Texas Instruments

AMC1301DWVR

Signal Isolators

Manufacturer
MPN
AMC1301DWVR
Package / Case
SOIC-8-300mil
Key Attributes
Precision, ±250-mV Input, 3-us Delay, Reinforced Isolated Amplifier

Technical Specifications

TypeDescription
Common Mode Rejection Ratio93 dB
Voffset V50 V
Gain Db8.2 dB
Voltage - Supply(Output)3V~5.5V
Output TypeDifferential
Ib - Input Bias Current30uA
Voltage - Supply(Input)3V~5.5V
TypeDescription
-3dB Bandwidth210kHz
Gain Bandwidth Product-
Cmti Kvus15
FeaturesFault detection;Full-differential topology;Isolated (Sigma-Delta) modulator
Operating Temperature-40°C~+125°C
Isolation Vrms V5000 V
Package / CaseSOIC-8-300mil

Product Introduction

The AMC1301 device 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 galvanic isolation of up to 7 kVPEAK according to VDE V 0884-10 and UL1577. Used in conjunction with isolated power supplies, this device prevents noise currents on a high common-mode voltage line from entering the local ground and interfering with or damaging sensitive circuitry.

The input of the AMC1301 is optimized for direct connection to shunt resistors or other low voltage-level signal sources. The excellent performance of the device supports accurate current control resulting in system-level power savings and, especially in motor control applications, lower torque ripple. 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.

Features

  • ±250-mV Input Voltage Range Optimized for Current Measurement Using Shunt Resistors
  • Low Offset Error and Drift: ±200 μV at 25°C, ±3 μV/°C
  • Fixed Gain: 8.2
  • Very Low Gain Error and Drift: ±0.3% at 25°C, ±50 ppm/°C
  • Very Low Nonlinearity and Drift: 0.03%, 1 ppm/°C
  • 3.3-V Operation on High-Side and Low-Side
  • System-Level Diagnostic Features
  • Safety-Related Certifications: 7000-VPK Reinforced Isolation per DIN V VDE V 0884-10 (VDE V 0884-10): 2006-12; 5000-VRMS Isolation for 1 Minute per UL1577, CAN/CSA No. 5A-Component Acceptance Service Notice, IEC 60950-1, and IEC 60065 End Equipment Standards
  • Fully Specified Over the Extended Industrial Temperature Range

Applications

  • Shunt-Resistor-Based Current Sensing In: Motor Drives, Frequency Inverters, Uninterruptible Power Supplies
  • Isolated Voltage Sensing

Datasheet

📄 Open Download

Alternative Parts

Common AMC1301DWVR alternatives overseas buyers search for:

Compliance & Export Codes

TypeDetails
RoHSROHS3
ECCNEAR99
CNHTS8542339000
USHTS8542330001
TARIC8542339000
TypeDetails
CAHTS8542330000
BRHTS85423390
INHTS85423300
MXHTS8542.33.99

Sourcing Information

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