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LM34922MY/NOPB Datasheet(PDF) 8 Page - Texas Instruments

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Part # LM34922MY/NOPB
Description  28V, 2A Constant On-Time Switching Regulator with Adjustable Current Limit
PDF  19 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

LM34922MY/NOPB Datasheet(HTML) 8 Page - Texas Instruments

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background image
UVLO
VIN
SW Pin
Inductor
Current
SS Pin
t1
PGD
VOUT
SS
RT
FB
VIN
SW
VIN
BST
L1
CBST
D1
SD
CS
LEVEL
SHIFT
ON TIMER
FINISH
START
LOGIC
Gate Drive
UVLO
5V REGULATOR
Input
CL
CL
2.5V
REGULATION
COMPARATOR
LM34922
10
PA
CURRENT
LIMIT COMPARATOR
FINISH
START
OFF TIMER
THERMAL
SHUTDOWN
FCIC
CONTROL
PGD
2.375V
0.8V
RPGD
CSG
Power
Good
125 mV
UVLO
SGND
RS
+
-
CURRENT LIMIT
THRESHOLD
+
-
6V to 28V
CBYP
CIN
RT
CSS
COUT
VOUT
RFB2
RFB2
+
-
+
-
Pre - Chg
LM34922
SNVS813A – JUNE 2012 – REVISED MARCH 2013
www.ti.com
Block Diagram
WHITE SPACE
Figure 15. Startup Sequence
8
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Copyright © 2012–2013, Texas Instruments Incorporated
Product Folder Links: LM34922



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