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UP9303ASAC Fiches technique(PDF) 4 Page - uPI Group Inc.

No de pièce UP9303ASAC
Description  5V/12V Synchronous-Rectified Buck Controller
PDF  18 Pages
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Fabricant  UPI [uPI Group Inc.]
Site Internet  http://www.ubiq-semi.com/
Logo UPI - uPI Group Inc.

UP9303ASAC Fiches technique(HTML) 4 Page - uPI Group Inc.

  UP9303ASAC Datasheet HTML 1Page - uPI Group Inc. UP9303ASAC Datasheet HTML 2Page - uPI Group Inc. UP9303ASAC Datasheet HTML 3Page - uPI Group Inc. UP9303ASAC Datasheet HTML 4Page - uPI Group Inc. UP9303ASAC Datasheet HTML 5Page - uPI Group Inc. UP9303ASAC Datasheet HTML 6Page - uPI Group Inc. UP9303ASAC Datasheet HTML 7Page - uPI Group Inc. UP9303ASAC Datasheet HTML 8Page - uPI Group Inc. UP9303ASAC Datasheet HTML 9Page - uPI Group Inc. Next Button
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uP9303
4
uP9303-DS-F0101, Aug. 2017
www.upi-semi.com
Functional Block Diagram
Power On
Reset
Soft Start
Oscillator
PWM
PVCC
PVCC
PGND
LGATE
BOOT
Gate
Control
Logic
PHASE
UGATE
OCSET
VCC
EN
(uP9303A)
FB
GND
SS
COMP
FSET/SYN
0.6V
0.3V
OCP
comparator
UVP
comparator
200uA
30uA
-1.8V
x1/2
5VDD
0.78V
OVP
comparator
Error
Amp.
SSE
uP9303A
Power On
Reset
Soft Start
Oscillator
PWM
PVCC
PVCC
PGND
LGATE
BOOT
Gate
Control
Logic
PHASE
UGATE
OCSET
VCC
FB
GND
SS
COMP
CLK
(uP9303B)
FSET/SYN
0.6V
0.3V
OCP
comparator
UVP
comparator
200uA
30uA
-1.8V
x1/2
5VDD
0.78V
OVP
comparator
Error
Amp.
SSE
uP9303B



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