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MSKSEMI AMS1117-3.3V AMS1117
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- MSKSEMI AMS1117-3.3V
- Type
- MSKSEMI
- Minimum package
- 1000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- 1.4V@(1A)
- Electronic Component
- MSKSEMI
- Electronic Component
- AMS1117-3.3V
- Electronic Component
- 1
- Package
- SOT-89
- Electronic Component
- Linear Regulator(LDO)
- Electronic Component
- 0.22g
- Electronic Component
- 1
- Electronic Component
- BM0219847228
- Operating Temperature
- 0℃~+125℃@(Ta)
- Operating Voltage
- 15V
- Output
- Electronic Component
- Output Voltage
- 3.3V
- 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.
AMS1117-3.3V 是一款低压差线性稳压器，广泛应用于各种电子设备中，尤其是便携式设备和电源管理系统。由 MSKSEMI（美森科）生产，采用 SOT-89 封装，这款稳压器不仅具有优良的性能，还具备设计灵活性，成为了工程师在选择稳压电源时的热门选择之一。
产品概述
1. 工作原理
AMS1117-3.3V 采用线性调节的设计原理，其主要功能是将输入电压（通常高于 3.3V 的直流电压）转换为稳定的 3.3V 输出。由于它是一款低压差（LDO）稳压器，因此在输入电压与输出电压之间仅需较小的压差（通常在 1.2V 以下），使其能够在较宽的输入电压范围内有效工作。
2. 主要特点
- 低压差: AMS1117-3.3V 的低压差性能使其在输入电压较低的情况下依然能够稳定输出，提高了使用范围和效率。
- 高输出电流: 该稳压器可以提供高达 1A 的输出电流，非常适合需要较大负载的应用。
- 内置过流保护: AMS1117-3.3V 具备过流保护功能，有效防止因过载导致的器件损坏。
- 热关断保护: 内置的热关断特性在工作温度过高时会自动切断输出，保障器件及其连接的电路安全。
- 快速的响应时间: 具有非常快的动态响应，能够满足各种瞬态负载的需求。
3. 封装与尺寸
AMS1117-3.3V 采用 SOT-89 封装，尺寸小巧，便于在空间受限的电路板上使用。在现代电路设计中，减小电子元件占用的空间是提高整体集成度和功能性的关键因素之一。
4. 应用场景
AMS1117-3.3V 稳压器因其出色的性能和可靠性，广泛应用于各类电子设备，包括但不限于：
- 便携式电子产品: 如移动电话、掌中宝设备、数码相机等，这些设备对于电源管理的要求非常高，AMS1117 提供稳定输出，保障设备的正常运行。
- 单片机供电: 在嵌入式系统中，许多单片机工作电压在 3.3V 左右，此时使用 AMS1117-3.3V 作为电源非常理想。
- 传感器电源: 许多传感器需要稳定的 3.3V 电源供电，用于提高测量精度和稳定性。
- LED照明驱动: 在需要稳定电压供电的LED应用中，AMS1117-3.3V 能够确保 LED 以恒定亮度工作。
5. 性能指标
- 输入电压范围: 4.75V 至 15V
- 输出电流: 最大 1A
- 输出电压精度: ±1%（在规定的条件下）
- 温度范围: -40°C 至 +125°C（工作温度范围）
结论
综合来看，AMS1117-3.3V 是一款性能优秀、应用广泛的线性稳压器，因其低压差特性、高输出电流能力及多重保护功能而受到电子设计工程师的青睐。其小巧的 SOT-89 封装使得其能够方便地集成于各种紧凑型的电子产品中。无论是设计新产品还是改进现有电路，AMS1117-3.3V 都是一个值得考虑的理想选择。
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