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RT7279 参数 Datasheet PDF下载

RT7279图片预览
型号: RT7279
PDF下载: 下载PDF文件 查看货源
内容描述: 2A , 18V , 700kHz的ACOTTM同步降压型转换器 [2A, 18V, 700kHz ACOTTM Synchronous Step-Down Converter]
分类和应用: 转换器TI的电源Demo板
文件页数/大小: 22 页 / 346 K
品牌: RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
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RT7274/79/80/81
Function Block Diagram
For TSSOP-14 (Exposed Pad) Package
PVCC
BOOT
VINR
Internal
Regulator
PVCC
VIBIAS
V
REF
Under & Over
Voltage Protection
Discharge
PVCC
2µA
Ripple
Gen.
- -
+
Over Current
Protection PVCC
UGATE
Switch
Controller
Driver
LGATE
SW
0.9 V
REF
FB
VIN
GND
VOUT
SW
PGND
PGOOD
+
SS
FB
On-Time
FB
Comparator
PGOOD
Comparator
EN
EN
For SOP-8 (Exposed Pad) Package
PVCC
BOOT
Internal
Regulator
PVCC
VIBIAS
GND
V
REF
Over Current
Protection
PVCC
UGATE
Switch
Controller
Driver
LGATE
SW
VIN
PVCC
2µA
SS
FB
On-Time
Ripple
Gen.
- -
+
SW
FB
Comparator
EN
EN
Copyright
©
2013 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
4
-
DS7274/79/80/81-01
February 2013