Model & package intelligence
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HTC TL431A
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- HTC TL431A
- Type
- HTC
- Minimum package
- 1000 袋
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- HTC
- Electronic Component
- TL431A
- Electronic Component
- 1
- Package
- TO-92
- Electronic Component
- Voltage Reference IC
- Electronic Component
- ±1%
- Electronic Component
- 0.214g
- Electronic Component
- 1
- Features
- Electronic Component
- Electronic Component
- BM0000003648
- Operating Temperature
- 40℃~+125℃
- Operating Voltage
- 2.495V~40V
- Electronic Component
- 50ppm/℃
- Output Voltage
- 2.495V~40V
- Output Current
- 150mA
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
TL431A 产品概述
概述
TL431A是一款可调电压基准芯片，具备高精度和高稳定性，广泛应用于各种电子设备中，通常用于电源管理、参考电压生成和误差放大器中。其工作电流范围广泛，能够在150mA（最大负载电流）和低至500µA的工作条件下实现优异的性能。TL431A的输出电压可调范围为2.495V到40V，使其能够适应不同的电源设计需求。
封装
TL431A采用TO-92封装，这种封装形式紧凑，适合用于小型电子装置中。TO-92是三个引脚的塑料封装，广泛应用于低功耗和低电流应用，既可以有效管理空间，又便于插装和焊接。
工作原理
TL431A的核心是一个运算放大器（OP Amp），其输出被配置为一个可调分压电路。用户可以通过外部电阻来设置期望的输出电压。TL431A的控制端（REF引脚）可以连接到一个分压网络，从而实现对输出电压的精确调节。
性能特点
- 高精度：TL431A具有±1%到±2%（条件下）的输出电压精度，提供准确且稳定的基准电压。
- 低漂移：其输出电压与温度的漂移率较低，确保在不同温度条件下始终保持稳定的性能。
- 高电流驱动能力：TL431A支持高达150mA的负载电流，非常适合需要高电流输出的应用。
- 宽输入电压范围：支持宽范围的输入电压（2.5V至40V），适应多种电路配置。
- 简单的外部设计：设计所需的外部元件数量少，简化了设计和实施过程。
应用场景
TL431A因其卓越的性能和灵活性，被广泛应用于多个领域，其中包括：
电源管理：在开关模式电源（SMPS）和线性电源的反馈电路中，TL431A能够提供可靠的电压调节。
参考电压生成：TL431A也被用作参考电压源，特别是在模拟电路中，提供稳定的基准电压。
电池充电器：在电池管理系统中，TL431A可用于监控和调节电池充电状态，确保安全与高效的充电过程。
温度传感器应用：与外部传感器结合，TL431A能够形成温度测量系统，并在特定温度下保持稳定的输出。
LED驱动电路：在LED照明应用中，提供稳定的驱动电压，以达到预期亮度和延长LED的使用寿命。
总结
TL431A是一款功能强大且灵活的可调电压基准芯片，以其卓越的性能和广泛的应用领域，成为电子元器件中的重要组成部分。无论是在电源管理、信号处理还是其他电子设计项目中，TL431A都能提供稳定可靠的支持，是设计师在创建高性能电路时必不可少的工具。其简单的电路设计要求和高效的运行性能，使得TL431A在现代电子设计中占据了不可或缺的地位。
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