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UTC 78D05LL-TN3-R 78D05LL
Configuration
1 options
Configuration
Date code within 2 years
Availability on request
Technical data
Product details
19
specifications
Core information
- Product name
- UTC 78D05LL-TN3-R
- Type
- UTC
- Minimum package
- 2500 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- 2V@(500mA)
- Electronic Component
- UTC
- Electronic Component
- 40uV
- Electronic Component
- 78D05LL-TN3-R
- Electronic Component
- 1
- Package
- TO-252-2(DPAK)
- Electronic Component
- Linear Regulator(LDO)
- Electronic Component
- 0.504g
- Electronic Component
- 1
- Electronic Component
- BM69420091
- Operating Temperature
- 20℃~+150℃
- Operating Voltage
- 35V
- Output
- Electronic Component
- Output Voltage
- 5V
- Output Current
- 500mA
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
产品概述：UTC 78D05LL-TN3-R 线性稳压器
一、产品简介
UTC 78D05LL-TN3-R是一款固定输出电压为5V的线性稳压器（LDO），具有优秀的性能特点，适合多种电子项目中需要稳定电源的应用。该器件能够提供500mA的最大输出电流，且其输入电压可高达35V，足以满足各种电源设计需求。其采用TO-252-2(DPAK)封装，便于在电路板上实现紧凑的布局。
二、关键特性
- 固定输出电压: 输出电压为5V，极大地方便了终端用户在设计电路时的选择。
- 高输入电压范围: 输入电压可高达35V，使其能够适应多种不同电源情况，尤其是在工业和电气设备中。
- 输出电流能力: 最大输出电流500mA，满足大多数小型电子设备的电流需求。
- 低静态电流: 在负载电流较小的情况下，器件能够保持低静态电流，提升整体能源效率。
- TO-252封装: 提供良好的散热性能，适合在高功耗应用中使用。
- 过流、过热保护: 内置的过流和过热保护功能显著增加了电路的可靠性和安全性。
三、应用领域
UTC 78D05LL-TN3-R 线性稳压器广泛应用于以下几个主要领域：
- 消费电子产品：智能手机、平板电脑等需要稳定电源的设备。
- 嵌入式系统：用于微控制器和其他数字电路供电，确保系统正常工作。
- 工业控制：现场设备和传感器的供电，提供可靠的电压输出以保证数据采集的正确性。
- 仪器仪表：各类测试设备和测量仪器中，提供稳定的电源以确保测量精度。
- 电源模块：多种电源设计中的级联稳压使用，如开关电源后级等。
四、工作原理
线性稳压器的工作原理是通过调节输出端与输入端之间的电流流动来保持稳定输出电压。在输入电压高于设定的输出电压时，线性稳压器内部的反馈控制电路会调节放大器的导通程度，从而实现稳定的输出电压。由于线性稳压器的工作原理相对简单，因此它们在电源设计中通常被广泛应用，尤其是在对噪声和纹波敏感的应用场合。
五、优缺点
优点:
- 输出电压非常稳定，适合对电压要求严格的应用。
- 设计简单，外部组件需求少，可以降低整体设计复杂度。
- 响应速度快，调整输出电压时不会引入显著延迟。
缺点:
- 效率相对较低，尤其是当输入电压大大高于输出电压时，功率损耗会相对较高。
- 散热问题：在高负载条件下，可能受限于器件的功耗，因此需要良好的散热设计。
六、总体评价
UTC 78D05LL-TN3-R 作为一款性能稳定的固定输出线性稳压器，在多种应用场景中表现出色。其简单直接的设计、可靠的输出稳定性以及适中的电流输出使其成为消费电子、工业控制及测量仪器中的理想选择。然而，在设计时也需考虑其功率效率以及散热需求，以确保系统的整体性能和安全性。此外，凭借其知名品牌UTC的信誉，提供质量保证和良好的用户体验。
总结而言，76D05LL-TN3-R是一款值得推荐的产品，适合中小型电子设计中的各种电源管理需求。
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