LT3008ITS8TR

LT3008ITS8TR

  • 厂商:

    LINER

  • 封装:

  • 描述:

    LT3008ITS8TR - 3μA IQ, 20mA, 45V Low Dropout Linear Regulators - Linear Technology

  • 详情介绍
  • 数据手册
  • 价格&库存
LT3008ITS8TR 数据手册
LT3008 Series 3µA IQ, 20mA, 45V Low Dropout Linear Regulators FEATURES n n n n n n n n n n n n n DESCRIPTION The LT®3008 series are micropower, low dropout voltage (LDO) linear regulators. The devices supply 20mA output current with a dropout voltage of 300mV. No-load quiescent current is 3μA. Ground pin current remains at less than 5% of output current as load increases. In shutdown, quiescent current is less than 1μA. The LT3008 regulators optimize stability and transient response with low ESR ceramic capacitors, requiring a minimum of only 2.2μF The regulators do not require . the addition of ESR as is common with other regulators. Internal protection circuitry includes current limiting, thermal limiting, reverse-battery protection and reversecurrent protection. The LT3008 series are ideal for applications that require moderate output drive capability coupled with ultralow standby power consumption. The device is available in fixed output voltages of 1.2V, 1.5V, 1.8V, 2.5V, 3.3V and 5V, and an adjustable version with an output voltage range of 0.6V to 44.5V. The LT3008 is available in the thermally enhanced 6-lead DFN and 8-lead TSOT-23 packages. L, LT, LTC, LTM, Linear Technology and the Linear logo are registered trademarks of Linear Technology Corporation. All other trademarks are the property of their respective owners. Ultralow Quiescent Current: 3μA Input Voltage Range: 2.0V to 45V Output Current: 20mA Dropout Voltage: 300mV Adjustable Output (VADJ = VOUT(MIN) = 600mV) Fixed Output Voltages: 1.2V, 1.5V, 1.8V, 2.5V, 3.3V, 5V Output Tolerance: ±2% Over Load, Line and Temperature Stable with Low ESR, Ceramic Output Capacitors (2.2μF Minimum) Shutdown Current:
LT3008ITS8TR
### 物料型号 - LT3008系列有多种型号,包括固定输出电压版本(1.2V、1.5V、1.8V、2.5V、3.3V、5V)和可调输出版本。

### 器件简介 - LT3008系列是微功耗、低dropout电压(LDO)线性调节器。这些器件提供20mA的输出电流,dropout电压为300mV。无负载静态电流为3μA。在关闭状态下,静态电流小于1μA。

### 引脚分配 - TSOT-23/DFN: - SHDN(Pin 1/Pin 5): 关闭功能,拉低SHDN引脚会使LT3008进入低功耗状态并关闭输出。 - GND(Pins 2, 3, 4/Pin 6): 地。 - IN(Pin 5/Pin 4): 输入引脚,为设备供电。 - OUT(Pin 6/Pins 2, 3): 输出引脚,为负载供电。 - ADJ(Pin 7/Pin 1): 调整引脚,为误差放大器的反相终端。 - NC(Pin 8, TSOT-23 Package Only): 无连接引脚。 - Exposed Pad(Pin 7, DFN Package Only): 接地。

### 参数特性 - 输入电压范围: 2.0V至45V - 输出电流: 20mA - dropout电压: 300mV - 静态电流: 3μA(无负载时),<1μA(关闭状态下) - 输出电压公差: ±2%(过载、线路和温度,最小2.2μF电容)

### 功能详解 - LT3008系列优化了与低ESR陶瓷电容器的稳定性和瞬态响应,不需要额外的ESR,这与其他调节器不同。 - 内部保护电路包括电流限制、热限制、反电池保护和反电流保护。 - 适用于需要适度输出驱动能力与超低待机功耗的应用。

### 应用信息 - 适用于汽车低电流电池供电系统、保持活动电源、远程监控、公用事业仪表和低功耗工业应用。

### 封装信息 - 6-Lead (2mm × 2mm) Plastic DFN 和 8-Lead Plastic TSOT-23 两种封装方式。 - DFN封装的裸露垫(背面)是GND的电气连接,需要将Pin 7焊接到PCB并直接连接到Pin 6以获得最佳性能。
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