Rainbow Electronics MAX1835 - Manual (Page 8)

MAX1832–MAX1835
High-Efficiency Step-Up Converters with
Reverse Battery Protection in SOT23-6
8 _______________________________________________________________________________________
RESET
1.1V
RST
OUT
SHDN
N
STARTUP
CIRCUITRY
CONTROL
LOGIC
DRIVER
MAX1833
MAX1835
1.228V
ERROR
COMPARATOR
P
N
LX
BATT
GND
N
ZERO-
CROSSING
DETECTOR
CURRENT
LIMIT
REVERSE BATTERY
PROTECTION MOSFET
Figure 3. MAX1833/MAX1835 Simplified Functional Diagram
FB
OUT
SHDN
STARTUP
CIRCUITRY
CONTROL
LOGIC
DRIVER
MAX1832
MAX1834
1.228V
ERROR
COMPARATOR
P
N
LX
BATT
GND
N
ZERO-
CROSSING
DETECTOR
CURRENT
LIMIT
REVERSE BATTERY
PROTECTION MOSFET
Figure 2. MAX1832/MAX1834 Simplified Functional Diagram