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HTC LM1117RS-ADJ
Configuration
1 options
Configuration
23+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- HTC LM1117RS-ADJ
- Type
- HTC
- Minimum package
- 2500
Technical parameters
- Electronic Component
- 1.2V@(1A)
- Electronic Component
- HTC
- Electronic Component
- 100uV
- Electronic Component
- LM1117RS-ADJ
- Electronic Component
- 1
- Package
- TO-252
- Electronic Component
- Linear Regulator(LDO)
- Electronic Component
- 0.468g
- Electronic Component
- 1
- Electronic Component
- BM69415712
- Operating Temperature
- 40℃~+125℃@(Tj)
- Operating Voltage
- 12V
- Output
- Electronic Component
- Output Voltage
- 1.238V~1.281V
- Output Current
- 1A
- Output Type
- Electronic Component
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
LM1117RS-ADJ 产品概述
一、基本信息
- 产品名称：LM1117RS-ADJ
- 类型：线性稳压器
- 品牌：HTC
- 封装类型：TO-252
- 调节方式：可调式输出电压
二、产品背景与应用场景
LM1117系列是广泛应用于电源管理领域的线性稳压器。该系列稳压器特别适用于需要稳定电压输出的电路设计。相较于其他线性稳压器，LM1117具有低噪声、高精度和高过载能力，非常适合用于计算机外围设备、通信设备、消费电子产品等应用场合。
三、终端用户优势
LM1117RS-ADJ的可调输出电压特点使其在不同的应用中具有灵活性。设计工程师可以根据具体需求调整输出电压，从而达到最优的电源管理效果。其高效率和低待机电流不仅提升了设备的整体性能，也符合日益增长的能源效率要求。
四、主要特性
输出电压可调：用户可以通过外部电阻器设置其输出电压，范围一般为1.25V至3.3V，根据具体应用需要灵活配置。
低压差：LM1117具有最低的压差，通常是在1.2V以下，劣化效率更低，适合低输入电压的应用。
高输出电流：其最大输出电流可达1A，能够驱动大部分的小型负载，对电源需求处理能力强。
热保护与短路保护：LM1117内部集成了热保护和短路保护功能，确保其在高负载情况下也能够安全运行，这在很多应用场合中都是必不可少的安全特性。
低噪声设计：该线性稳压器具有出色的噪声抑制能力，适合于敏感信号设备的供电。
五、电气特性
- 输入电压范围：3V至15V，满足多种电源需求。
- 输出电压精度：输出电压的设定偏差小于5%，满足精密应用的要求。
- 温度范围：工作温度可达-40℃至+125℃，适合在严酷的环境中使用。
六、典型应用
- 计算机与外设：如主板供电、内存供电等需要稳定电压的组件。
- 通信设备：例如路由器与交换机等网络设备，对电源要求严苛。
- 消费类电子：如台式机、便携式设备，确保用户使用安全。
- 工业控制系统：在各种控制电路中提供可靠的电源支持。
七、设计注意事项
在使用LM1117RS-ADJ时，设计工程师需要关注以下几点：
输入/输出电容：合适的输入和输出电容是确保稳定性的关键，通常建议使用低ESR的电容器。
热设计：虽然LM1117具备良好的热保护机制，但在高功率输出时仍需考虑散热设计，必要时可使用散热片以提高散热效率。
布局规划：在PCB设计时，应确保输入电源与输出负载之间的最短走线，以减少电感和电阻，确保稳压器在不同负载情况下的稳定性。
八、结论
LM1117RS-ADJ线性稳压器凭借其高性能、高灵活性及多保护设计，在现代电子设备中占据重要地位。无论是在计算机外围设备还是在消费电子产品中，其广泛应用正是基于其优秀的电气特性与便利的设计适配性。设计工程师在使用时充分考虑其工作环境和散热条件，将能更好地发挥其性能优势。
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