MAX5068 Maxim Integrated Products, MAX5068 Datasheet - Page 18

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MAX5068

Manufacturer Part Number
MAX5068
Description
Current-Mode PWM Controller
Manufacturer
Maxim Integrated Products
Datasheet

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High-Frequency, Current-Mode PWM Controller
with Accurate Programmable Oscillator
18
***SCOMP
UVLO/EN
FLTINT
HYST*
______________________________________________________________________________________
AGND
CS
FB
*MAX5068A/B/D AND MAX5068F ONLY.
**MAX5068A/B/C AND MAX5068E ONLY.
***MAX5068C/D/E/F ONLY.
1.23V
5kΩ
SOFT-START
1.23V/
DIGITAL
1.18V
60µA
UVLO
BLANKING
70ns
CURENT-LIMIT
COMPARATOR
2.8V/
1.6V
314mV
COMPENSATION
Q
SLOPE
R
S
ERROR
AMP
+
+
Σ
*
COMP
1.6V
COMPARATOR
PWM
SYNC**
OSC
MAX5068
REFERENCE
RT
1.23V
S
R
DEAD
TIME
Q
DT
BOOTSTRAP
Functional Diagram
CLAMP
UVLO
26V
V
IN
REG_OK
REGULATOR
SHUTDOWN
21.6V/
9.74V
THERMAL
IN
V
CC
OUT
5V
IN
REG5
V
NDRV
PGND
CC

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