Functional diagrams – Rainbow Electronics MAX5093 User Manual
Page 10

MAX5092/MAX5093
4V to 72V Input LDOs with Boost Preregulator
10
______________________________________________________________________________________
MAX5092_
INTERNAL
LDO
Q
Q
V
PK
R1
R
S
IN
VL
VL
LX
LX
BSOUT
BSFB
OUT
OUT_SENSE
SET
CT
RESET
R2
LDO
ERROR AMPLIFIER
MUX
S
R
IN
OUT
DRIVER
2.25µs
ONE-SHOT
1µs
ONE-SHOT
CURRENT-LIMITING
COMPARATOR
IN
OUT
MUX
DELAY
COMPARATOR
CT
COMPARATOR
0.92 x V
REF
VL
2µA
SGND
PGND_LDO
P
PGND_BST
CONTROL LOGIC,
THERMAL SHUTDOWN,
AND OVERCURRENT
PROTECTION
R3
R4
V
REF
V
REF
HOLD
EN
Figure 1. MAX5092_ Functional Diagram
Functional Diagrams
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