WMSIC Electronic Components

UTC 78D12AL-TN3-R 78D12AL

Model78D12AL-TN3-R
PackageTO-252-2(DPAK)
BrandUTC
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 Electronic Component

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
UTC 78D12AL-TN3-R
Type
UTC
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
2V@(500mA)
Electronic Component
UTC
Electronic Component
75uV
Electronic Component
78D12AL-TN3-R
Electronic Component
1
Package
TO-252-2(DPAK)
Electronic Component
Linear Regulator(LDO)
Electronic Component
0.504g
Electronic Component
1
Electronic Component
BM0261470993
Operating Temperature
40℃~+85℃
Operating Voltage
35V
Output
Electronic Component
Output Voltage
12V
Output Current
1A

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:78D12AL-TN3-R 线性稳压器

一、产品简介

78D12AL-TN3-R 是一款由UTC(友顺)生产的线性稳压器(LDO),其主要功能是提供稳定的输出电压,以驱动各种电子设备。该产品的输出电压为固定的12V,最大输出电流为1A,具有卓越的电压稳定性和低噪声特性,适合广泛的应用场景。

二、产品特点

  1. 固定输出电压:78D12AL-TN3-R 提供恒定的12V输出电压,消除了因电压变化而引起的电子元件的不稳定性,适用于需要固定电压供电的应用。

  2. 高输入电压范围:该稳压器能在高达35V的输入电压下正常工作,为设计人员提供了较大的设计灵活性,可以广泛适用于不同的电源环境。

  3. 高输出电流能力:最大1A的输出电流能力使得78D12AL-TN3-R能够深度集成到需要较大负载驱动的电路中。

  4. 低压差:78D12AL-TN3-R 具有较低的压差特性,意味着在输入电压略高于输出电压时,仍能确保稳定的输出。这对于电源效率提升和发热量的降低起到了积极作用。

  5. TO-252-2(DPAK)封装:使用TO-252-2封装形式,78D12AL-TN3-R不仅提高了散热性能,同时也加方便于PCB板的布局设计。此封装的特点是体积小,便于高密度安装。

  6. 简易的应用设计:该器件的设计使其具备简易电路应用的优点,工程师可以快速集成进电路中,减少复杂性并降低开发周期。

三、主要应用场景

  1. 消费电子产品:如音响设备、便携式电器等对电源稳定性要求较高的终端产品。

  2. 通信设备:在基站、调制解调器等通信设备中,用于提供稳定的供电。

  3. 工业控制应用:工业设备中需要额外的稳压保护,以确保设备安全稳定运行。

  4. 汽车电子:在汽车电子设备中,如车载导航、音响系统等需要高电压稳定性的场合。

  5. 仪器仪表:各种测试仪器和测量设备中,以提供精确的电压参考。

四、典型电气特性

  • 输出电压:12V ±5%
  • 最大输出电流:1A
  • 输入电压范围:最高可达35V
  • 压差电压:根据负载条件,通常低于2V(具体参数请参考技术手册)
  • 工作温度范围:-40℃ 至 +125℃

五、设计注意事项

在设计使用78D12AL-TN3-R时,需要考虑以下几个方面:

  1. 散热管理:考虑到其输出功率,适当的散热设计是必要的,尤其是负载电流接近其最大额定值时。

  2. 输入电源滤波:为了保证稳压器的稳定性,输入电源应配备适当的滤波器,以减少电源噪声对稳压器的影响。

  3. 输出器件选择:在负载条件下,选择合适的输出电容以保持输出稳定,建议使用低等效系列电阻(ESR)的电容器。

六、总结

78D12AL-TN3-R 线性稳压器以其高输入电压范围、稳定的输出功率以及易于在各种应用中实现的特性,成为设计工程师广受青睐的选择。无论是在消费电子、工业控制,还是通信和汽车电子领域,78D12AL-TN3-R都能提供高性能的供电解决方案,确保终端设备的稳定性与可靠性。对于需要固定12V输出的设计,78D12AL-TN3-R无疑是一款理想的元器件。

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