Rainbow Electronics MAX5097 - Manual (Page 10)

MAX5096/MAX5097
40V, 600mA Buck Converters with Low-
Quiescent-Current Linear Regulator Mode
10 ______________________________________________________________________________________
+
-
-
+
-
-
+
+
-
- +
gm
V REF
0.9 Ω
CURRENT
LIMITER
RESET
INTERNAL
4V LDO
BP
IN
ADJ
LX
RESET
GATE
DRIVER
MUX
EN
PGND
LDO/BUCK
L V OUT
C IN
PWM
C OUT
SYNC
CT
SS
0.12V
FEEDBACK
SELECTOR
BUCK MODE GM
AMPLIFIER
FB
LDO/ BUCK
SELECTOR
PWM
COMPARATOR
DC-DC ENABLE
OSCILLATOR
AND RAMP
GENERATOR
MODE
SELECTOR
SS
OUT
LDO MODE
AMPLIFIER
SS
DC
CURRENT
SENSE
COMP
R C
C C
V OUT
SGND
V IN
FB
SYNCRO
C
BP
R 2
R PU
R 1
C SS
C CT
BIAS SOFT-
START
INTERNAL
BANDGAP
UVLO
THERMAL
PROTECTION
V REF
MAX5096
MAX5097
C P
Figure 1. Simplified Diagram