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TL3844D Datasheet(数据表) 3 Page - Texas Instruments

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部件型号  TL3844D
说明  CURRENT-MODE PWM CONTROLLERS
下载  21 Pages
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制造商  TI [Texas Instruments]
网页  http://www.ti.com
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TL3844D Datasheet(HTML) 3 Page - Texas Instruments

 
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TL284x, TL384x
CURRENT-MODE PWM CONTROLLERS
SLVS038G − JANUARY 1989 − REVISED FEBRUARY 2008
3
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
functional block diagram
The toggle flip-flop is present only in TL2844, TL2845, TL3844, and TL3845.
Pin numbers shown are for the D (14-pin) package.
Internal
Bias
Vref
Good
Logic
OSC
5-V REF
Error
Amplifier
PWM
Latch
Current-
Sense
Comparator
34 V NOM
VCC
GND
RT/CT
VFB
COMP
ISENSE
12
9
7
3
1
5
14
11
10
8
REF
VC
OUTPUT
POWER
GROUND
+
UVLO
EN
2R
R1 V
S
R
T
+




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