KA3525A
SMPS CONTROLLER
VOLTAGE-MODE PWM CONTROLLER
The KA3525A is a monolithic integrated circuit that Included all of
the control circuit necessary for a pulse width modulating regulator.
There are a voltage reference, an error amplifier, a pulse width
modulator, an oscillator, under-voltage lockout, soft start circuit, and
output drivers in the chip.
16-DIP
16-SOP-225A
FEATURES
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5V
1% Reference
Oscillator Sync Terminal
Internal Soft Start
Deadtime Control
Under-Voltage Lockout
ä
ORDERING INFORMATION
Device
KA3525A
Package
16 DIP
16-SOP-225A
Operating Temperature
BLOCK DIAGRAM
KA3525AD
Î
-30 ~ +85
Î
-30 ~ +85
5.5K
43K
5.5K
Rev. B
©1999 Fairchild Semiconductor Corporation
FAIRCHILD [ FAIRCHILD SEMICONDUCTOR ]
