
- 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:具有低噪声和使能功能的 200mA、16V、低压降稳压器
- 点击这里打开及下载LP2988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 LP2987/8 are fixed-output 200 mA precision LDO voltage regulators with power-ON reset delay which can be implemented using a single external capacitor.
The LP2988 is specifically designed for noise-critical applications. A single external capacitor connected to the Bypass pin reduces regulator output noise.
Using an optimized VIP (Vertically Integrated PNP) process, these regulators deliver superior performance:
Dropout Voltage: 180 mV @ 200 mA load, and 1 mV @ 1 mA load (typical).
Ground Pin Current: 1 mA @ 200 mA load, and 200 μA @ 10 mA load (typical).
Sleep Mode: The LP2987/8 draws less than 2 μA quiescent current when shutdown pin is held low.
Error Flag/Reset: The error flag goes low when the output drops approximately 5% below nominal. This pin also provides a power-ON reset signal if a capacitor is connected to the DELAY pin.
Precision Output: Standard product versions of the LP2987 and LP2988 are available with output voltages of 5.0V, 3.8V, 3.3V, 3.2V, 3.0V, or 2.8V, with specified accuracy of 0.5% (“A” grade) and 1% (standard grade) at room temperature.
- Ultra Low Dropout Voltage
- Power-ON Reset Delay Requires Only One Component
- Bypass Pin for Reduced Output Noise (LP2988)
- Specified Continuous Output Current 200 mA
- Specified Peak Output Current > 250 mA
- SOIC-8 and VSSOP-8 Surface Mount Packages
- <2 μA Quiescent Current when Shutdown
- Low Ground Pin Current at All Loads
- 0.5% Output Voltage Accuracy (“A” Grade)
- Wide Supply Voltage Range (16V Max)
- Overtemperature/overcurrent Protection
- 40°C to +125°C Junction Temperature Range
All trademarks are the property of their respective owners.
- Output options
- Fixed Output
- Iout (Max) (A)
- 0.2
- Vin (Max) (V)
- 16
- Vin (Min) (V)
- 2.1
- Vout (Max) (V)
- 5
- Vout (Min) (V)
- 2.7
- Fixed output options (V)
- 2.7, 2.8, 3, 3.3, 3.8, 5
- Noise (uVrms)
- 20
- Iq (Typ) (mA)
- 0.1
- Thermal resistance θJA (°C/W)
- 160
- Rating
- Catalog
- Load capacitance (Min) (F)
- 4.7
- Regulated outputs (#)
- 1
- Features
- Enable, Power good
- Accuracy (%)
- 2.4
- PSRR @ 100 KHz (dB)
- 28
- Dropout voltage (Vdo) (Typ) (mV)
- 180
- Operating temperature range (C)
- -40 to 125
LP2988的完整型号有:LP2988AIM-5.0/NOPB、LP2988AIMM-3.0/NOPB、LP2988AIMM-3.3/NOPB、LP2988AIMM-5.0/NOPB、LP2988AIMX-3.3/NOPB、LP2988ILD-3.8/NOPB、LP2988IM-5.0/NOPB、LP2988IMM-3.0/NOPB、LP2988IMM-3.3/NOPB、LP2988IMM-5.0/NOPB、LP2988IMMX-3.0/NOPB、LP2988IMMX-3.3/NOPB、LP2988IMX-5.0/NOPB、LP2988AIM-5.0、LP2988IMM-5.0,以下是这些产品的关键参数及官网采购报价:
LP2988AIM-5.0/NOPB,工作温度:-40 to 125,封装:SOIC (D)-8,包装数量MPQ:95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LP2988AIM-5.0/NOPB的批量USD价格:1.002(1000+)
LP2988AIMM-3.0/NOPB,工作温度:-40 to 125,封装:VSSOP (DGK)-8,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LP2988AIMM-3.0/NOPB的批量USD价格:.958(1000+)
LP2988AIMM-3.3/NOPB,工作温度:-40 to 125,封装:VSSOP (DGK)-8,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LP2988AIMM-3.3/NOPB的批量USD价格:.958(1000+)
LP2988AIMM-5.0/NOPB,工作温度:-40 to 125,封装:VSSOP (DGK)-8,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LP2988AIMM-5.0/NOPB的批量USD价格:.958(1000+)
LP2988AIMX-3.3/NOPB,工作温度:-40 to 125,封装:SOIC (D)-8,包装数量MPQ:2500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LP2988AIMX-3.3/NOPB的批量USD价格:.958(1000+)
LP2988ILD-3.8/NOPB,工作温度:-40 to 125,封装:WSON (NGN)-8,包装数量MPQ:1000个,MSL 等级/回流焊峰值温度:Level-3-260C-168 HR,引脚镀层/焊球材料:SN,TI官网LP2988ILD-3.8/NOPB的批量USD价格:.915(1000+)
LP2988IM-5.0/NOPB,工作温度:-40 to 125,封装:SOIC (D)-8,包装数量MPQ:95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LP2988IM-5.0/NOPB的批量USD价格:1.132(1000+)
LP2988IMM-3.0/NOPB,工作温度:-40 to 125,封装:VSSOP (DGK)-8,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LP2988IMM-3.0/NOPB的批量USD价格:1.132(1000+)
LP2988IMM-3.3/NOPB,工作温度:-40 to 125,封装:VSSOP (DGK)-8,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LP2988IMM-3.3/NOPB的批量USD价格:1.132(1000+)
LP2988IMM-5.0/NOPB,工作温度:-40 to 125,封装:VSSOP (DGK)-8,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LP2988IMM-5.0/NOPB的批量USD价格:.958(1000+)
LP2988IMMX-3.0/NOPB,工作温度:-40 to 125,封装:VSSOP (DGK)-8,包装数量MPQ:3500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LP2988IMMX-3.0/NOPB的批量USD价格:.915(1000+)
LP2988IMMX-3.3/NOPB,工作温度:-40 to 125,封装:VSSOP (DGK)-8,包装数量MPQ:3500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LP2988IMMX-3.3/NOPB的批量USD价格:.915(1000+)
LP2988IMX-5.0/NOPB,工作温度:-40 to 125,封装:SOIC (D)-8,包装数量MPQ:2500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LP2988IMX-5.0/NOPB的批量USD价格:.958(1000+)
LP2988AIM-5.0,工作温度:-40 to 125,封装:SOIC (D)-8,包装数量MPQ:95个,MSL 等级/回流焊峰值温度:Level-1-235C-UNLIM,引脚镀层/焊球材料:SNPB,TI官网LP2988AIM-5.0的批量USD价格:1.307(1000+)
LP2988IMM-5.0,工作温度:-40 to 125,封装:VSSOP (DGK)-8,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LP2988IMM-5.0的批量USD价格:1.263(1000+)







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