
for Vo
is equal to reference voltage,
1
r
FB
L
o
−
(
1
Ω
C
= 1 .
3
) 8
V =9.6V,
2
C
−
)
π
0
,
O
R
3
f
f
kg
c
ci
)
L
ci
Ω
⎛
⎜
⎝
CR
⎛
⎜
⎝
m
=
=
R
R
,
2
2
6
r
L
21
cs
L
DS
8 .
+
+
Advanced Analog Technology, Inc.
4 .
⎡
⎢
⎣
uH
R .
(
I =250mA,
= 23
r
r
1
c
O
kHz,
c
c
−
. 0
⎞
⎟
⎠
⎞
⎟
⎠
,
C zero
, and
D
(
g
–
c
R
m
)
–
Ω
R
L
C =1.3nF,
=
L
Advanced Analog Technology, Inc
+
,
c
台灣類比科技股份有限公司
r
105
−
2
C
r
(
1
=
c
uS
)
−
V
f =600 kHz,
50
r
s
REF
D
v
,
m
R
p
)
−
Ω
⎤
⎥
⎦
.
cs
p
R = 27k
, k =7
=
c
. 0
275
Page 12 of 18
Fig.5. Bode diagram using Matlab simulation
–
AAT1102 (BIN2)
.
–
V5.0