01 / 产品信息
产品概述
LP2985 是一款微功耗 LDO 稳压器，从 2.2 V 至 16 V 输入提供最高 150 mA，固定 5.0 V 输出，典型压差 280 mV。它具有使能/关断引脚、低静态电流（典型 65 uA）与 30 uVrms 输出噪声，工作温度 -40°C 至 125°C。适用于电池供电与噪声敏感的模拟电路。
- 厂商
- TI
- 型号
- LP2985-50DBVR
- 品类
- 电源管理芯片
- 封装
- SOT-23-5
- 包装
- 卷带
- 成色
- 全新原装
- 合规
- RoHS & REACH Compliant
- 生命周期
- 与原厂确认
- 交期 / 最小起订量
- 以报价为准
02 / 技术资料
技术参数
34 项结构与连接
- Storage, Tstg
- 150
- CIN (1) Input capacitor
- 1 μF
- Output capacitance (for legacy chip)
- 4.7
- Output capacitance (for new chip)
- 2.2
- COUT ESR(3) Output capacitor ESR (for new chip)
- 1 Ω
- (standard
- 1 .5
- New chip
- 0 .5
- Legacy chip
- 0.0 14
- VUVLO(HYST) UVLO hysteresis –40°C ≤ TJ ≤ 125°C
- 0 V
- ≤ 125°C New chip
- 0 .15
- 125°C New chip
- 1.6
性能与环境
- Continuous input voltage range (for legacy chip)
- 16
- Continuous input voltage range (for new chip)
- 18
- Output voltage range (for legacy chip)
- 9
- Output voltage range (for new chip)
- 0.3 V
- VBYPASS BYPASS pin voltage range (for new chip)
- 3
- ON/OFF pin voltage range (for legacy chip)
- 16
- ON/OFF pin voltage range (for new chip)
- 18
- Operating junction
- 150
- Supply input voltage (for legacy chip)
- 16
- Supply input voltage (for new chip)
- 16
- Output voltage (for legacy chip)
- 10.0
- Output voltage (for new chip)
- 5.0
- VBYPASS Bypass voltage
- 1.2 V
- Enable voltage (for legacy chip)
- 0
- Enable voltage (for new chip)
- 16
- IOUT Output current
- 150 mA
- TJ Operating junction temperature
- 125 °C
- IGND GND pin current IOUT = 150 mA Legacy chip
- 850 0µA
- IGND GND pin current IOUT = 150 mA New chip
- 765 890µA
- IGND GND pin current VON/OFF < 0.3 V, VIN = 16 V Legacy chip
- 0.01 0.08µA
- IGND GND pin current VON/OFF < 0.3 V, VIN = 16 V New chip
- 1.25 1.75µA
- Tsd+ Thermal shutdown Shutdown, temperature increasing
- 170
- Tsd- threshold Reset, temperature decreasing
- 150
03 / 原厂资料
规格与文档
请使用原厂官方文档，在设计定稿前核对电气特性、封装尺寸与工作限值。
请确认当前库存、生产日期代码、包装、价格与交货条款。产品信息不构成约束性报价，最终规格以报价为准。