Rainbow Electronics MAX8742 - Manual (Page 11)

MAX8741/
M
AX8742
500kHz Multi-Output Power-Supply Controllers
with High Impedance in Shutdown
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MAX8741
V+ SHDN V
L
SECFB
INPUT
ON/OFF
C3
7V TO 24V
REF SEQ
1µF
2.5V ALWAYS ON
5V ALWAYS ON
Q1
5V ON/OFF
3.3V ON/OFF
Q4
0.1µF 0.1µF
L2 R2 3.3V OUTPUT
C2
4.7µF
0.1µF
4.7µF
0.1µF
10Ω
C4
0.1µF
Q3
C5
0.1µF
DL3
CSH3
CSL3
FB3
RESET
RESET OUTPUT
SKIP
STEER
Q2
L1 R1 5V OUTPUT
C1 DL5
LX5
DH5
BST5
BST3
SYNC
DH3
LX3
PGND
CSL5
CSH5
RUN/ON3
TIME/ON5
FB5
GND
Figure 1. Standard 3.3V/5V Application Circuit (MAX8741)