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| TL284XB Datasheet, PDF (3/24 Pages) Texas Instruments – HIGH-PERFORMANCE CURRENT-MODE PWM CONTROLLERS | |||
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www.ti.com
VCC 7
TL284xB, TL384xB
HIGH-PERFORMANCE CURRENT-MODE PWM CONTROLLERS
SLVS610B â AUGUST 2006 â REVISED JULY 2007
FUNCTIONAL BLOCK DIAGRAM
34 V NOM
GND 5
â+
UVLO
5-V VREF
EN
8 VREF
4
RT/CT
2.5 V
OSC
VREF
Good
Logic
Internal
Bias
6 OUTPUT
T
2
VFB
COMP 1
Error
Amplifier
+
â
2R
R
1V
ISENSE 3
A. Pin numbers shown are for the 8-pin D package.
S
R
Current-
Sense
Comparator
PWM
Latch
Submit Documentation Feedback
3
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