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ADM1191-2ARMZ-R7

产品分类: 电源管理芯片(PMIC)
厂牌: ANALOG DEVICES
产品描述: 1.7mA 3.15V 50mV 26V 监控,数字电流 MSOP-10 贴片安装,黏合安装 3mm*3mm*850μm
供应商型号: ADM1191-2ARMZ-R7
供应商: 国内现货
标准整包数: 1000
ANALOG DEVICES 电源管理芯片(PMIC) ADM1191-2ARMZ-R7

ADM1191-2ARMZ-R7概述

    # Digital Power Monitor with Convert Pin and ALERTB Output
    Product Introduction
    The ADM1191 is an advanced digital power monitor designed to provide precise monitoring of current and voltage in various applications. It combines a high-precision current sense amplifier with a 12-bit analog-to-digital converter (ADC), enabling accurate real-time measurement of current and voltage levels. The device is powered within the range of 3.15 V to 26 V, making it suitable for a wide variety of electronic systems, particularly in telecommunications, data centers, PCs, and servers.
    Key functionalities include:
    - Current and Voltage Monitoring: Utilizes an on-chip 12-bit ADC to digitize current and voltage values.
    - Digital Interface: Operates via an I²C-compatible interface with a maximum clock frequency of 400 kHz.
    - Alert Output: Provides an ALERTB output that acts as an interrupt flag for overcurrent conditions.
    - Configurable Addressing: Allows up to 16 devices on the same bus through two address pins (A0 and A1).
    The ADM1191 is ideally suited for power management solutions, helping engineers monitor power consumption, detect anomalies, and optimize system efficiency.
    Technical Parameters
    Operating Conditions
    - Supply Voltage Range: 3.15 V to 26 V
    - Operating Temperature: −40°C to +85°C
    - Undervoltage Lockout: Activates below 2.8 V
    - ADC Conversion Time: Approximately 150 µs
    Performance Metrics
    - Current Sensing Accuracy: ±1.45% at 75 mV and ±2.8% at 12.5 mV under 0°C to +70°C
    - Voltage Sensing Accuracy: ±0.85% across the voltage range of 3.0 V to 5.5 V and ±0.9% across 10.8 V to 16.5 V
    - Temperature Response: Maximum thermal resistance (θJA) of 137.5 °C/W
    - Interface Compatibility: Fully compliant with I²C protocol, including rise/fall times and capacitance limits
    Key Interfaces
    - SENSE Pin: Measures voltage across a sense resistor.
    - SETV Pin: Configures the overcurrent trip threshold.
    - ALERTB Pin: Generates a low-level interrupt signal upon detecting overcurrent conditions.
    - CONV Pin: Initiates ADC conversions manually or automatically based on configurations.
    This combination of performance metrics and features ensures that the ADM1191 offers superior precision and adaptability for complex electronic systems.
    Product Features and Advantages
    The ADM1191 stands out with several key advantages:
    - High Precision: Equipped with a 12-bit ADC for accurate measurements of current and voltage.
    - Flexible Addressing: Supports up to 16 unique addresses per bus, simplifying multi-device integration.
    - Dynamic Alerts: Real-time detection of overcurrent conditions via the ALERTB output helps prevent system failures.
    - Wide Operational Range: Suitable for low-voltage and high-voltage applications, covering the range of 3.15 V to 26 V.
    - Industry Compliance: Fully compatible with standard I²C interfaces, ensuring seamless integration with existing systems.
    These attributes make the ADM1191 a highly competitive solution for demanding industrial, commercial, and consumer electronics applications.
    Application Cases and Usage Recommendations
    Typical Use Cases
    1. Power Monitoring: Ideal for monitoring power consumption in central office equipment, such as routers and switches.
    2. System Health Monitoring: Used in server farms and PCs to ensure efficient power distribution.
    3. Battery Management: Tracks current and voltage levels in portable devices like laptops and smartphones.
    Implementation Tips
    - Calibration: Always calibrate the SETV pin according to the expected load currents to avoid false triggers.
    - Noise Reduction: Implement proper filtering techniques (e.g., decoupling capacitors) near the SENSE pin to minimize noise interference.
    - System Integration: Ensure correct addressing by configuring the A0 and A1 pins properly to avoid conflicts with other devices on the I²

ADM1191-2ARMZ-R7参数

参数
最小工作供电电压 3.15V
工作电源电流 1.7mA
最大输出电压 50mV
最小输出电压 -
应用场景 监控,数字电流
最大工作供电电压 26V
长*宽*高 3mm*3mm*850μm
通用封装 MSOP-10
安装方式 贴片安装,黏合安装
零件状态 在售
包装方式 散装,卷带包装

ADM1191-2ARMZ-R7厂商介绍

Analog Devices(简称ADI)是一家全球领先的半导体公司,专注于模拟、混合信号和数字信号处理(DSP)集成电路(IC)的设计、制造和营销。公司成立于1965年,总部位于美国马萨诸塞州的诺伍德。

ADI的主营产品主要分为以下几类:
1. 数据转换器:包括模数转换器(ADC)和数模转换器(DAC),广泛应用于通信、工业、医疗等领域。
2. 放大器和比较器:提供各种高性能放大器和比较器产品,用于信号放大、滤波和比较等。
3. 射频(RF)和微波产品:包括射频收发器、混频器、放大器等,应用于无线通信、**等领域。
4. 电源管理:提供电源转换、电源管理等解决方案,满足各种电源需求。
5. 接口和通信:包括以太网、串行通信等接口产品,用于数据传输和通信。
6. 处理器和DSP:提供高性能处理器和数字信号处理器,用于复杂信号处理和控制。

ADI的优势在于其在模拟和混合信号领域的深厚技术积累,以及对客户需求的深刻理解。公司不断推出创新产品,满足客户在各种应用场景下的需求,如5G通信、自动驾驶、工业自动化等。此外,ADI还提供全面的技术支持和定制化服务,帮助客户实现产品快速上市。

ADM1191-2ARMZ-R7数据手册

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ANALOG DEVICES 电源管理芯片(PMIC) ANALOG DEVICES ADM1191-2ARMZ-R7 ADM1191-2ARMZ-R7数据手册

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价格梯度 中国香港交货 内地交货(含增值税)
1000+ ¥ 26.078
2000+ ¥ 25.415
3000+ ¥ 24.752
库存: 3000
起订量: 1000 增量: 1000
交货地:
最小起订量为:1000
合计: ¥ 26078
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