AIC1577 AIC [Analog Intergrations Corporation], AIC1577 Datasheet - Page 13

• Manufacturer Part Number: AIC1577
• Description: External NMOS Step-Down PWM Controller
• Manufacturer: AIC [Analog Intergrations Corporation]

PHYSICAL DIMENSIONS
8 LEAD PLASTIC SO
C7
1nF
R3
24k
C5
330pF
e
D
A
VIEW B
L
A
1
2
3
4
CS
ITH/RUN
FB
GND
GAUGE PLANE
SEATING PLANE
Fig. 18 5V to 3.3V Step-Down Converter
WITH PLATING
R1
20k
AIC1577
BASE METAL
(unit: mm)
BOOST
SEE VIEW B
VIN
DRI
SW
R2
1nF
C4
8
7
6
5
62k
B
1000pF
D2
C3
LL4148
B
C
D
E
H
h
L
A
A1
e
θ
C1
C2
0.1 µ F
S
Y
M
B
O
L
R
33m
D1
SL43
1.35
MIN.
0.10
0.33
0.19
3.80
5.80
0.25
0.40
S
4.80
M1
FDS6694
0°
MILLIMETERS
1.27 BSC
SOP-8
+
22 µ F
C
10 µ H
IN1
L1
1.75
1.27
MAX.
0.25
0.51
0.25
5.00
4.00
6.20
0.50
8°
+
22 µ F
V
C
V
OUT
IN2
C
220 µ F
IN
AIC1577
OUT
5V
3.3V 3A
2.2 µ F
C6
13