WMSIC Electronic Components

ADI/LINEAR LT3045IDD#TRPBF LT3045IDD

ModelLT3045IDD#TRPBF
PackageDFN-10-EP(3x3)
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 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
ADI(Analog Devices) / LINEAR LT3045IDD#TRPBF
Type
ADI/LINEAR
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
450mV@(500mA)
Electronic Component
ADI(Analog Devices) / LINEAR
Electronic Component
0.8uVrms
Electronic Component
LT3045IDD#TRPBF
Electronic Component
1
Package
DFN-10-EP(3x3)
Electronic Component
Linear Regulator(LDO)
Electronic Component
0.17g
Electronic Component
1
Features
Voltage; Current
Electronic Component
BM0221337441
Operating Temperature
40℃~+125℃@(Tj)
Operating Voltage
20V
Output
Electronic Component
Output Voltage
0V~15V

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

LT3045IDD#TRPBF 产品概述

概述

LT3045IDD#TRPBF 是 Linear Technology(现为 Analog Devices, Inc.)推出的一款高性能线性稳压器(LDO),其专为提供优质低噪声电源而设计。该器件具有广泛的应用场景,尤其适合于对电源品质要求极高的音频和精密模拟电路。LT3045 提供了可编程的输出电压范围,灵活性与性能兼具,是发掘各种电子设计潜力的理想选择。

基本参数

LT3045 的输入电压范围可达 20V,输出电压范围在 0V 至 15V 之间。在高达 500mA 的负载电流下,输出电压降仅为0.45V,这使得该稳压器能够在较高的负载条件下仍保持良好的线性调节特性。同时,其电流供电的最大值为25mA,静态电流(Iq)为20µA,确保了在待机模式下的能效表现。

优秀的电源拒绝比(PSRR)

LT3045 在电源拒绝比(PSRR)方面表现卓越,PSRR 范围为117dB(在 120Hz)至 53dB(在 10MHz),这使其能够有效抑制输入电源的噪声,确保输出电源的稳定性和纯净性。这一特性尤其适合于对信号完整性要求极高的系统,如音频前端应用和高精度传感器供电。

安全与保护功能

LT3045 还具备一系列保护措施,包括过流保护、超温保护、反极性保护和欠压锁定(UVLO)。这些功能确保稳压器在异常条件下仍能安全运作,降低了损坏电路或设备的风险。这种全面的保护增强了该器件在各类应用中的可靠性。

控制特性与软启动

为了方便用户使用,该器件设计了多个控制特性,包括使能控制(Enable)、电源良好指示(Power Good)以及软启动(Soft Start)。使能控制使得系统能够在不需要时关闭稳压器,进一步提高能效。电源良好指示功能可以实时监测电源状态,确保系统按照预期的方式运行。软启动功能防止在电源开启瞬间过大的电流对负载产生冲击,增加了系统的稳定性。

温度范围与适用性

LT3045 的工作温度范围为 -40°C 至 125°C,适合多种严苛环境条件下的应用。这一特性使得该稳压器不仅适用于消费电子产品,还可以被广泛应用于工业设备、汽车电子和医疗仪器等领域。

封装与安装

LT3045 采用DFN-10(3x3mm)封装,具有裸露焊盘的设计,便于表面贴装(SMD)。这种紧凑型封装使得其适合高密度PCB布局,便于设计小型化电子设备。

应用领域

LT3045广泛应用于多个领域,包括但不限于:

  • 精密模拟信号处理
  • 音频设备
  • 无线和射频电路
  • 传感器供电
  • 工业控制系统
  • 医疗仪器

结论

LT3045IDD#TRPBF 是一款性能卓越的可调线性稳压器,其设计安全、灵活、可靠。凭借其出色的 PSRR、丰富的保护功能和广泛的温度适应性,该器件为开发人员提供了一种有效的方式来解决高要求电源管理问题,确保最终应用的成功与稳定。无论是在音频处理、工业控制还是高精度测量系统中,LT3045 都能提供理想的电源解决方案。

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