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UCC28C53 Datasheet(PDF) 25 Page - Texas Instruments

Part # UCC28C53
Description  UCCx8C5x BiCMOS Low-Power Current-Mode PWM Controller
PDF  48 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

UCC28C53 Datasheet(HTML) 25 Page - Texas Instruments

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VIN = 85 VAC
to 265 VAC
DBRIDGE
~
~
+
±
CIN
180µF
RSNUB
50k
CSNUB
10nF
NP
NS
NA
DCLAMP
LP =1. 5 mH
NP:NS = 10
NP:NA = 10
COUT
2200µF
VOUT
12V,
4A
DOUT
RVDD
22
DBIAS
1
2
3
4
COMP
FB
CS
RT/CT
5
6
7
8
GND
OUT
VDD
VREF
UCC28C42
RBLEEDER
10k
CVREF
1µF
CVDD
120µF
RSTART
420k
RG
10
RCS
0. 75
CSS
RSS
CCSF
100pF
RCSF
3. 8 k
RP
Not Populated
QSW
TL431
RFBU
9. 53k
RFBB
2. 49k
CCOMPz
0. 01µF
RCOMPz
88. 7 k
10V
CCOMPp
10nF
RFBG
4. 99k
RLED
1.3 k
ROPTO
1 k
OPTO-
COUPLER
RTLbias
CVDDbp
CRAMP
10nF
RRAMP
RRT
15. 4 k
CCT
1000pF
RCOMPp
10k
DZ
18V
1 k
Copyright © 2016, Texas Instruments Incorporated
24.9 k
0. 1 µF
Figure 9-3. Typical Application Design Schematic
www.ti.com
UCC28C53, UCC28C54, UCC28C55
UCC28C56H, UCC28C57H, UCC28C57L, UCC28C59
SLUSER8 – JUNE 2022
Copyright © 2022 Texas Instruments Incorporated
Submit Document Feedback
25
Product Folder Links: UCC28C53 UCC28C54 UCC28C55 UCC28C56H UCC28C57H UCC28C57L UCC28C59



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