
- 制造厂商:TI(德州仪器,Texas Instruments)
- 产品类别:电源管理
- 技术类目:线性和低压降 (LDO) 稳压器
- 功能描述:具有使能和感应功能的 800mA、低压降稳压器
- 点击这里打开及下载LP3964的技术文档资料
- TI代理渠道,提供当日发货、严格的质量标准,满足您的目标价格

The LP396x series of fast ultra-low-dropout linear regulators operate from a 2.5-V to 7-V input supply. A wide range of preset output voltage options are available. These ultra-low dropout linear regulators respond very fast to step changes in load which makes them suitable for low-voltage microprocessor applications. The LP3961 and LP3964 are developed on a CMOS process which allows low quiescent current operation independent of output load current, as well as operation under extremely low dropout conditions.
Dropout Voltage: Ultra-low dropout voltage; typically 24 mV at 80-mA load current and 240 mV at 800-mA load current.
Ground Pin Current: Typically 4 mA at 800-mA load current.
ERROR Flag: ERROR flag goes low when the output voltage drops 10% below nominal value (for LP3961).
SENSE: SENSE pin improves regulation at remote loads (for LP3964).
Precision Output Voltage: Multiple output voltage options are available ranging from 1.2 V to 5 V and adjustable (LP3964), with a specified accuracy of ±1.5% at room temperature, and ±3% over all conditions (varying line, load, and temperature).
- Input Supply Voltage: 2.5 V to 7 V
- Ultra-Low Dropout Voltage
- Low Ground Pin Current
- Load Regulation of 0.02%
- 15-A Quiescent Current in Shutdown Mode
- Specified Output Current of 0.8-A DC
- Output Voltage Accuracy ±1.5%
- ERROR Flag Indicates Output Status (LP3961)
- Sense Option Improves Better Load Regulation (LP3964)
- Extremely Low Output Capacitor Requirements
- Overtemperature and Overcurrent Protection
- 40°C to 125°C Junction Temperature Range
- Output options
- Adjustable Output, Fixed Output
- Iout (Max) (A)
- 0.8
- Vin (Max) (V)
- 7
- Vin (Min) (V)
- 2.5
- Vout (Max) (V)
- 5
- Vout (Min) (V)
- 1.215
- Fixed output options (V)
- 1.8, 2.5, 3.3
- Noise (uVrms)
- 150
- Iq (Typ) (mA)
- 3
- Thermal resistance θJA (°C/W)
- 32
- Rating
- Catalog
- Load capacitance (Min) (F)
- 33
- Regulated outputs (#)
- 1
- Features
- Enable, Power good
- Accuracy (%)
- 3
- PSRR @ 100 KHz (dB)
- 32
- Dropout voltage (Vdo) (Typ) (mV)
- 240
- Operating temperature range (C)
- -40 to 125
LP3964的完整型号有:LP3964EMP-1.8/NOPB、LP3964EMP-2.5/NOPB、LP3964EMP-3.3/NOPB、LP3964EMP-ADJ/NOPB、LP3964EMPX-2.5/NOPB、LP3964EMPX-ADJ/NOPB、LP3964ES-1.8/NOPB、LP3964ES-2.5/NOPB、LP3964ES-3.3/NOPB、LP3964ES-ADJ/NOPB、LP3964ESX-2.5/NOPB、LP3964ESX-3.3/NOPB、LP3964ESX-ADJ/NOPB、LP3964ET-ADJ/NOPB、LP3964EMP-ADJ、LP3964ES-1.8、LP3964ES-ADJ,以下是这些产品的关键参数及官网采购报价:
LP3964EMP-1.8/NOPB,工作温度:-40 to 125,封装:SOT-223 (NDC)-5,包装数量MPQ:1000个,MSL 等级/回流焊峰值温度:Level-1-260C-UNLIM,引脚镀层/焊球材料:SN,TI官网LP3964EMP-1.8/NOPB的批量USD价格:1.122(1000+)
LP3964EMP-2.5/NOPB,工作温度:-40 to 125,封装:SOT-223 (NDC)-5,包装数量MPQ:1000个,MSL 等级/回流焊峰值温度:Level-1-260C-UNLIM,引脚镀层/焊球材料:SN,TI官网LP3964EMP-2.5/NOPB的批量USD价格:1.346(1000+)
LP3964EMP-3.3/NOPB,工作温度:-40 to 125,封装:SOT-223 (NDC)-5,包装数量MPQ:1000个,MSL 等级/回流焊峰值温度:Level-1-260C-UNLIM,引脚镀层/焊球材料:SN,TI官网LP3964EMP-3.3/NOPB的批量USD价格:1.122(1000+)
LP3964EMP-ADJ/NOPB,工作温度:-40 to 125,封装:SOT-223 (NDC)-5,包装数量MPQ:1000个,MSL 等级/回流焊峰值温度:Level-1-260C-UNLIM,引脚镀层/焊球材料:SN,TI官网LP3964EMP-ADJ/NOPB的批量USD价格:1.346(1000+)
LP3964EMPX-2.5/NOPB,工作温度:-40 to 125,封装:SOT-223 (NDC)-5,包装数量MPQ:2000个,MSL 等级/回流焊峰值温度:Level-1-260C-UNLIM,引脚镀层/焊球材料:SN,TI官网LP3964EMPX-2.5/NOPB的批量USD价格:1.122(1000+)
LP3964EMPX-ADJ/NOPB,工作温度:-40 to 125,封装:SOT-223 (NDC)-5,包装数量MPQ:2000个,MSL 等级/回流焊峰值温度:Level-1-260C-UNLIM,引脚镀层/焊球材料:SN,TI官网LP3964EMPX-ADJ/NOPB的批量USD价格:1.122(1000+)
LP3964ES-1.8/NOPB,工作温度:-40 to 125,封装:DDPAK/TO-263 (KTT)-5,包装数量MPQ:45个,MSL 等级/回流焊峰值温度:Level-3-245C-168 HR,引脚镀层/焊球材料:SN,TI官网LP3964ES-1.8/NOPB的批量USD价格:1.313(1000+)
LP3964ES-2.5/NOPB,工作温度:-40 to 125,封装:DDPAK/TO-263 (KTT)-5,包装数量MPQ:45个,MSL 等级/回流焊峰值温度:Level-3-245C-168 HR,引脚镀层/焊球材料:SN,TI官网LP3964ES-2.5/NOPB的批量USD价格:1.537(1000+)
LP3964ES-3.3/NOPB,工作温度:-40 to 125,封装:DDPAK/TO-263 (KTT)-5,包装数量MPQ:45个,MSL 等级/回流焊峰值温度:Level-3-245C-168 HR,引脚镀层/焊球材料:SN,TI官网LP3964ES-3.3/NOPB的批量USD价格:1.537(1000+)
LP3964ES-ADJ/NOPB,工作温度:-40 to 125,封装:DDPAK/TO-263 (KTT)-5,包装数量MPQ:45个,MSL 等级/回流焊峰值温度:Level-3-245C-168 HR,引脚镀层/焊球材料:SN,TI官网LP3964ES-ADJ/NOPB的批量USD价格:1.537(1000+)
LP3964ESX-2.5/NOPB,工作温度:-40 to 125,封装:DDPAK/TO-263 (KTT)-5,包装数量MPQ:500个,MSL 等级/回流焊峰值温度:Level-3-245C-168 HR,引脚镀层/焊球材料:SN,TI官网LP3964ESX-2.5/NOPB的批量USD价格:1.313(1000+)
LP3964ESX-3.3/NOPB,工作温度:-40 to 125,封装:DDPAK/TO-263 (KTT)-5,包装数量MPQ:500个,MSL 等级/回流焊峰值温度:Level-3-245C-168 HR,引脚镀层/焊球材料:SN,TI官网LP3964ESX-3.3/NOPB的批量USD价格:1.313(1000+)
LP3964ESX-ADJ/NOPB,工作温度:-40 to 125,封装:DDPAK/TO-263 (KTT)-5,包装数量MPQ:500个,MSL 等级/回流焊峰值温度:Level-3-245C-168 HR,引脚镀层/焊球材料:SN,TI官网LP3964ESX-ADJ/NOPB的批量USD价格:1.313(1000+)
LP3964ET-ADJ/NOPB,工作温度:-40 to 125,封装:TO-220 (NDH)-5,包装数量MPQ:45个,MSL 等级/回流焊峰值温度:Level-1-NA-UNLIM,引脚镀层/焊球材料:SN,TI官网LP3964ET-ADJ/NOPB的批量USD价格:1.122(1000+)
LP3964EMP-ADJ,工作温度:-40 to 125,封装:SOT-223 (NDC)-5,包装数量MPQ:1000个,MSL 等级/回流焊峰值温度:Level-1-260C-UNLIM,引脚镀层/焊球材料:SNPB,TI官网LP3964EMP-ADJ的批量USD价格:1.739(1000+)
LP3964ES-1.8,工作温度:-40 to 125,封装:DDPAK/TO-263 (KTT)-5,包装数量MPQ:45个,MSL 等级/回流焊峰值温度:Level-3-235C-168 HR,引脚镀层/焊球材料:SNPB,TI官网LP3964ES-1.8的批量USD价格:1.705(1000+)
LP3964ES-ADJ,工作温度:-40 to 125,封装:DDPAK/TO-263 (KTT)-5,包装数量MPQ:45个,MSL 等级/回流焊峰值温度:Level-3-235C-168 HR,引脚镀层/焊球材料:SNPB,TI官网LP3964ES-ADJ的批量USD价格:1.93(1000+)






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