



- SN74AC09WBQARQ1 - 集成电路(IC) > 逻辑 > 门和反相器
- SN74ACT596WBQBRQ1 - 集成电路(IC) > 逻辑 > 移位寄存器
- TLV70025DSET - 集成电路(IC) > 电源管理(PMIC) > 稳压器 - 线性
- TPS2003CDRCT - 集成电路(IC) > 电源管理(PMIC) > 配电开关,负载驱动器
- CD4585BE - 集成电路(IC) > 逻辑 > 比较器
- BQ771605DPJT - 集成电路(IC) > 电源管理(PMIC) > 电池管理
- TDA4APE6T5AANDRQ1 - 集成电路(IC) > 嵌入式 > 微处理器
- LM22679TJE-5.0/NOPB - 集成电路(IC) > 电源管理(PMIC) > 稳压器 - DC-DC 开关稳压器
- DS90UB633ARTVTQ1 - 集成电路(IC) > 接口 > 串行器,解串器
- TPS54550PWPR - 集成电路(IC) > 电源管理(PMIC) > 稳压器 - DC-DC 开关稳压器
- LM3679TL-1.8/NOPB - 集成电路(IC) > 电源管理(PMIC) > 稳压器 - DC-DC 开关稳压器
- UCC39422PWTRG4 - 电源管理IC - 稳压器 - DC DC 开关式控制器
- LMH6682MA/NOPB - 集成电路(IC) > 线性 > 放大器 > 仪器,运算放大器,缓冲器
- TCAN1043DRQ1 - 集成电路(IC) > 接口 > 驱动器,接收器,收发器
- ISO722XEVM - 开发板,套件,编程器 > 评估板 > 评估和演示板及套件
- THS4211DRB - 集成电路(IC) > 线性 > 放大器 > 仪器,运算放大器,缓冲器
- TPS7A1030PYKAR - 集成电路(IC) > 电源管理(PMIC) > 稳压器 - 线性
- SN74LVC1G386YEPR - 集成电路(IC) > 逻辑 > 门和反相器
- LPC662AIM/NOPB - 集成电路(IC) > 线性 > 放大器 > 仪器,运算放大器,缓冲器
- DFDF2812ZHHAR - 网络解决方案 > 配件



LP3871 - 0.8A 快速超低压降线性稳压器
LP3871是TI德州仪器公司的一款单通道LDO产品,LP3871是0.8A 快速超低压降线性稳压器,本站介绍了LP3871的封装应用图解、特点和优点、功能等,并给出了与LP3871相关的TI元器件型号供参考。
LP3871 - 0.8A 快速超低压降线性稳压器 - 单通道LDO - 线性稳压器(LDO) - 德州仪器
- Input Voltage: 2.5 V to 7 V
- Ultra-Low-Dropout Voltage
- Low Ground Pin Current
- Load Regulation of 0.04%
- 10-nA Quiescent Current in Shutdown Mode
- Specified Output Current of 0.8-A DC
- Output Voltage Accuracy ±1.5%
- ERROR Flag Indicates Output Status
- SENSE Option Improves Load Regulation
- Minimum Output Capacitor Requirements
- Overtemperature/Overcurrent Protection
- −40°C to +125°C Junction Temperature Range
- Microprocessor Power Supplies
- GTL, GTL+, BTL, and SSTL Bus Terminators
- Power Supplies for DSPs
- SCSI Terminator
- Post Regulators
- High-Efficiency Linear Regulators
- Battery Chargers
- Other Battery-Powered Applications
The LP3871 and LP3874 series of fast ultra-low-dropout linear regulators operate from a 2.5-V to 7-V input supply. Wide range of preset output voltage options are available. These ultra-low-dropout linear regulators respond very quickly to step changes in load, which makes them suitable for low voltage microprocessor applications. The devices are developed on a CMOS process which allows low quiescent current operation independent of output load current. This CMOS process also allows the LP3871 and LP3874 to operate under extremely low dropout conditions.
Dropout Voltage: Ultra-low-dropout voltage; typically 24 mV at 80-mA load current and 240 mV at 0.8-A load current.
Ground Pin Current: Typically 6 mA at 0.8-A load current.
Shutdown Mode: Typically 10-nA quiescent current when the SD pin is pulled low.
ERROR Flag: ERROR flag goes low when the output voltage drops 10% below nominal value.
SENSE: SENSE pin improves regulation at remote loads.
Precision Output Voltage: Multiple output voltage options are available ranging from 1.8 V to 5 V with a ensured accuracy of ±1.5% at room temperature, and ±3% over all conditions (varying line, load, and temperature).
| PART NUMBER | PACKAGE | BODY SIZE (NOM) |
|---|---|---|
| LP3871 LP3874 | SOT-223 (5) | 6.50 mm x 3.56 mm |
| DDPAK/ TO-263 (5) | 10.16 mm x 8.42 mm |
- TPS70248 - 双路输出低压降 (LDO) 稳压器
- BQ3285LF - 具有 240x8 NVSRAM、警报唤醒 3.3V 运算、32kHz 专用输出的 Y2K 增强型 ACPI 兼容 RTC IC
- TL7709A - 具有可编程时间延迟的单路 SVS,用于 9V 系统
- DAC5311-Q1 - 1.8 V to 5.5 V, 80-mA 8-Bit Low-Power
- ADS1247 - 极低噪音、精密 24 位 模数转换器
- TPS62007 - 采用 MSOP-10 封装的 3.3V 输出 600mA 95% 效率步降转换器
- BQ2002D - 具有 dT/dt 终端的镍镉电池/镍氢电池闸控充电管理 IC
- TMS320C5504 - 定点数字信号处理器
- TPA3125D2 - 10W 立体声 D 类音频功率放大器 (TPA3125)
- OPA134 - SoundPlus(TM) 高性能音频运算放大器



