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LM20123 Datasheet(PDF) 9 Page - Texas Instruments

No. de pieza LM20123
Descripción Electrónicos  LM20123/LM20123Q 3A, 1.5MHz PowerWise짰 Synchronous Buck Regulator
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Fabricante Electrónico  TI [Texas Instruments]
Página de inicio  http://www.ti.com
Logo TI - Texas Instruments

LM20123 Datasheet(HTML) 9 Page - Texas Instruments

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background image
4.8A
+
-
COMP
CONTROL
LOGIC
CURRENT
LIMIT
OVERVOLTAGE
UNDERVOLTAGE
ERROR AMP
PWM COMPARATOR
SS/TRK
PGOOD
+
-
+2.7V
REGULATOR
PVIN
PVIN
THERMAL
PROTECTION
PGND
SW
AVIN
CURRENT SENSE
VCC
1.18V
UVLO
2.7V
AGND
OSCILLATOR
+
752 mV
864 mV
PG-L
PG-L
2.7V
5 PA
gm = 510 Pmho
800 mV
+
-
+
DISCHARGE
DISCHARGE
SLOPE COMP
DIODE
EMULATION
+
-
VREF
+
-
FB
EN
+
-
+
-
(50 Ps)
+
-
+
-
PVIN
LM20123
www.ti.com
SNVS524E – OCTOBER 2007 – REVISED MARCH 2013
BLOCK DIAGRAM
Copyright © 2007–2013, Texas Instruments Incorporated
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Product Folder Links: LM20123


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