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SGMICRO SGM809-SXN3/TR SGM809
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- SGMICRO SGM809-SXN3 / TR
- Type
- SOT-23
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- SGMICRO
- Electronic Component
- SGM809-SXN3/TR
- Electronic Component
- 1
- Package
- SOT-23
- Electronic Component
- Supervisorand positions IC
- Electronic Component
- 0.039g
- Electronic Component
- 1
- Electronic Component
- BM69414133
- Reset
- 240ms
- Operating Temperature
- 40℃~+125℃
- Operating Voltage
- 1.2V~5.5V
- ICType
- Voltage Supervisor
- Output Type
- Electronic Component
- Voltage
- 2.93V
- Static Current(Iq)
- 13uA
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
SGM809-SXN3/TR 产品概述
SGM809-SXN3/TR 是由圣邦微（SGMICRO）生产的一款高性能监控和复位芯片，广泛应用于各类电子设备中，特别是在电源管理和监控电路领域。这款芯片采用SOT-23封装，具有良好的小型化特性，适用于空间要求严格的应用场合。
1. 功能特点
SGM809-SXN3/TR 主要负责监控电路电压，确保其在设定的范围内运行。当监测到电压下降到预设阈值以下时，该芯片会立即触发复位信号，从而保护微控制器和其他重要系统不受低电压影响。这种低电平有效的推挽输出特性，能够快速响应系统电压波动，确保系统的可靠性与稳定性。
2. 工作原理
SGM809-SXN3/TR 工作的基本原理是通过内置的电压监测电路来实时监控输入电压。当输入电压降低到设定的阈值（工作电压约为2.93V）时，监控电路将低电量信号发送至复位引脚，触发外部电路的复位过程。这种机制可以有效避免由于过低电压而导致的微控制器错误操作或系统崩溃。
3. 电气特性
SGM809-SXN3/TR 的输入电压范围通常在1V到5.5V之间，在该范围内，芯片能够正常工作。复位延迟时间设定得当，确保系统能在电压恢复正常后快速恢复功能。此外，该芯片具备很低的静态电流，提升了系统的能效表现，使其在低功耗应用上表现出色。
4. 封装与应用
该芯片采用 SOT-23 封装，尺寸小巧，适合在空间受限的设备中使用。SOT-23 封装的优势在于其良好的热性能和信号传输特性，使得 SGM809-SXN3/TR 能够在高温和高频环境下有效工作。
SGM809-SXN3/TR 适用于多种应用场景，以下是一些常见的应用领域：
- 电源管理系统：用于监控电源电压并在电压异常时进行复位。
- 微控制器电源监控：确保微控制器在安全的电压范围内工作，保护数据不丢失。
- 低功耗设备：由于其低静态功耗特性，适合于电池供电的便携式设备。
- 家电和消费电子产品：在各类家电和电子产品中作为保护电路，防止因电压异常导致的设备损坏。
5. 性能优势
SGM809-SXN3/TR 采用先进的 CMOS 工艺制造，具备多个性能优势：
- 高准确性：电压监测阈值高精度，确保系统在异常情况下迅速反应。
- 小型化设计：SOT-23 封装适合紧凑型设计，使得产品设计更加灵活。
- 耐用性：稳健的工作温度范围和耐压性，增加了产品的适用性。
6. 总结
总的来说，SGM809-SXN3/TR 是一款性能卓越的监测和复位芯片，凭借其出色的电气特性、小巧的封装、低功耗设计，为广大电子产品提供了强有力的电源保护解决方案。无论是在工业、消费电子还是家用电器领域，该芯片均能发挥重要作用，为系统的可靠性和稳定性提供保障。对于开发者而言，它的易用性和可靠性无疑将是设计成功的关键要素。
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