Datasheet

MAX16993 Step-Down Controller with
Dual 2.1MHz Step-Down DC-DC Converters
www.maximintegrated.com
Maxim Integrated │ 23
Typical Application Circuit
BIAS PV1
BIAS
VBATP
2.2µF
BST1
0.1µF
VSUP
DH1
1µF
LX1
MAX16993
GND
CS1
OUT1
0.1µF220µF
BIAS
FB1
BIAS
EN2
BIAS
SYNC
CSEL1
SSEN GND
EP
V
OUT1
V
OUT1
VBATP
V
OUT1
(5V, 5A)
47µF
20pF
47µF
PV3
LX3
10µF
0.6µH
V
OUT1
PGND3
OUT3
PV
1µF
COMP1
RESET1
47pF
4.7nF
0.1µF
FB1
D2
D1
0.1µF0.1µF
47µF47µF47µF47µF
N1
DL1
N2
2.2µH
22mΩ
40kΩ
10Ω
EN1
100kΩ
5.1kΩ
5.1kΩ
RESET1
ERR
RESET2RESET2
RESET3
EN3
RESET3
ERR
V
OUT3
(1.2V, 3A)
10kΩ
20kΩ
47µF
3.3pF
47µF
PV2
LX2
10µF
1µH
V
OUT1
PGND2
OUT2
V
OUT2
(3.3V, 3A)
75kΩ
24kΩ