Datasheet

MAX17598/MAX17599
Low I
Q
, Wide-Input Range, Active Clamp
Current-Mode PWM Controllers
22Maxim Integrated
Typical Application Circuits (continued)
Figure 10. Typical Application Circuit (Power Supply for Low-Voltage DC-DC Applications)
L1
10µH
V
OUT
V
OUT
GND0
GND0
V
OUT
GND0
3.3V, 3A
OUTPUT
C4
100µF
C2
0.1µF
C1
22µF
C8
0.01µF
C10
10nF
C11
47pF
C12
4.7nF
C18
2.2µF
C7
2.2µF
C19
0.1µF
P1
N1
C6
0.47µF
C9
47nF
C13
47nF
N3
NSNP
NB
N2
C14
100µF
C16
47nF
V
IN
PGND
PGND
PGND
PGND
PGND
SGND
SGND
SGND
SGND
SGND
OVI
EN/UVLO
SGND
SGND
U2
U1
U3
1
3
2
V
DRV
V
DC
V
FB
V
FB
V
DRV
T1
C15
100µF
C5
OPEN
R3
10R
R2
10R
R10
0R
R12
0R
R11
OPEN
R23
OPEN
R15
40kI
R19
49.9kI
R20
33.2kI
R1
3.3MI
R4
150kI
R5
121kI
C17
SHORT
R6
10kI
R9
20kI
R16
100R
R24
100kI
R25
150kI
R21
47I
R13
22kI
R18
200kI
R8
332kI
R7
120I
R14
470R
4
2
1
1
32
5
D1
R22
100kI
R17
100m
Z2
6.2V
Q1
D3
D2
V
IN
V
IN
PGND
INPUT
17V TO
34V INPUT
C20
100pF
AUXDRV
NDRV
PGND
CS
DT
EP
V
DRV
EN/UVLO
FB
COMP
SGND
RT
SLOPE
SS
DITHER/
SYNC
OVI
MAX17599
V
DC
GND0