Datasheet

Figure 4. Dual-Sequenced DC-DC Converters (Startup Delay Determined by R1/R1’, Ct/Ct’ and Rt/Rt’)
MAX5033B
C
IN
47µF
C
OUT
68µF
L1
220µH
FB
V
OUT
5V AT 0.5A
BST
LX
SGND
0.1µF
0.1µF
GND
V
IN
7.5V TO 36V
V
IN
R1
Rt
Ct
D1
B240
VD
ON/OFF
MAX5033A
C'
IN
68µF
C'
OUT
68µF
L1'
150µH
FB
V'
OUT
3.3V AT 0.5A
BST
LX
SGND
0.1µF
0.1µF
GND
V
IN
R1'
Rt'
Ct'
D1'
B240
VD
ON/OFF
MAX5033 500mA, 76V, High-Efciency, MAXPower
Step-Down DC-DC Converter
www.maximintegrated.com
Maxim Integrated │ 15
Chip Information
PROCESS: BiCMOS