Produktdetails

Device type Current sensing Peak-to-peak input voltage range (V) 250mV Interface type Serial Sample rate (max) (Msps) 0.04 Rating Catalog CMTI (min) (kV/µs) 15 Number of input channels 1 Architecture Delta-Sigma SNR (dB) 85 Operating temperature range (°C) -40 to 105 Power consumption (typ) (mW) 80 SFDR (dB) 95 Isolation rating Basic Withstand isolation voltage (VISO) (Vrms) 4000 Working isolation voltage (VIOWM) (Vrms) 560 Transient isolation voltage (VIOTM) (VPK) 4 Creepage (min) (mm) 8 Clearance (min) (mm) 8
Device type Current sensing Peak-to-peak input voltage range (V) 250mV Interface type Serial Sample rate (max) (Msps) 0.04 Rating Catalog CMTI (min) (kV/µs) 15 Number of input channels 1 Architecture Delta-Sigma SNR (dB) 85 Operating temperature range (°C) -40 to 105 Power consumption (typ) (mW) 80 SFDR (dB) 95 Isolation rating Basic Withstand isolation voltage (VISO) (Vrms) 4000 Working isolation voltage (VIOWM) (Vrms) 560 Transient isolation voltage (VIOTM) (VPK) 4 Creepage (min) (mm) 8 Clearance (min) (mm) 8
SOIC (DW) 16 106.09 mm² 10.3 x 10.3 SOP (DUB) 8 98.8 mm² 9.5 x 10.4 SOP (PSA) 8 41.633 mm² 5.27 x 7.9
  • Linear input voltage range: ±280mV
  • Supply voltage range:
    • High side: 4.5V to 5.5V
    • Low side: 4.5V to 5.5V
  • Low DC errors:
    • AMC1203:
      • Offset error: ±1mV (max)
      • Offset drift: ±5µV/°C (max)
      • Gain error: ±2% (max)
      • Gain drift: ±20ppm/°C (max)
    • AMC1203B:
      • Offset error: ±1mV (max)
      • Offset drift: ±5µV/°C (max)
      • Gain error: ±1% (max)
      • Gain drift: ±20ppm/°C (max)
  • Transient immunity: 15kV/µs (min)
  • Internal 10MHz clock generator
  • Safety-related certifications:
    • 3500VPEAK basic isolation per DIN EN IEC 60747-17 (VDE 0884-17)
    • 2500VRMS isolation for 1 minute per UL1577
  • Specified temperature range: –40°C to +105°C
  • Linear input voltage range: ±280mV
  • Supply voltage range:
    • High side: 4.5V to 5.5V
    • Low side: 4.5V to 5.5V
  • Low DC errors:
    • AMC1203:
      • Offset error: ±1mV (max)
      • Offset drift: ±5µV/°C (max)
      • Gain error: ±2% (max)
      • Gain drift: ±20ppm/°C (max)
    • AMC1203B:
      • Offset error: ±1mV (max)
      • Offset drift: ±5µV/°C (max)
      • Gain error: ±1% (max)
      • Gain drift: ±20ppm/°C (max)
  • Transient immunity: 15kV/µs (min)
  • Internal 10MHz clock generator
  • Safety-related certifications:
    • 3500VPEAK basic isolation per DIN EN IEC 60747-17 (VDE 0884-17)
    • 2500VRMS isolation for 1 minute per UL1577
  • Specified temperature range: –40°C to +105°C

The AMC1203 is a precision, galvanically isolated, delta-sigma (ΔΣ) modulator. The isolation barrier separates parts of the system that operate on different common-mode voltage levels. The isolation barrier is highly resistant to magnetic interference and is certified to provide basic isolation of up to 3500VPEAK according to the DIN EN IEC 60747-17 (VDE 0884-17) and UL1577 standards.

The input of the AMC1203 is optimized for direct connection to shunt resistors or other low-impedance signal sources. The output bitstream of the AMC1203 is synchronized to the internally generated clock. Combined with a digital low-pass filter, such as a sinc3, OSR 256 filter, the device achieves 16 bits of resolution with an 87dB dynamic range and a 39kSPS data rate.

The AMC1203 is offered in a SOP-8 gull-wing package (DUB), a SOP-8 package (PSA), and a SOIC-16 package (DW). The device is characterized over the ambient temperature range of –40°C to +105°C.

The AMC1203 is a precision, galvanically isolated, delta-sigma (ΔΣ) modulator. The isolation barrier separates parts of the system that operate on different common-mode voltage levels. The isolation barrier is highly resistant to magnetic interference and is certified to provide basic isolation of up to 3500VPEAK according to the DIN EN IEC 60747-17 (VDE 0884-17) and UL1577 standards.

The input of the AMC1203 is optimized for direct connection to shunt resistors or other low-impedance signal sources. The output bitstream of the AMC1203 is synchronized to the internally generated clock. Combined with a digital low-pass filter, such as a sinc3, OSR 256 filter, the device achieves 16 bits of resolution with an 87dB dynamic range and a 39kSPS data rate.

The AMC1203 is offered in a SOP-8 gull-wing package (DUB), a SOP-8 package (PSA), and a SOIC-16 package (DW). The device is characterized over the ambient temperature range of –40°C to +105°C.

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Technische Dokumentation

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Top-Dokumentation Typ Titel Format-Optionen Datum
* Data sheet AMC1203 Precision, ±280mV Input, Basic Isolated Delta-Sigma Modulator With 10MHz Internal Clock datasheet (Rev. E) PDF | HTML 30 Jun 2025
Certificate VDE Certificate for Basic Isolation for DIN EN IEC 60747-17 (Rev. Y) 20 Aug 2025
E-book Ein Leitfaden für Techniker zu isolierten Signalkettenlösungen PDF | HTML 23 Jan 2025
White paper Vergleich isolierter Verstärker und isolierter Modulatoren (Rev. B) PDF | HTML 19 Aug 2024
Application brief Shunt-Widerstandsauswahl für isolierte Datenwandler PDF | HTML 15 Aug 2024
Certificate UL Certificate of Compliance File E181974 Vol 4 Sec 1 (Rev. A) 05 Aug 2022
Certificate CSA Certification (Certificate: 220991) (Rev. A) 23 Okt 2015

Design und Entwicklung

Weitere Bedingungen oder erforderliche Ressourcen enthält gegebenenfalls die Detailseite, die Sie durch Klicken auf einen der unten stehenden Titel erreichen.

Evaluierungsplatine

AMC1203EVM — AMC1203-Evaluierungsmodul

The AMC1203 is an isolated single-channel delta-sigma (ΔΣ) modulator used in high-resolution measurement applications including current monitoring, industrial process control and motor positioning systems. The AMC1203EVM is a small form factor board containing all the necessary (...)

Benutzerhandbuch: PDF
Evaluierungsplatine

AMC1204EVM — AMC1204-Evaluierungsmodul

The AMC1204 is an isolated single-channel delta-sigma (ΔΣ) modulator used in high-resolution measurement applications including current monitoring, industrial process control and motor positioning systems. The AMC1204EVM is a small form factor board containing all the necessary (...)

Benutzerhandbuch: PDF
Evaluierungsplatine

AMC1210MB-EVM — AMC1210 Hauptplatinen-Evaluierungsmodul

The AMC1210MB-EVM is a complete evaluation kit for the AMC1210 & ADS1205 in resolver applications and part of a modular evaluation system for evaluating TI delta-sigma modulators. The AMC1210MB-EVM software allows use of the AMC1210 in a variety of configurations for resolver and current shunt (...)

Benutzerhandbuch: PDF
Simulationsmodell

AMC1203 IBIS Model

SLOM167.ZIP (20 KB) - IBIS Model
Berechnungstool

SBAR010 Delta Sigma Modulator Filter Calculator

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Berechnungstool

SBAR013 Isolated Amplifier Voltage Sensing Excel Calculator

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Berechnungstool

SBAR020 Isolated Amplifier Current Sensing Excel Calculator

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Referenzdesigns

TIDA-RESOLVER-APPLICATIONS-REFERENCE-DESIGN — Motherboard/Controller für den AMC1210

This is a reference design for resolver applications and part of a modular system for evaluating our delta-sigma modulators. The software included allows use of the AMC1210 in a variety of configurations for resolver and current-shunt applications and features a data-export utility to support data (...)
Test report: PDF
Schaltplan: PDF
Gehäuse Pins CAD-Symbole, Footprints und 3D-Modelle
SOIC (DW) 16 Ultra Librarian
SOP (DUB) 8 Ultra Librarian
SOP (PSA) 8 Ultra Librarian

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