• GO Series Integrated Current Sensors : GO SMS and GO SME

    Standard package, small footprint, cost effective Integrated Current Sensors

    GO is the first LEM Integrated Current Sensors series. It was designed by our R&D teams to meet the needs of many industries in standard package cost effective current sensors with a small footprint. It benefits from 15 years of experience of our teams in ASIC design, and shows 2 key references, GO SME and GO SMS, SOIC 8 and 16 solutions. They can be used for your AC and DC current measurement in both industrial and automotive applications like small drives and e-bikes but also inverters, DC/DC converters, white good and OBCs.

      Cost-effective and accurate in a SOIC 8 package

      GO SME

      LEM GO SME

      Key features

      • Open loop multi-range current sensor: 50 A
      • Low electrical resistance 0.9 m?
      • Dual supply voltage 5 V or 3.3 V
      • Low power consumption
      • High bandwidth: 300 kHz
      • No magnetic hysteresis
      • Galvanic separation between primary and secondary with 4 mm of dCl and dCp
      • Insulated test voltage 2400 V RMS
      • Small footprint with standard surface mount PCB mounting
      • AEC-Q-100 Grade 1

      Applications

      • Small drives
      • HVAC inverters
      • Appliances
      • Solar inverters
      • E-Bikes
      • Automotive & Industry qualified.

      ?

      Download

      Technical Documentation

      GO SME AT A GLANCE

      Product name Nominal
      sensitivity [mV/A]
      Current
      measurement
      range [Apeak]
      Nominal
      current [Arms]1
      Supply Voltage [Uc] Ratiometric
      Voltage output
      Temp. range [°C]
      GO 10-SME 80 ± 25 ±10 5V No -40 to 125°C
      GO 20-SME 40 ± 50 ±20 5V No -40 to 125°C
      GO 8-SME/SP2 100 ± 20 ±8 5V Yes -40 to 125°C
      GO 12-SME/SP2 66 ± 30 ±12 5V Yes -40 to 125°C
      GO 20-SME/SP2 40 ± 50 ±20 5V Yes -40 to 125°C
      GO 10-SME/SP3 50 ± 25 ±10 3.3V No -40 to 125°C
      GO 20-SME/SP3 25 ± 50 ±20 3.3V No -40 to 125°C
      GO 8-SME/SP4 62,5 ± 20 ±8 3.3V Yes -40 to 125°C
      GO 15-SME/SP4 41,67 ± 37.5 ±15 3.3V Yes -40 to 125°C
      Cost-effective and accurate in a SOIC 16 package

      GO SMS

      LEM GO SMS

      Key features

      • Open loop multi-range current sensor: 75 A
      • Low electrical resistance 0.75 m?
      • Dual supply voltage 5 V or 3.3 V
      • Dual overcurrent detection
      • Low power consumption
      • High bandwidth: 300 kHz
      • No magnetic hysteresis
      • Galvanic separation between primary and secondary with 7.4 mm of dCl and 7.4 mm of dCp
      • Insulated test voltage 4800 V RMS (UL 62368)
      • Small footprint with standard surface mount PCB mounting
      • AEC-Q-100 Grade 1.

      Applications

      • Small drives
      • HVAC inverters
      • Appliances
      • Solar inverters
      • Automotive & Industry qualified.

      ?

      Download

      Technical Documentation

      Go SMS at a glance

      Product name Nominal
      sensitivity [mV/A]
      Current
      measurement
      range [Apeak]
      Nominal
      current [Arms]1
      Supply Voltage [Uc] Ratiometric
      Voltage output
      Temp. range [°C]
      GO 10-SMS 80 ± 25 ±10 5V No -40 to 125°C
      GO 20-SMS 40 ± 50 ±20 5V No -40 to 125°C
      GO 30-SMS 26,67 ± 75 ±30 5V No -40 to 125°C
      GO 4-SMS/SP3 120 ± 10.4 ±4.17 3.3V No -40 to 125°C
      GO 10-SMS/SP3 50 ± 25 ±10 3.3V No -40 to 125°C
      GO 10-SMS/SP3 50 ± 25 ±10 3.3V No -40 to 125°C
      GO 20-SMS/SP3 25 ± 50 ±20 3.3V No -40 to 125°C
      GO 30-SMS/SP3 16,67 ± 75 ±30 3.3V No -40 to 125°C
      GO 8-SMS/SP4 62,5 ± 20 ±8 3.3V Yes -40 to 125°C
      GO 12-SMS/SP4 41,67 ± 30 ±12 3.3V Yes -40 to 125°C

      Standards & Certificates

      GO Series
      IEC 61800-5-1: 2007
      IEC 62109-1: 2010
      IEC 62368-1:2018 (supersedes IEC 60950-1: 2005)
      UL 1577: 2014
      UL 62368: 2019.
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