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RT7281 データシート(PDF) 4 Page - Richtek Technology Corporation

部品番号 RT7281
部品情報  2A, 18V, 700kHz ACOTTM Synchronous Step-Down Converter
PDF  22 Pages
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メーカー  RICHTEK [Richtek Technology Corporation]
ホームページ  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT7281 データシート(HTML) 4 Page - Richtek Technology Corporation

  RT7281 Datasheet HTML 1Page - Richtek Technology Corporation RT7281 Datasheet HTML 2Page - Richtek Technology Corporation RT7281 Datasheet HTML 3Page - Richtek Technology Corporation RT7281 Datasheet HTML 4Page - Richtek Technology Corporation RT7281 Datasheet HTML 5Page - Richtek Technology Corporation RT7281 Datasheet HTML 6Page - Richtek Technology Corporation RT7281 Datasheet HTML 7Page - Richtek Technology Corporation RT7281 Datasheet HTML 8Page - Richtek Technology Corporation RT7281 Datasheet HTML 9Page - Richtek Technology Corporation Next Button
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RT7274/79/80/81
4
DS7274/79/80/81-01 February 2013
www.richtek.com
©
Copyright 2013 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
Function Block Diagram
For TSSOP-14 (Exposed Pad) Package
For SOP-8 (Exposed Pad) Package
UGATE
LGATE
Driver
SW
BOOT
PVCC
Switch
Controller
On-Time
Over Current
Protection
EN
FB
Comparator
SW
PGND
Internal
Regulator
PVCC
VIBIAS
VREF
VINR
GND
PVCC
Under & Over
Voltage Protection
FB
0.9 VREF +
PGOOD
+
2µA
PVCC
Ripple
Gen.
VIN
EN
VOUT
Discharge
FB
PGOOD
Comparator
SS
UGATE
LGATE
Driver
SW
BOOT
PVCC
Switch
Controller
On-Time
Over Current
Protection
EN
FB
Comparator
SW
Internal
Regulator
PVCC
VIBIAS
VREF
GND
PVCC
+
2µA
PVCC
Ripple
Gen.
VIN
EN
FB
SS



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