KA3842AC_06 FAIRCHILD [Fairchild Semiconductor], KA3842AC_06 Datasheet - Page 2
KA3842AC_06
Manufacturer Part Number
KA3842AC_06
Description
SMPS Controller
Manufacturer
FAIRCHILD [Fairchild Semiconductor]
Datasheet
1.KA3842AC_06.pdf
(6 pages)
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KA3842AC/KA3842AE Rev. 1.0.1
Internal Block Diagram
COMP
R
V
T
V
C.S
REF
/C
FB
T
8
2
1
3
4
Internal
Bias
1/2 V
REF
Error Amp
+
-
OSCILLATOR
V
5V
REF
Good LOGIC
1/3
RESET
SET/
1V
2
C.S
Comp.
UVLO
PWM
LATCH
R
S
T
29V
22V
7
5
7
6
5
OUTPUT
GND
PWR
GND
V
PWR
V
CC
C
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