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LT1761

推荐新设计使用

采用 SOT-23 封装的 100mA、低噪声、LDO 微功率稳压器

产品模型
50
产品技术资料帮助

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产品详情

  • 低噪声:20μVRMS (10Hz 至 100kHz) 
  • 低静态电流:20μA 
  • 宽输入电压范围:1.8V 至 20V
  • 输出电流:100mA
  • 非常低的停机电流:<0.1μA
  • 低压差电压:300mV (在 100mA)
  • 固定输出电压:1.2V、1.5V、1.8V、2V、2.5V、2.8V、3V、3.3V、5V
  • 可调输出范围:1.22V 至 20V
  • 可在采用 1μF 输出电容器时实现稳定
  • 可在采用铝电容器、钽电容器或陶瓷电容器时实现稳定
  • 反向电池保护
  • 无反向电流
  • 无需保护二极管
  • 过流和过热保护
  • 采用纤巧型 5 引脚 TSOT-23 封装

 

LT1761
采用 SOT-23 封装的 100mA、低噪声、LDO 微功率稳压器
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参考资料

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软件资源

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硬件生态系统

部分模型 产品周期 描述
PowerPath、理想二极管和负载开关 1
LTC4417 推荐新设计使用 确定了优先级的 PowerPath 控制器
浪涌抑制器、过压和过流保护 1
LTC4365 推荐新设计使用 欠压、过压和电源反向保护控制器
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将产品添加到myAnalog 的现有项目或新项目中(接收通知)。

创建新项目

工具及仿真模型

LTspice 2


LTspice中提供以下器件型号:

  • LT1761-1.2
  • LT1761-1.5
  • LT1761-1.8
  • LT1761-2
  • LT1761-2.5
  • LT1761-2.8
  • LT1761-3
  • LT1761-3.3
  • LT1761-5
  • LT1761-BYP
  • LT1761-SD
LTspice

LTspice®是一款强大高效的免费仿真软件、原理图采集和波形观测器,为改善模拟电路的仿真提供增强功能和模型。


评估套件

eval board
DC330B

LT1761演示板 | 100mA低噪声微功耗LDO稳压器

产品详情

演示电路DC330包含两个低噪声微功耗稳压器,内置采用5引脚SOT-23封装的LT1761。这些电路主要用于蜂窝电话、电压控制振荡器、RF电源和大型系统中的本地稳压器。它们具有耐受各种输出电容的能力,非常适合空间和成本敏感型系统应用。

eval board
AD-M2KPWR-EBZ

ADALM2000功率升压板

特性和优点

  • 兼容ADALM2000
  • USB Type-C供电
  • 提供两个具有更高电流源能力的输出

产品详情

AD-M2KPWR-EBZ是一款ADALM2000外挂板,可将输出电流能力提升到700mA。该板还可用作具有正负输出的独立台式电源。

AD-M2KPWR-EBZ是一款USB Type C供电板,能够提高ADALM2000电源的输出电流。

输入:

  1. USB Type C: 4 – 18 V(使用RPI USB-C电源验证,套件中未提供),20W(电源允许)
  2. 外部(螺丝端子连接器):4.5–18V;20W(电源允许)

 

通过跳线实现输入间的切换。

输出:(2种控制模式)

  1. 两个用于跟踪M2K用户电源的可变电源:
    1. 0V至5V(USB电源模式下为400mA)
    2. –5V至0V(USB电源模式下为400mA)
  2. 两个可变电源,通过电位计控制
    1. 1.5V至15V(通过18V供电可高达700mA)
    2. –15V至–1.5V(通过18V供电可高达700mA)

 

应用

  • 通用电子系统
  • 教育应用
  • 自动化测试设备

eval board
DC330A

LT1761ES5-BYP/SD演示板 | 2个电路:低输出噪声和低电流关断, 2.3V ≤ VIN ≤ 20V, VOUT = 1.22/1.8/2.0/2.5/2.8/3.0/3.3/5.0V (100mA)

产品详情

演示电路DC330包含两个低噪声微功耗稳压器,内置采用5引脚SOT-23封装的100mA输出LT1761。该演示板内置两个电路:一个使用LT1761-BYP,其可旁路内部基准电压源以降低输出电压噪声,另一个使用具有低电流关断特性的LT1761-SD。两个电路支持2.3V至20V输入电压,并提供可通过跳线选择的1.22V/1.5V/1.8V/2.5V/2.8V/3.0V/3.3V/5.0V/可调输出电压。

DC330B
LT1761演示板 | 100mA低噪声微功耗LDO稳压器
AD-M2KPWR-EBZ
ADALM2000功率升压板
DC330A
LT1761ES5-BYP/SD演示板 | 2个电路:低输出噪声和低电流关断, 2.3V ≤ VIN ≤ 20V, VOUT = 1.22/1.8/2.0/2.5/2.8/3.0/3.3/5.0V (100mA)

参考电路

DK-100G-5SGXEA7N Dev Kit
Altera 100G Development Kit, Stratix V Edition 参考设计

特性和优点

  • Analog Devices has worked closely with FPGA and processor manufacturers to develop verified power solutions that optimize cost, size and efficiency in high performance applications
  • Our reference designs are supported by an intuitive design tool set and IP
  • Our team can provide designs for quick prototypes that can speed time to market in the most complex applications
DK-DEV-3C120N Dev Kit
Altera Cyclone III FPGA Development Kit 参考设计

特性和优点

  • Analog Devices has worked closely with FPGA and processor manufacturers to develop verified power solutions that optimize cost, size and efficiency in high performance applications
  • Our reference designs are supported by an intuitive design tool set and IP
  • Our team can provide designs for quick prototypes that can speed time to market in the most complex applications
DK-DEV-3CLS200N Dev Kit
Altera Cyclone III LS FPGA Development Kit 参考设计

特性和优点

  • Analog Devices has worked closely with FPGA and processor manufacturers to develop verified power solutions that optimize cost, size and efficiency in high performance applications
  • Our reference designs are supported by an intuitive design tool set and IP
  • Our team can provide designs for quick prototypes that can speed time to market in the most complex applications
DK-DSP-3C120N Dev Kit
Altera DSP Development Kit, Cyclone III Edition 参考设计

特性和优点

  • Analog Devices has worked closely with FPGA and processor manufacturers to develop verified power solutions that optimize cost, size and efficiency in high performance applications
  • Our reference designs are supported by an intuitive design tool set and IP
  • Our team can provide designs for quick prototypes that can speed time to market in the most complex applications
DK-EMB-3C120N Dev Kit
Altera Embedded Systems Development Kit, Cyclone III Edition 参考设计

特性和优点

  • Analog Devices has worked closely with FPGA and processor manufacturers to develop verified power solutions that optimize cost, size and efficiency in high performance applications
  • Our reference designs are supported by an intuitive design tool set and IP
  • Our team can provide designs for quick prototypes that can speed time to market in the most complex applications
DK-SI-4SGX230N Kit
Altera Transceiver Signal Integrity Kit, Stratix IV GX Edition 参考设计

特性和优点

  • Analog Devices has worked closely with FPGA and processor manufacturers to develop verified power solutions that optimize cost, size and efficiency in high performance applications
  • Our reference designs are supported by an intuitive design tool set and IP
  • Our team can provide designs for quick prototypes that can speed time to market in the most complex applications
Figure 1. CN0569 Simplified Block Diagram
CN0569 参考设计

Infrared Gesture Recognition Module

特性和优点

  • Highly Integrated Optical Front End
  • Dual Light Sensors for Intensity and Directionality Measurements
  • Open Source Gesture Detection Algorithm

使用部分


资料


设计和集成工具


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    Infrared Gesture Recognition Module for HMI Applications

使用部分


资料


设计和集成工具


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    Optical Liquid Analysis in a Flash with ADPD4101 & CN0503
Altera 100G Development Kit, Stratix V Edition
Altera Cyclone III FPGA Development Kit
Altera Cyclone III LS FPGA Development Kit
Altera DSP Development Kit, Cyclone III Edition
Altera Embedded Systems Development Kit, Cyclone III Edition
Altera Transceiver Signal Integrity Kit, Stratix IV GX Edition
CN0569
Infrared Gesture Recognition Module
CN0503
Multiple Parameter Optical Liquid Measurement Platform

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