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MAX8540EEE+
P1-P3
P4-P6
P7-P9
P10-P12
P13-P15
P16-P16
MAX8540/MAX8541
Synchr
onizable, High-Fr
equency Curr
ent- and
V
oltage-Mode PWM Contr
ollers for Isolated Supplies
______________________________________________________________________________________
13
TEMP OK
V
CC
8V
3.02V
OV
UV
EN
1.25V
1.2V
SKTOFF
SKTON
CLK
SHORT-CIRCUIT
TIMER
ENABLE
SS_RESET
ENABLE
5V
REFERENCE
DRIVE LOGIC
CS
SLOPE
COMPENSATION
V
CC
UVLO
COMPARATOR
OVERVOLTAGE
COMPARATOR
UNDERVOLTAGE
COMPARATOR
CS
ILIM
SS
SS_RESET
5
µ
A
OSC
DECODER RAMP
REF
FREQ/SYNC
MAX
TON
CLK
80% MAX
PWM
COMPARATOR
MAXDTY
GND
OPTO
SCOMP
DRV
REF
V
CC
MAX8540
Functional Diagrams
Figure 2. MAX8540 Functional Diagram
MAX8540/MAX8541
Synchr
onizable, High-Fr
equency Curr
ent- and
V
oltage-Mode PWM Contr
ollers for Isolated Supplies
14
______________________________________________________________________________________
TEMP OK
V
CC
8V
3.02V
OV
UV
EN
1.25V
1.2V
SKTOFF
SKTON
CLK
SHORT-CIRCUIT
TIMER
ENABLE
SS_RESET
ENABLE
5V
REFERENCE
DRIVE LOGIC
CLK
VOLTAGE
RAMP
V
CC
UVLO
COMPARATOR
OVERVOLTAGE
COMPARATOR
UNDERVOLTAGE
COMPARATOR
CS
ILIM
SS
SS_RESET
5
µ
A
OSC
DECODER RAMP
REF
FREQ/SYNC
MAX
TON
CLK
80% MAX
PWM
COMPARATOR
MAXDTY
GND
OPTO
PRAMP
DRV
REF
V
CC
MAX8541
Functional Diagrams (continued)
Figure 3. MAX8541 Functional Diagram
MAX8540/MAX8541
Synchr
onizable, High-Fr
equency Curr
ent- and
V
oltage-Mode PWM Contr
ollers for Isolated Supplies
______________________________________________________________________________________
15
MAX8515
IN
PGND
FB
OUT
GND
VIN
OUTPUT
2.5V AT 20A
INPUT
36V TO 76V
OV
UV
FREQ/SYNC
SS
REF
ILIM
SCOMP
OPTO
EN
V
CC
DRV
CS
MAXDTY
SKTOFF
SKTON
GND
MAX8540
U1
OFF
ON
OPTIONAL
SYNCHRONIZATION
T
ypical Operating Cir
cuit
P1-P3
P4-P6
P7-P9
P10-P12
P13-P15
P16-P16
MAX8540EEE+
Mfr. #:
Buy MAX8540EEE+
Manufacturer:
Maxim Integrated
Description:
Switching Controllers Synchronizable PWM Controller
Lifecycle:
New from this manufacturer.
Delivery:
DHL
FedEx
Ups
TNT
EMS
Payment:
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