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HT1087-18 PDF预览

HT1087-18

更新时间: 2024-11-12 03:42:55
品牌 Logo 应用领域
台湾合泰/盛群 - HOLTEK /
页数 文件大小 规格书
13页 136K
描述
0.5A General Purpose LDO

HT1087-18 数据手册

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HT1087 Series  
0.5A General Purpose LDO  
Features  
·
·
Output voltage ranges: Fixed range of 1.5V, 1.8V,  
2.5V, 3.3V, 5.0V or adjustable type.  
Guaranteed output current: 0.5A  
Low quiescent current: 8mA (typ.)  
Integrated current limit & thermal protection circuits  
SOT89, TO92 packages  
·
·
·
·
·
High accuracy: ±2%  
Low voltage drop: 1.1V (typ.), VOUT=5.0V at 0.5A  
Applications  
·
·
·
Active SCSI terminations  
Motherboard clock supplies  
Battery chargers  
·
Post regulator for switching power supplies  
·
Low voltage microcontrollers  
General Description  
The HT1087 devices are a series of three-terminal high  
current low voltage regulators. They can deliver an out-  
put current of 0.5A and can accept input voltages up to  
12V. The devices are available in both adjustable and  
fixed output voltage type with a range of 1.5V to 5.0V. In-  
ternal current limit and thermal protection circuits pro-  
vide protection against overload conditions that could  
create excessive junction temperatures.  
Selection Table  
Part No.  
HT1087-ADJ  
HT1087-15  
HT1087-18  
HT1087-25  
HT1087-33  
HT1087-50  
Output Voltage  
Adjust  
1.5V  
Package  
Marking  
HT1087-ADJ  
HT1087-15  
HT1087-18  
HT1087-25  
HT1087-33  
HT1087-50  
1.8V  
SOT89  
TO92  
2.5V  
3.3V  
5.0V  
Note:  
For lead free devices, a ²#² mark is suffixed at the end of the date code.  
Block Diagram  
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Rev. 1.10  
1
October 5, 2007  

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