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LP2980AIM5-3.3 PDF预览

LP2980AIM5-3.3

更新时间： 2024-11-22 12:04:55
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德州仪器 - TI 稳压器
页数 文件大小 规格书
24页 1178K
描述
Micropower 50 mA Ultra Low-Dropout Regulator In SOT-23 Package

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LP2980AIM5-3.3 数据手册

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LP2980-N  
www.ti.com  
SNOS733M –APRIL 2000–REVISED JUNE 2013  
LP2980-N Micropower 50 mA Ultra Low-Dropout Regulator In SOT-23 Package  
Check for Samples: LP2980-N  
1
FEATURES  
DESCRIPTION  
The LP2980-N is a 50 mA, fixed-output voltage  
regulator designed specifically to meet the  
requirements of battery-powered applications.  
2
•
Ultra Low Dropout Voltage  
•
•
•
•
•
•
•
•
•
•
Output Voltage Accuracy 0.5% (A Grade)  
Ensured 50 mA Output Current  
Using an optimized VIP (Vertically Integrated PNP)  
Requires Only 1 μF External Capacitance  
< 1 μA Quiescent Current When Shutdown  
Low Ground Pin Current at all Load Currents  
High Peak Current Capability (150 mA Typical)  
Wide Supply Voltage Range (16V Max)  
Fast Dynamic Response to Line and Load  
Low ZOUT Over Wide Frequency Range  
process,  
the  
LP2980-N  
delivers  
unequaled  
performance in all specifications critical to battery-  
powered designs:  
Dropout Voltage. Typically 120 mV @ 50 mA load,  
and 7 mV @ 1 mA load.  
Ground Pin Current. Typically 375 μA @ 50 mA  
load, and 80 μA @ 1 mA load.  
Sleep Mode. Less than 1 μA quiescent current when  
ON/OFF pin is pulled low.  
Over-Temperature and Over-Current  
Protection  
Minimum Part Count. Requires only 1 μF of external  
•
−40°C to +125°C Junction Temperature Range  
capacitance on the regulator output.  
APPLICATIONS  
Precision Output. 0.5% tolerance output voltages  
available (A grade).  
•
•
•
•
Cellular Phone  
Palmtop/Laptop Computer  
Personal Digital Assistant (PDA)  
Camcorder, Personal Stereo, Camera  
5.0V, 4.7V, 3.3V, 3.0V and 2.5V versions available as  
standard products.  
Block Diagram  
Figure 1.  
1
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of  
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.  
All trademarks are the property of their respective owners.  
2
PRODUCTION DATA information is current as of publication date.  
Products conform to specifications per the terms of the Texas  
Instruments standard warranty. Production processing does not  
necessarily include testing of all parameters.  
Copyright © 2000–2013, Texas Instruments Incorporated  
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LP2980AIM5-3.3 替代型号

型号 品牌 替代类型 描述 数据表
LP2980IM5-3.3/NOPB TI

完全替代

 Micropower 50-mA Ultra Low-Dropout Regulator in SOT-23 Package
LP2980AIM5-3.3/NOPB TI

完全替代

 Micropower 50-mA Ultra Low-Dropout Regulator in SOT-23 Package
LP2981AIM5-3.3/NOPB TI

类似代替

 100-mA, 16-V, low-dropout voltage regulator with enable 5-SOT-23 -40 to 125

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