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NEW AMC0300D ACTIVE Precision ±250mV-input reinforced isolated amplifier with differential output Drop in replacement for AMC13xx

Product details

Device type Current sensing Output type Differential Peak-to-peak input voltage range (V) 0.25 Working isolation voltage (VIOWM) (Vrms) 1000 Transient isolation voltage (VIOTM) (VPK) 7000 CMTI (min) (kV/µs) 15 Input offset (±) (max) (V) 0.0002 Input offset drift (±) (typ) (µV/°C) 1 Rating Catalog Operating temperature range (°C) -55 to 125
Device type Current sensing Output type Differential Peak-to-peak input voltage range (V) 0.25 Working isolation voltage (VIOWM) (Vrms) 1000 Transient isolation voltage (VIOTM) (VPK) 7000 CMTI (min) (kV/µs) 15 Input offset (±) (max) (V) 0.0002 Input offset drift (±) (typ) (µV/°C) 1 Rating Catalog Operating temperature range (°C) -55 to 125
SOIC (DWV) 8 67.275 mm² (5.85 mm × 11.5 mm)
  • ±250-mV input voltage range optimized for current measurements using shunt resistors
  • Fixed gain: 8.2 V/V
  • Low DC errors:
    • Offset error: ±0.2 mV (max)
    • Offset drift: ±3 µV/°C (max)
    • Gain error: ±0.3% (max)
    • Gain drift: ±50 ppm/°C (max)
    • Nonlinearity: 0.03% (max)
  • 3.3-V operation on high-side and low-side
  • System-level diagnostic features
  • Safety-related certifications:
    • 7070-V PK reinforced isolation per DIN EN IEC 60747-17 (VDE 0884-17)
    • 5000-V RMS isolation for 1 minute per UL1577
  • Fully specified over the extended industrial temperature range: –40°C to +125°C
  • ±250-mV input voltage range optimized for current measurements using shunt resistors
  • Fixed gain: 8.2 V/V
  • Low DC errors:
    • Offset error: ±0.2 mV (max)
    • Offset drift: ±3 µV/°C (max)
    • Gain error: ±0.3% (max)
    • Gain drift: ±50 ppm/°C (max)
    • Nonlinearity: 0.03% (max)
  • 3.3-V operation on high-side and low-side
  • System-level diagnostic features
  • Safety-related certifications:
    • 7070-V PK reinforced isolation per DIN EN IEC 60747-17 (VDE 0884-17)
    • 5000-V RMS isolation for 1 minute per UL1577
  • Fully specified over the extended industrial temperature range: –40°C to +125°C

The AMC1301 is a precision, isolated amplifier with an output separated from the input circuitry by an isolation barrier that is highly resistant to magnetic interference. This barrier is certified to provide reinforced isolation of up to 7070 V PEAK according to the DIN EN IEC 60747-17 (VDE 0884-17) and UL1577 standards, and supports a working voltage up to 1 kV RMS.

The isolation barrier separates parts of the system that operate on different common-mode voltage levels and protects the low-side from voltage levels that can cause electrical damage and are potentially harmful to an operator.

The input of the AMC1301 is optimized for direct connection to shunt resistors or other low voltage-level signal sources. The excellent DC accuracy and low temperature drift supports accurate current control in onboard chargers (OBC), DC/DC converters, frequency inverters, or other high-voltage applications. The integrated common-mode overvoltage and missing high-side supply voltage detection features of the AMC1301 simplify system-level design and diagnostics.

The AMC1301 is fully specified over the extended industrial temperature range of –40°C to +125°C and is available in a wide-body 8-pin SOIC (DWV) package. The AMC1301S is specified over the temperature range of –55°C to +125°C.

The AMC1301 is a precision, isolated amplifier with an output separated from the input circuitry by an isolation barrier that is highly resistant to magnetic interference. This barrier is certified to provide reinforced isolation of up to 7070 V PEAK according to the DIN EN IEC 60747-17 (VDE 0884-17) and UL1577 standards, and supports a working voltage up to 1 kV RMS.

The isolation barrier separates parts of the system that operate on different common-mode voltage levels and protects the low-side from voltage levels that can cause electrical damage and are potentially harmful to an operator.

The input of the AMC1301 is optimized for direct connection to shunt resistors or other low voltage-level signal sources. The excellent DC accuracy and low temperature drift supports accurate current control in onboard chargers (OBC), DC/DC converters, frequency inverters, or other high-voltage applications. The integrated common-mode overvoltage and missing high-side supply voltage detection features of the AMC1301 simplify system-level design and diagnostics.

The AMC1301 is fully specified over the extended industrial temperature range of –40°C to +125°C and is available in a wide-body 8-pin SOIC (DWV) package. The AMC1301S is specified over the temperature range of –55°C to +125°C.

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open-in-new Compare alternates
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Same functionality with different pin-out to the compared device.
NEW AMC0300R ACTIVE Precision ±250mV-input reinforced isolated amplifier with ratiometric single-ended output Same function, Single-ended ratiometric output.

Technical documentation

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Top documentation Type Title Format options Date
* Data sheet AMC1301 Precision, ±250-mV Input, Reinforced Isolated Amplifier datasheet (Rev. G) PDF | HTML Apr 25, 2023
Certificate CQC Certificate for AMC13xx: Malaysia Feb 26, 2025
Certificate CQC Certificate for AMC13xx: Taiwan Feb 26, 2025
E-book An Engineer's Guide to Isolated Signal Chain Solutions PDF | HTML May 23, 2024
Technical article For efficiencies’ sake – how to integrate bidirectional power flow into your UPS design (part 1) PDF | HTML Jan 11, 2024
Application note Designing a Bootstrap Charge-Pump Power Supply for an Isolated Amplifier PDF | HTML Sep 25, 2023
Application brief Interfacing a Differential-Output (Isolated) Amp to a Single-Ended Input ADC (Rev. B) PDF | HTML Jun 2, 2023
Application brief Shunt Resistor Selection for Isolated Data Converters PDF | HTML May 4, 2023
Certificate UL Certificate of Compliance Vol4 Sec5 E181974 (Rev. A) Jan 23, 2023
Circuit design Isolated Current-Sensing Circuit W/ ±250-mV Input Range & Single-Ended Output PDF | HTML Jun 27, 2022
Application note Isolated Voltage-Measurement Circuit With ±250-mV Input and Differential Output (Rev. A) Sep 9, 2021
Circuit design Isolated current-measurement circuit with ±250-mV input and differential output Jul 23, 2020
Technical article Covering wide analog input measurement for grid protection and control using 24-bi PDF | HTML Dec 4, 2018
Technical article For efficiencies’ sake – how to integrate bidirectional power flow (part 2) PDF | HTML Sep 19, 2017
Application brief Thermocouple Temperature Measurements Using Isolated Amplifiers (Rev. A) Aug 11, 2017
Technical article Understanding current sensing in HEV/EV batteries PDF | HTML Aug 2, 2017
Technical article Pile on to a charger – my EV needs power PDF | HTML Dec 20, 2016
Technical article How to reduce system cost in a three-phase IGBT-based inverter design PDF | HTML Aug 8, 2016
White paper High Voltage Isolation Quality and Reliability for AMC130x Jun 21, 2016
Selection guide Understanding isolation terminology and relevance May 23, 2016

Design & development

For additional terms or required resources, click any title below to view the detail page where available.

Evaluation board

AMC-AMP-50A-EVM — Evaluation module for ±50A AMCxx amplifier

The AMC-AMP-50A-EVM is an isolated current-sensing evaluation module (EVM) designed for ±50A shunt-based current sensing. This EVM allows users to sense up to ±50A peak current through an external shunt resistor while measuring the isolated output through the isolation barrier of the AMC3302. The (...)
User guide: PDF | HTML
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Evaluation board

AMC1301EVM — AMC1301 Evaluation Module

The AMC1301EVM is an evaluation platform for the AMC1301, a 7kV reinforced isolation amplifier designed for use in current shunt measuring applications.  The AMC1301EVM allows the user to explore all the features of the AMC1301 device.
User guide: PDF
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Evaluation board

ISO5852SDWEVM-017 — Driving and Protection Evaluation Board for SiC and IGBT Power Modules

The ISO5852SDWEVM-017 is a compact, dual chanel isolated gate driver board providing drive, bias voltages, protection and diagnostic needed for half-bridge Sic MOSFET and IGBT Power Modules in standard 62-mm package. This TI EVM is based on 5.7-kVrms reinforced isolation driver IC ISO5852SDW in (...)

User guide: PDF | HTML
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Evaluation board

TIEVM-VIENNARECT — Vienna rectifier-based three-phase power factor correction evaluation module using C2000™ MCUs

The Vienna rectifier power topology is used in high power three phase power factor (AC-DC) applications such as off-board electric vehicle (EV) chargers and telecom rectifiers. This design illustrates how to control the power stage using C2000™ MCUs. This design uses an HSEC180 controlCARD (...)
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Simulation model

AMC1301 PSpice Model (Rev. D)

SBAM290D.ZIP (5 KB) - PSpice model
Supported products & hardware
Simulation model

AMC1301 TINA-TI Reference Design (Rev. B)

SBAM271B.TSC (121 KB) - TINA-TI reference design
Supported products & hardware
Simulation model

AMC1301 TINA-TI SPICE Model (Rev. A)

SBAM272A.ZIP (13 KB) - TINA-TI Spice model
Supported products & hardware
Simulation model

AMC13xx TINA-TI SPICE Model for Isolated Voltage-Measurement Circuit

SBAM448.TSC (43 KB) - TINA-TI Spice model
Supported products & hardware
Calculation tool

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.
Supported products & hardware
Calculation tool

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.
Supported products & hardware
Reference design

TIDA-00366 — Reference design for reinforced isolation 3-phase inverter with current, voltage and temp protection

This reference design provides a three-phase inverter rated up to 10 kW designed using the reinforced isolated gate driver UCC21530, reinforced isolated amplifiers AMC1301 and AMC1311 and MCU TMS320F28027. Lower system cost is achieved by using the AMC1301 to measure motor current interfaced with (...)

Supported products & hardware
Reference design

TIDA-00445 — Shunt-Based 200A Peak Current Measurement Reference Design Using Isolation Amplifier

This reference design is for isolated current measurement using a shunt and isolated amplifier. By limiting the shunt voltage to 25 mV, this design is able to reduce power dissipation in the shunt and achieve a high-current measurement range of up to 200 A. Shunt voltage is further amplified (...)

Supported products & hardware
Reference design

TIDA-00834 — High Accuracy Analog Front End Using 16-Bit SAR ADC with ±10V Measurement Range Reference Design

The TIDA-00834 reference design accurately measures voltage and current inputs using simultaneously sampled, 16-bit, ±10 V, bipolar input SAR ADC critical to identify power systems malfunction and power quality related failures accurately and quickly. This results in reduced power systems (...)
Supported products & hardware
Reference design

TIDA-00835 — High Accuracy ±0.5% Current and Isolated Voltage Measurement Ref Design Using 24-Bit Delta-Sigma ADC

The TIDA-00835 reference design allows for accurate voltage and current measurement using a bipolar input configuration by incorporating a four- channel, 24-bit simultaneously-sampling differential input Delta-Sigma ADC over wide dynamic range. The ADC is configured to measure ±2.5 V bipolar (...)

Supported products & hardware
Reference design

TIDA-00912 — Shunt-Based High Current Measurement (200-A) Reference Design with Reinforced Isolation Amplifier

This isolated current measurement reference design uses external shunts, reinforced isolation amplifiers and isolated power supply. The shunt voltage is limited to 25-mV max. This reduces power dissipation in the shunt to enable a high-current measurement range up to 200 A. Shunt voltage is (...)
Supported products & hardware
Reference design

TIDA-01540 — Three-Phase Inverter Reference Design Using Gate Driver With Built-in Dead Time Insertion

The TIDA-01540 reference design reduces system cost and enables a compact design for a reinforced isolated 10kW three phase inverter. A lower system cost and compact form factor is achieved by using a dual gate driver in a single package and bootstrap configuration to generate floating voltages (...)
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Reference design

TIDA-01541 — High-Bandwidth Phase Current and DC-Link Voltage Sensing Reference Design for Three-Phase Inverters

The TIDA-01541 reference design reduces system cost and enables a compact design for isolated phase current and DC link voltage measurement in three-phase inverters, while achieving high bandwidth and sensing accuracy. The output of the isolated amplifiers is interfaced to the internal ADC of the (...)
Supported products & hardware
Reference design

TIDM-1000 — Vienna Rectifier-Based Three Phase Power Factor Correction Reference Design Using C2000 MCU

Vienna rectifier power topology is used in high power three phase power factor (AC-DC) applications such as off board EV chargers and telecom rectifiers. Control design of the rectifier can be complex. This design illustrates a method to control the power stage using C2000™ microcontrollers (MCUs). (...)

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Package Pins CAD symbols, footprints & 3D models
SOIC (DWV) 8 Ultra Librarian

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