Rainbow Electronics MAX8742 - Manual (Page 29)

MAX8741/
M
AX8742
500kHz Multi-Output Power-Supply Controllers
with High Impedance in Shutdown
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OPEN
MAX8741
V+ SHDN V L SECFB
INPUT
6V TO 24V
C3
10Ω
ON/OFF
GND
REF SEQ SYNC
1µF
5V ALWAYS ON
Q1
ON/OFF
ON/OFF
0.1µF 0.1µF
4.7µF
4.7µF
0.1µF
Q3
DL3
CSH3
CSL3
FB3
RESET
RESET OUTPUT
SKIP
STEER
L1 R1
5V OUTPUT
C1
DL5
LX5
DH5
BST5
BST3
DH3
LX3
PGND
CSL5
CSH5
RUN/ON3
TIME/ON5
0Ω
FB5
0.1µF
0.1µF
L2 R2
3.3V OUTPUT
OPEN
0Ω
Q4
1N5819
Q2
1N5819
C2
Figure 11. Dual 6A Notebook Computer Power Supply