Rainbow Electronics MAX1567 - Manual (Page 21)

MAX1566/MAX1567
Six-Channel, High-Efficiency, Digital
Camera Power Supplies
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LEVEL SHIFT
SOFT-START
FAULT PROTECTION
MAX1567
AUX2 INVERTER
ENABLE
DL_
CLK
REFI
0.85 REF
CC2
FB2
REF
OSC
R
S
Q
LEVEL SHIFT
SOFT-START
FAULT PROTECTION
MAX1566/MAX1567
AUX_ BOOST
ENABLE
DL_
CLK
REFI
0.85 REF
CC
FB
REF
OSC
R
S
Q
IN 1024 CLOCK CYCLES, SOFT-START
RAMPS UP REFI FROM 0V TO V
REF IN
MAX1566/MAX1567 AUX_ BOOST
CONTROLLERS AND RAMPS DOWN
REFI FROM V
REF TO 0V IN
MAX1567 AUX2 INVERTER.
Figure 5. AUX Controller Functional Diagram