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TPS51285A 参数 Datasheet PDF下载

TPS51285A图片预览
型号: TPS51285A
PDF下载: 下载PDF文件 查看货源
内容描述: 超低静态( ULQâ ?? ¢ )双路同步降压型控制器, 5V和3.3V的LDO [Ultra-Low Quiescent (ULQ™) Dual Synchronous Step-Down Controller with 5V and 3.3V LDOs]
分类和应用: 控制器
文件页数/大小: 32 页 / 1375 K
品牌: TI [ TEXAS INSTRUMENTS ]
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TPS51285A  
TPS51285B  
SLVSBX0 APRIL 2013  
www.ti.com  
These devices have limited built-in ESD protection. The leads should be shorted together or the device placed in conductive foam  
during storage or handling to prevent electrostatic damage to the MOS gates.  
TYPICAL APPLICATION DIAGRAMS  
VBAT/  
VADPTOR  
VIN  
VBST1  
DRVH1  
VBST2  
DRVH2  
5V  
output  
3.3 V  
output  
SW1  
SW2  
DRVL1  
VO1  
DRVL2  
VFB1  
CS1  
VFB2  
CS2  
VCLK  
EN1  
PGOOD  
EN2  
PGOOD  
EN-5V  
EN 3.3 V  
3.3-V LDO  
Charge pump  
output  
VREG5  
VREG3  
GND  
5 V LDO  
Figure 1. TYPICAL APPLICATION DIAGRAM (With Charge Pump)  
2
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Copyright © 2013, Texas Instruments Incorporated  
Product Folder Links: TPS51285A TPS51285B  
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