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AMC1306M25E
  • AMC1306M25E
  • AMC1306M25E
  • AMC1306M25E

AMC1306M25E

ACTIVE

Reinforced isolated modulator with -55C extended temperature range

Texas Instruments AMC1306M25E Product Info

1 April 2026 1

Parameters

Device type

Current sensing

Peak-to-peak input voltage range (V)

250mV

Interface type

Serial CMOS

Sample rate (max) (Msps)

21

Rating

Catalog

CMTI (min) (kV/µs)

50

Number of input channels

1

Architecture

Delta-Sigma

SNR (dB)

82

Operating temperature range (°C)

-55 to 125

Power consumption (typ) (mW)

42.4

SFDR (dB)

83

Isolation rating

Reinforced

Withstand isolation voltage (VISO) (Vrms)

5000

Working isolation voltage (VIOWM) (Vrms)

1500

Transient isolation voltage (VIOTM) (VPK)

7

Package

SOIC (DWV)-8-67.275 mm² 5.85 x 11.5

Features

  • Linear input voltage range: ±250 mV
  • Low DC errors:
    • Offset error: ±100 µV (max)
    • Offset drift: 1 µV/°C (max)
    • Gain error: ±0.2% (max)
    • Gain drift: ±40 ppm/°C (max)
  • High CMTI: 100 kV/µs (min)
  • Low EMI: Meets CISPR-11 and CISPR-25 standards
  • Safety-related certifications:
    • 7070-VPEAK reinforced isolation per DIN EN IEC 60747-17 (VDE 0884-17): 2021-10
    • 5000-VRMS isolation for 1 minute per UL1577
  • Fully specified over the extended industrial temperature range: –40°C to +125°C
  • Supports operation down to –55°C
  • Linear input voltage range: ±250 mV
  • Low DC errors:
    • Offset error: ±100 µV (max)
    • Offset drift: 1 µV/°C (max)
    • Gain error: ±0.2% (max)
    • Gain drift: ±40 ppm/°C (max)
  • High CMTI: 100 kV/µs (min)
  • Low EMI: Meets CISPR-11 and CISPR-25 standards
  • Safety-related certifications:
    • 7070-VPEAK reinforced isolation per DIN EN IEC 60747-17 (VDE 0884-17): 2021-10
    • 5000-VRMS isolation for 1 minute per UL1577
  • Fully specified over the extended industrial temperature range: –40°C to +125°C
  • Supports operation down to –55°C

Description

The AMC1306M25E is a precision, delta-sigma (ΔΣ) modulator with the 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 VPEAK according to the DIN EN IEC 60747-17 (VDE 0884-17) and UL1577 standards, and supports a working voltage up to 1.5 kVRMS. The isolation barrier separates parts of the system that operate on different common-mode voltage levels and protects the low-voltage side from voltages that can cause electrical damage or be harmful to an operator.

The input of the AMC1306M25E 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, traction inverters, or other high-voltage applications. By using an integrated digital filter (such as those in the TMS320F2807x or TMS320F2837x microcontroller families) to decimate the bitstream, the device can achieve 16 bits of resolution with a dynamic range of 85 dB at a data rate of 78 kSPS.

The AMC1306M25E is offered in a 8-pin, wide-body SOIC package, is fully specified over the extended industrial temperature range of –40°C to +125°C, and supports operation down to –55°C.

The AMC1306M25E is a precision, delta-sigma (ΔΣ) modulator with the 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 VPEAK according to the DIN EN IEC 60747-17 (VDE 0884-17) and UL1577 standards, and supports a working voltage up to 1.5 kVRMS. The isolation barrier separates parts of the system that operate on different common-mode voltage levels and protects the low-voltage side from voltages that can cause electrical damage or be harmful to an operator.

The input of the AMC1306M25E 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, traction inverters, or other high-voltage applications. By using an integrated digital filter (such as those in the TMS320F2807x or TMS320F2837x microcontroller families) to decimate the bitstream, the device can achieve 16 bits of resolution with a dynamic range of 85 dB at a data rate of 78 kSPS.

The AMC1306M25E is offered in a 8-pin, wide-body SOIC package, is fully specified over the extended industrial temperature range of –40°C to +125°C, and supports operation down to –55°C.

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