產品詳細資料

Device type Current sensing, Voltage sensing Sample rate (max) (Msps) 0.064 Rating Automotive CMTI (min) (kV/µs) 0.1 Number of input channels 3 Architecture Delta-Sigma SNR (dB) 98 Operating temperature range (°C) -40 to 125 Power consumption (typ) (mW) 53 SFDR (dB) 105 Isolation rating Reinforced Withstand isolation voltage (VISO) (Vrms) 5000 Working isolation voltage (VIOWM) (Vrms) 1200 Transient isolation voltage (VIOTM) (VPK) 7070 Creepage (min) (mm) 8 Clearance (min) (mm) 8
Device type Current sensing, Voltage sensing Sample rate (max) (Msps) 0.064 Rating Automotive CMTI (min) (kV/µs) 0.1 Number of input channels 3 Architecture Delta-Sigma SNR (dB) 98 Operating temperature range (°C) -40 to 125 Power consumption (typ) (mW) 53 SFDR (dB) 105 Isolation rating Reinforced Withstand isolation voltage (VISO) (Vrms) 5000 Working isolation voltage (VIOWM) (Vrms) 1200 Transient isolation voltage (VIOTM) (VPK) 7070 Creepage (min) (mm) 8 Clearance (min) (mm) 8
SOIC (DFM) 20 132.149 mm² 12.83 x 10.3
  • AEC-Q100 qualified for automotive applications:
    • Temperature grade 1: –40°C to +125°C, T A
  • Three isolated, simultaneous-sampling ΔΣ ADCs with differential inputs
  • Single-supply operation (3.3 V or 5 V) with integrated DC/DC converter
  • Low EMI: Meets CISPR-11 and CISPR-25 standards
  • Programmable data rate up to 64 kSPS
  • Programmable gain up to 128
  • 4-wire SPI interface with cyclic redundancy check (CRC)
  • Safety-related certifications:
    • 7070-V PEAK reinforced isolation per DIN EN IEC 60747-17 (VDE 0884-17)
    • 5000-V RMS isolation for 1 minute per UL1577
  • Package: 20-pin wide-body SOIC
  • AEC-Q100 qualified for automotive applications:
    • Temperature grade 1: –40°C to +125°C, T A
  • Three isolated, simultaneous-sampling ΔΣ ADCs with differential inputs
  • Single-supply operation (3.3 V or 5 V) with integrated DC/DC converter
  • Low EMI: Meets CISPR-11 and CISPR-25 standards
  • Programmable data rate up to 64 kSPS
  • Programmable gain up to 128
  • 4-wire SPI interface with cyclic redundancy check (CRC)
  • Safety-related certifications:
    • 7070-V PEAK reinforced isolation per DIN EN IEC 60747-17 (VDE 0884-17)
    • 5000-V RMS isolation for 1 minute per UL1577
  • Package: 20-pin wide-body SOIC

The AMC131M03-Q1 is a precision three-channel, isolated, simultaneous-sampling, 24-bit, delta-sigma (ΔΣ) analog-to-digital converter (ADC). The AMC131M03-Q1 offers wide dynamic range, low power, and is designed for isolated voltage and current measurements in automotive applications. The ADC inputs can be directly interfaced to a resistor-divider network or a shunt-current sensor because of the device high input impedance.

The AMC131M03-Q1 features a fully integrated isolated DC/DC converter that allows single-supply operation from the low-side of the device. The reinforced capacitive isolation barrier is certified according to VDE V 0884-17 and UL1577. This isolation barrier separates parts of the system that operate on different common-mode voltage levels and protects lower-voltage parts from damage.

The AMC131M03-Q1 is a precision three-channel, isolated, simultaneous-sampling, 24-bit, delta-sigma (ΔΣ) analog-to-digital converter (ADC). The AMC131M03-Q1 offers wide dynamic range, low power, and is designed for isolated voltage and current measurements in automotive applications. The ADC inputs can be directly interfaced to a resistor-divider network or a shunt-current sensor because of the device high input impedance.

The AMC131M03-Q1 features a fully integrated isolated DC/DC converter that allows single-supply operation from the low-side of the device. The reinforced capacitive isolation barrier is certified according to VDE V 0884-17 and UL1577. This isolation barrier separates parts of the system that operate on different common-mode voltage levels and protects lower-voltage parts from damage.

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重要文件 類型 標題 格式選項 日期
* Data sheet AMC131M03-Q1 Automotive, 3-Channel, 64-kSPS, Simultaneous-Sampling, 24-Bit, Reinforced Isolated Delta-Sigma ADC With Integrated DC/DC Converter datasheet (Rev. A) PDF | HTML 2023年 9月 12日
Certificate VDE Certificate for Reinforced Isolation for DIN EN IEC 60747-17 (Rev. AA) 2026年 3月 10日
Application note AMC High Side Power Supply Options PDF | HTML 2025年 10月 15日
Application note Isolated Converters CISPR25 Radiated Emissions PDF | HTML 2025年 10月 13日
Circuit design Three-Phase Isolated Voltage-Sensing Circuit Using AMC1350 PDF | HTML 2025年 4月 11日
White paper 以可靠且經濟實惠的隔離技術解決高電壓設計挑戰 (Rev. C) PDF | HTML 2024年 3月 7日

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AMC131M03EVM — 適用三通道同時取樣 24 位元隔離式 ΔΣ ADC 的 AMC131M03 評估模組

AMC131M03 評估模組 (EVM) 性能展示套件 (PDK) 是使用精確主機介面 (PHI) 控制器板的 AMC131M03 評估平台。AMC131M03 為精密三通道隔離式同時取樣 24 位元 ΔΣ (Delta-Sigma) 類比轉數位轉換器 (ADC)。

AMC131M03EVM-PDK-GUI 軟體可實現裝置暫存器讀寫功能,並可協助時域、頻域及直方圖格式的資料收集和分析功能。

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ADC-DESIGN-CALC Online design calculator tool for TI Precision ADCs

ADC-DESIGN-CALC is an online resource with multiple ADC calculator tools (such as Digital Filter Response, Code-to-Voltage, CMR, CRC, etc.) for TI Precision ADCs.
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SBAR013 Isolated Amplifier Voltage Sensing Excel Calculator

This calculator provides estimates of the errors associated with using isolation amplifier devices in a voltage sensing configuration.
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SBAR020 Isolated Amplifier Current Sensing Excel Calculator

This calculator provides estimates of the errors associated with using isolation amplifier devices in a current sensing configuration.
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SOIC (DFM) 20 Ultra Librarian

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