Datasheet

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Internal
Bias
V
REF
Good
Logic
OSC
Error
Amplifier
PWM
Latch
Current-
Sense
Comparator
34 V NOM
V
CC
GND
R
T
/C
T
VFB
COMP
I
SENSE
7
5
4
2
1
3
8
6
V
REF
OUTPUT
+
−
UVLO
EN
2R
R 1 V
S
R
T
+
−
5-V V
REF
2.5 V
TL284xB , TL384xB
HIGH-PERFORMANCE CURRENT-MODE PWM CONTROLLERS
SLVS610B – AUGUST 2006 – REVISED JULY 2007
FUNCTIONAL BLOCK DIAGRAM
A. Pin numbers shown are for the 8-pin D package.
3
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