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XR79110EL-F Arkusz danych(PDF) 7 Page - Exar Corporation

Numer części XR79110EL-F
Szczegółowy opis  22V, 10A Synchronous Step Down COT Power Module
PDF  20 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Producent  EXAR [Exar Corporation]
Strona internetowa  http://www.exar.com
Logo EXAR - Exar Corporation

XR79110EL-F Arkusz danych(HTML) 7 Page - Exar Corporation

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© 2015 Exar Corporation
XR79110
7 / 20
exar.com/XR79110
Rev 2A
Functional Block Diagram
Q
Q
R
S
Dead
Time
Control
On-Time
1.9 V
Hiccup
Mode
+ -
PGND
FB
VIN
GH
Minimum
On Time
Enable
Hiccup
OCP
comparator
Feedback
comparator
ESR
emulation &
DC correction
PGOOD
LDO
VCC
VCC
GL
VOUT
BST
VCC
50uA
+
-
+
-
+
-
3 V
-2 mV
SW
Enable LDO
CCM or CCM/DCM
Zero Cross Detect
If 8 consecutive ZCD
Then DCM
If 1 non-ZCD
Then exit DCM
Q
Q
R
S
AGND
ILIM
If four
consecutive OCP
VIN
TON
+
-
+
-
+
-
PGOOD comparator
Short-circuit detection
0.555 V
0.36 V
Switching
Enabled
10uA
+
-
Switching
Enabled
SS
0.6 V
+
-
+
-
Switching
Enabled
Enable LDO
VCC UVLO
4.25 V
OTP
150 C
TJ
VCC
TON
Enable LDO
PVIN
L
CBST
0.1uF
PGND
CIN
1uF
PGND
COUT
2.2uF
SW
FB
0.6V
EN/
MODE



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