参数资料
型号: LP2980IM5X-3.8/NOPB
厂商: National Semiconductor
文件页数: 1/24页
文件大小: 0K
描述: IC REG LDO 3.8V 50MA SOT23-5
标准包装: 3,000
稳压器拓扑结构: 正,固定式
输出电压: 3.8V
输入电压: 最高 16V
电压 - 压降(标准): 0.12V @ 50mA
稳压器数量: 1
电流 - 输出: 50mA
电流 - 限制(最小): 100mA
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: SC-74A,SOT-753
供应商设备封装: SOT-23-5
包装: 带卷 (TR)
其它名称: LP2980IM5X-3.8

SNOS733M – APRIL 2000 – REVISED JUNE 2013
LP2980-N Micropower 50 mA Ultra Low-Dropout Regulator In SOT-23 Package
Check for Samples: LP2980-N
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FEATURES
DESCRIPTION
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Ultra Low Dropout Voltage
Output Voltage Accuracy 0.5% (A Grade)
Ensured 50 mA Output Current
Requires Only 1 μ F External Capacitance
< 1 μ A 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 Z OUT Over Wide Frequency Range
Over-Temperature and Over-Current
Protection
? 40°C to +125°C Junction Temperature Range
The LP2980-N is a 50 mA, fixed-output voltage
regulator designed specifically to meet the
requirements of battery-powered applications.
Using an optimized VIP (Vertically Integrated PNP)
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 μ A @ 50 mA
load, and 80 μ A @ 1 mA load.
Sleep Mode. Less than 1 μ A quiescent current when
ON/OFF pin is pulled low.
Minimum Part Count. Requires only 1 μ F of external
capacitance on the regulator output.
APPLICATIONS
Precision Output. 0.5% tolerance output voltages
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Cellular Phone
Palmtop/Laptop Computer
Personal Digital Assistant (PDA)
Camcorder, Personal Stereo, Camera
available (A grade).
5.0V, 4.7V, 3.3V, 3.0V and 2.5V versions available as
standard products.
Block Diagram
Figure 1.
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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.
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All trademarks are the property of their respective owners.
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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