WMSIC Electronic Components

ADI/LINEAR LT1963AEQ#TRPBF LT1963AEQ

ModelLT1963AEQ#TRPBF
PackageDDPAK-5
BrandADI/LINEAR
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
ADI(Analog Devices) / LINEAR LT1963AEQ#TRPBF
Type
ADI/LINEAR
Minimum package
750 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
340mV@(1.5A)
Electronic Component
ADI(Analog Devices) / LINEAR
Electronic Component
40uVrms
Electronic Component
LT1963AEQ#TRPBF
Electronic Component
1
Package
DDPAK-5
Electronic Component
Linear Regulator(LDO)
Electronic Component
1.637g
Electronic Component
1
Features
Voltage; Current
Electronic Component
BM0264457928
Operating Temperature
40℃~+125℃@(Tj)
Operating Voltage
20V
Output
Electronic Component
Output Voltage
1.21V~20V

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

LT1963AEQ#TRPBF 可调式线性稳压器(LDO)产品概述

一、产品核心身份与定位

LT1963AEQ#TRPBF是亚德诺半导体(ADI)旗下LINEAR系列的工业级可调线性稳压器(LDO),采用DDPAK-5表面贴装封装,针对需要宽输出电压范围、中等功率输出、低噪声/纹波抑制且适配恶劣环境的应用场景设计,属于高可靠性电源管理器件,广泛应用于工业控制、通信设备等领域。

二、关键性能参数深度解析

该器件的核心参数覆盖电源设计的关键维度,具体表现为:

  1. 宽电压适配性:支持输出电压1.21V~20V连续可调,最大输入电压匹配输出上限(结合340mV压差,可满足1.21V+0.34V至20V+0.34V的输入范围),无需额外电压转换即可覆盖多数低压至中压电源需求;
  2. 电流输出能力:连续输出电流达1.5A,可驱动中等功率负载(如微处理器、射频模块、功率放大器等),无需并联多个器件即可满足功率需求;
  3. 低噪声与高纹波抑制:输出噪声仅40uVrms(典型值),远低于普通LDO的噪声水平,适合对噪声敏感的模拟电路、射频前端等场景;电源纹波抑制比(PSRR)达63dB@120Hz(市电纹波关键频率),可有效滤除电源输入中的低频纹波,提升系统信噪比;
  4. 静态电流与效率:静态电流(Iq)为1mA,在1.5A满载输出时,静态电流占比极低,提升了电源转换效率;
  5. 宽温工作范围:结温(Tj)支持**-40℃~+125℃**,覆盖工业级环境温度要求,可稳定工作于极端高低温场景(如户外设备、车载电子等)。

三、集成多重保护机制

为提升系统可靠性,LT1963AEQ#TRPBF内置三重核心保护功能:

  1. 过流保护(OCP):输出电流超过阈值时自动限制电流,防止负载短路或过流导致的器件损坏,保护后可自动恢复;
  2. 反接保护:输入电源极性意外反接时,器件不被击穿,避免因接线错误导致的系统故障;
  3. 过热保护(OTP):结温超过150℃(典型值)时关断输出,温度降至安全范围后自动重启,防止热失控损坏器件。

四、封装与应用适配性

采用DDPAK-5封装:

  • 表面贴装设计,便于PCB自动化生产;
  • 5引脚布局(含输入、输出、地、反馈、使能引脚),通过外接分压电阻即可实现输出电压连续可调,电路设计简单;
  • 封装散热性能优异,可有效导出1.5A输出时的功率损耗,无需额外散热片即可满足多数场景需求。

五、典型应用场景

结合参数特性,该器件广泛适配以下场景:

  1. 工业控制模块:PLC、传感器节点等需要宽温、过流保护的设备;
  2. 通信设备:基站射频单元、光模块等对低噪声、纹波抑制要求高的模块;
  3. 测试测量仪器:示波器、信号发生器等需要精准可调电压的仪器;
  4. 车载电子(辅助系统):仪表盘、传感器模块等适配-40℃~125℃宽温的场景;
  5. 分布式电源系统:服务器、工业电源柜中的局部电源转换。

六、选型价值总结

LT1963AEQ#TRPBF的核心价值在于**“性能均衡+可靠性优先”**:既具备宽输出范围、大电流、低噪声等高端LDO特性,又集成多重保护与工业级宽温设计,同时通过DDPAK-5封装简化布局。相比普通消费级LDO,其在恶劣环境下的稳定性、对敏感电路的噪声抑制能力均有显著优势,是工业、通信等领域电源设计的优选器件。

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