MAX5021 查看數據表（PDF） - Maxim Integrated
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MAX5021 Datasheet PDF : 11 Pages
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Current-Mode PWM Controllers for Isolated
Power Supplies
Functional Diagram
VIN
IN
VCC
VCC
REGULATOR
IN
REFERENCE
1.25V
GND
UVLO
24V
10V
REG_OK
VL
(INTERNAL 5.25V
SUPPLY)
6.2kΩ
OPTO
CS
0.75V
CPWM
VOPWM
VCS
0.6V
ILIM
OSCILLATOR
262kHz*
S
Q
R
*MAX5021: 50% MAXIMUM DUTY CYCLE
MAX5022: 75% MAXIMUM DUTY CYCLE
DRIVER
NDRV
GND
_______________________________________________________________________________________ 9
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