AMC1303E0520
- Pin-compatible family optimized for shunt-resistor-based current measurements:
- ±50mV or ±250mV input voltage ranges
- Manchester-coded or uncoded bitstream options
- 10MHz and 20MHz clock options
- Excellent DC performance:
- Offset error: ±50µV or ±100µV (max)
- Offset drift: ±1µV/°C (max)
- Gain error: ±0.2% (max)
- Gain drift: ±40ppm/°C (max)
- Transient immunity: 100kV/µs (typ)
- System-level diagnostic features
- Safety-related certifications:
- 7000VPK reinforced isolation per DIN EN IEC 60747-17 (VDE 0884-17)
- 5000VRMS isolation for 1 minute per UL1577
- CAN/CSA no. 5A-component acceptance service notice and IEC 62368-1 end equipment standard
- Fully specified over the extended industrial temperature range: –40°C to +125°C
The AMC1303 (AMC1303x0510, AMC1303x0520, AMC1303x2510, and AMC1303x2520) is a family of precision, isolated delta-sigma (ΔΣ) modulators. The output is separated from the input circuitry by a capacitive isolation barrier that is highly resistant to magnetic interference. This barrier is certified to provide reinforced isolation of up to 7000VPK according to the DIN EN IEC 60747-17 (VDE 0884-17) and UL1577 standards, and supports a working voltage up to 1.5kVRMS
The input of the AMC1303 device is optimized for direct connection to shunt resistors or other, low-impedance signal sources. The small size, high DC accuracy, low temperature drift, and high common-mode transient immunity (CMTI) support accurate isolated current sensing in noisy high-voltage applications.
The output bitstream of the AMC1303 is synchronized to the internally generated clock and is Manchester coded (AMC1303Ex) or uncoded (AMC1303Mx). Combined with a digital low-pass filter (such as a Sinc-filter) the device achieves 85dB of dynamic range at an effective output data rate of 78kSPS.
技術文件
類型 | 標題 | 日期 | ||
---|---|---|---|---|
* | Data sheet | AMC1303x Small, High-Precision, Reinforced Isolated Delta-Sigma Modulators With Internal Clock datasheet (Rev. D) | PDF | HTML | 2024年 10月 29日 |
Certificate | VDE Certificate for Reinforced Isolation for DIN EN IEC 60747-17 (Rev. S) | 2024年 2月 29日 | ||
Application brief | Shunt Resistor Selection for Isolated Data Converters | PDF | HTML | 2023年 5月 4日 | |
Application note | Digital Filter Types in Delta-Sigma ADCs (Rev. A) | PDF | HTML | 2023年 3月 29日 | |
Certificate | UL Certificate of Compliance Vol4 Sec5 E181974 (Rev. A) | 2023年 1月 23日 | ||
Certificate | TUEV Technical Report No. 713203936 | 2021年 10月 20日 | ||
White paper | Comparing isolated amplifiers and isolated modulators (Rev. A) | 2019年 2月 28日 |
設計與開發
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AMC1303EVM — AMC1303 小型、高精密、強化型隔離調變器評估模組
SBAR010 — Delta Sigma Modulator Filter Calculator
支援產品和硬體
產品
隔離式 ADC
精確 ADC
硬體開發
開發板
封裝 | 針腳 | CAD 符號、佔位空間與 3D 模型 |
---|---|---|
SOIC (DWV) | 8 | Ultra Librarian |
訂購與品質
- RoHS
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- 認證摘要
- 進行中持續性的可靠性監測
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