GHS 20-SME

Current transducer GHS-SME series GHS 10-SME, GHS 12-SME, GHS 16-SME, GHS 20-SME IPN = 10 … 20 A For the electronic measurement of current: DC, AC, pulsed..., with galvanic separation between the primary and the secondary circuit. Features Applications ●● Hall effect measuring principle ●● Motors control ●● Multirange current transducer through PCB pattern lay-out ●● Galvanic separation between primary and secondary circuit ●● Over current detection ●● Insulated test voltage 2100 V rms ●● Smart metering. ●● Low power consumption ●● The solar inverter on DC side of the inverter (MPTT) ●● Combiner box ●● Extremely low profile Standards ●● Single power supply +5 V ●● IEC 60950-1: 2005 ●● Fixed offset & sensitivity. ●● EN 60749-15: 2010 Advantages ●● Small size and space saving ●● High immunity to external interference ●● High insulation capability ●● Low electrical resistance (0.8 mΩ) ●● No magnetic hysteresis ●● Robust against external fields and cross-talk. ●● EN 60749-20: 2008 ●● EN 60749-21: 2011 ●● IPC/JEDEC J-STD020: 2014 ●● EIA/JEDEC J-STD022-B102: 2004 ●● EIA/JEDEC J-STD022-B106: 2008 ●● EIA/JEDEC J-STD022-A113: 2015. Application Domains ●● Industrial. N°G2.04.13.000.0; N°G2.04.14.000.0; N°G2.04.J5.000.0; N°G2.04.17.000.0 28July2016/Version 0 LEM reserves the right to carry out modifications on its transducers, in order to improve them, without prior notice Page 1/9 www.lem.com GHS-SME series Absolute ratings (not operating) Parameter Symbol Unit Maximum supply voltage UC V 10 Overload capability ÎP A ±200 TA = 25 °C, 1 ms pulse Electrostatic discharge voltage (HMB-Human Body Model) UESD HBM V 2000 AEC-Q100-002 REV D Electrostatic discharge voltage (CDM-Charged Device Model) UESD CDM V 500 AEC-Q100-0011 REV B Maximum output current Iout mA 70 Maximum output voltage Vout V 10 Secondary Reverse voltage USR V TJ °C Maximum junction temperature Min Typ Max Conditions −0.3 165 Insulation coordination Parameter Symbol Unit Min Typ Max Conditions Example application Ud V 300 CAT II PD2 according to IEC 60664-1 Rms voltage for AC insulation test, 50/60 Hz, 1 min) Ud V 2100 according to IEC 60664-1 Impulse withstand voltage 1.2/50 µs ÛW V 3600 according to IEC 60664-1 Clearance (pri. - sec.) dCI mm 4 Creepage distance (pri. - sec.) dCp mm 4 Environmental and mechanical characteristics Parameter Symbol Unit Min Typ Max Ambient operating temperature TA °C -40 125 Ambient storage temperature TS °C -55 165 Resistance of the primary @TA = 25 °C RP mΩ Conditions 0.8 Page 2/9 28July2016/Version 0 LEM reserves the right to carry out modifications on its transducers, in order to improve them, without prior notice www.lem.com GHS-SME series Self diagnostic Parameter Symbol Unit Min Typ Max Action Start-up time tstart ms Undervoltage lockout UUVLO V 3.15 3.3 3.45 UUVLO HYST V 0.25 0.3 0.4 Overvoltage lockout UOVLO V 6.7 Overvoltage lockout hysteresis UOVLO HYST V 0.05 Undervoltage lockout hysteresis Output Vout = 100 % of FS Pull-down resistor ≤ 100 kΩ. During the power-on delay the output will remain at 10 % fault band all the time 1 7.6 0.1 0.7 Conditions IC reset IC reset max 5 % UC, Pull-down mode min 95 % UC, Pull-up mode RL ≤ 25 kΩ, T ≤ 125 °C max 5 % UC, Pull-down mode min 95 % UC, Pull-up mode RL ≤ 25 kΩ, T ≤ 125 °C Page 3/9 28July2016/Version 0 LEM reserves the right to carry out modifications on its transducers, in order to improve them, without prior notice www.lem.com GHS-SME series Electrical data GHS 10-SME At TA = −40 °C … 125 °C, UC = +5 V, RL = 6 kΩ. Parameter Symbol Unit Primary nominal rms current IPN A Primary current, measuring range IPM A −25 Supply voltage UC V 4.5 5 5.5 Current consumption IC mA 7 12 14 Output voltage range Vout % UC 10 90 Maximum output current (driving capability) Iout mA −2 2 Output current limitation ISL mA 35 180 Output internal resistance Rout Ω 1 5 tr µs 5 6 Frequency bandwidth (−3 dB), TA = 25 °C BW kHz 100 Output voltage noise (spectral density) rms eno µV/√Hz 25 Capacity loading CL nF 10 Load resistance RL kΩ Sensitivity G mV/A 80 Offset voltage VO V 2.5 Electrical offset voltage VOE V −0.005 0.005 TCVOE mV/K −0.1 0.1 TCG ppm/K −150 150 Linearity error εL % −0.25 0.25 Sensitivity error εG % −1 1 Accuracy @ IPN 2) X % −1.25 1.25 Accuracy @ IPN @ TA = 105 °C X % −3.5 3.5 Accuracy @ IPN @ TA = 125 °C X % −4 4 1) Step response time to 90 % of IPN Temperature coefficient of VOE Temperature coefficient of G Min Typ Max Conditions 10 25 6 Pull down ≥ 10 kΩ, pull up ≥ 10 kΩ Vout in range (3 % UC, 97 % UC), RL in range (6 kΩ, 10 kΩ) Output shorted to ±UC permanent Vout = 50 % UC, RL = 10 kΩ Stability of the output 100 TA = 25 °C TA = 25 °C @ IPN Factory adjustment TA = 25 °C Page 4/9 28July2016/Version 0 LEM reserves the right to carry out modifications on its transducers, in order to improve them, without prior notice www.lem.com GHS-SME series Electrical data GHS 12-SME At TA = −40 °C … 125 °C, UC = +5 V, RL = 6 kΩ. Parameter Symbol Unit Primary nominal rms current IPN A Primary current, measuring range IPM A −30 Supply voltage 1) UC V 4.5 5 5.5 Current consumption IC mA 7 12 14 Output voltage range Vout % UC 10 90 Maximum output current (driving capability) Iout mA −2 2 Output current limitation ISL mA 35 180 Output internal resistance Rout Ω 1 5 tr µs 5 6 Step response time to 90 % of IPN Min Typ Max 12 30 Frequency bandwidth (−3 dB), TA = 25 °C BW kHz 100 Output voltage noise (spectral density) rms eno µV/√Hz 20 Capacity loading CL nF 10 Load resistance RL kΩ Sensitivity G mV/A 66.7 Offset voltage VO V 2.5 Electrical offset voltage VOE V −0.005 0.005 TCVOE mV/K −0.1 0.1 TCG ppm/K −150 150 Linearity error εL % −0.25 0.25 Sensitivity error εG % −1 1 Accuracy @ IPN 2) X % −1.25 1.25 Accuracy @ IPN @ TA = 105 °C X % −3.5 3.5 Accuracy @ IPN @ TA = 125 °C X % −4 4 Temperature coefficient of VOE Temperature coefficient of G Conditions 6 Pull down ≥ 10 kΩ, pull up ≥ 10 kΩ Vout in range (3 % UC, 97 % UC), RL in range (6 kΩ, 10 kΩ) Output shorted to ±UC permanent Vout = 50 % UC, RL = 10 kΩ Stability of the output 100 TA = 25 °C TA = 25 °C @ IPN Factory adjustment TA = 25 °C Page 5/9 28July2016/Version 0 LEM reserves the right to carry out modifications on its transducers, in order to improve them, without prior notice www.lem.com GHS-SME series Electrical data GHS 16-SME At TA = −40 °C … 125 °C, UC = +5 V, RL = 6 kΩ. Parameter Symbol Unit Primary nominal rms current IPN A Primary current, measuring range IPM A −40 Supply voltage UC V 4.5 5 5.5 Current consumption IC mA 7 12 14 Output voltage range Vout % UC 10 90 Maximum output current (driving capability) Iout mA −2 2 Output current limitation ISL mA 35 180 Output internal resistance Rout Ω 1 5 tr µs 5 6 Frequency bandwidth (−3 dB), TA = 25 °C BW kHz 100 Output voltage noise (spectral density) rms eno µV/√Hz 16 Capacity loading CL nF 10 Load resistance RL kΩ Sensitivity G mV/A 50 Offset voltage VO V 2.5 Electrical offset voltage VOE V −0.005 0.005 TCVOE mV/K −0.1 0.1 TCG ppm/K −150 150 Linearity error εL % −0.25 0.25 Sensitivity error εG % −1 1 Accuracy @ IPN 2) X % −1.25 1.25 Accuracy @ IPN @ TA = 105 °C X % −3.5 3.5 Accuracy @ IPN @ TA = 125 °C X % −4 4 1) Step response time to 90 % of IPN Temperature coefficient of VOE Temperature coefficient of G Min Typ Max Conditions 16 40 6 Pull down ≥ 10 kΩ, pull up ≥ 10 kΩ Vout in range (3 % UC, 97 % UC), RL in range (6 kΩ, 10 kΩ) Output shorted to ±UC permanent Vout = 50 % UC, RL = 10 kΩ Stability of the output 100 TA = 25 °C TA = 25 °C @ IPN Factory adjustment TA = 25 °C Page 6/9 28July2016/Version 0 LEM reserves the right to carry out modifications on its transducers, in order to improve them, without prior notice www.lem.com GHS-SME series Electrical data GHS 20-SME At TA = −40 °C … 125 °C, UC = +5 V, RL = 6 kΩ. Parameter Symbol Unit Primary nominal rms current IPN A Primary current, measuring range IPM A −50 Supply voltage UC V 4.5 5 5.5 Current consumption IC mA 7 12 14 Output voltage range Vout % UC 10 90 Maximum output current (driving capability) Iout mA −2 2 Output current limitation ISL mA 35 180 Output internal resistance Rout Ω 1 5 tr µs 5 6 Frequency bandwidth (−3 dB), TA = 25 °C BW kHz 100 Output voltage noise (spectral density) rms eno µV/√Hz 12 Capacity loading CL nF 10 Load resistance RL kΩ Sensitivity G mV/A 40 Offset voltage VO V 2.5 Electrical offset voltage VOE V −0.005 0.005 TCVOE mV/K −0.1 0.1 TCG ppm/K −150 150 Linearity error εL % −0.25 0.25 Sensitivity error εG % −1 1 Accuracy @ IPN 2) X % −1.25 1.25 Accuracy @ IPN @ TA = 105 °C X % −3.5 3.5 Accuracy @ IPN @ TA = 125 °C X % −4 4 1) Step response time to 90 % of IPN Temperature coefficient of VOE Temperature coefficient of G Min Typ Max Conditions 20 50 6 Pull down ≥ 10 kΩ, pull up ≥ 10 kΩ Vout in range (3 % UC, 97 % UC), RL in range (6 kΩ, 10 kΩ) Output shorted to ±UC permanent Vout = 50 % UC, RL = 10 kΩ Stability of the output 100 TA = 25 °C TA = 25 °C @ IPN Factory adjustment TA = 25 °C Page 7/9 28July2016/Version 0 LEM reserves the right to carry out modifications on its transducers, in order to improve them, without prior notice www.lem.com GHS-SME series Ratiometric mode At UC ±10 % Parameter Specification Typical Max Symbol Unit Ratiometry error Offset εr Vo % −0.4   0.4 Ratiometry error Sensitivity εr G % −0.4   0.4 Min Conditions Vo = 50 % UC Notes: 1) The output voltage VOUT is fully ratiometric. The offset and sensitivity are dependent on the supply voltage UC relative to the following formula: IP = ( 2) 5 1 × Vout − Vo) × with G in (V/A) UC G Accuracy X at a given temperature (TA > 25 °C) : XTA = (εL + εG) + TCVOE IPN × G + TCG × 106) × (TA − 25) × 100 GHS-SMS series, maximum continuous DC current For all ranges 25 20 IP [A] 15 10 5 0 -40 -20 0 20 40 60 80 100 120 140 TA [°C] Page 8/9 28July2016/Version 0 LEM reserves the right to carry out modifications on its transducers, in order to improve them, without prior notice www.lem.com GHS-SME series Dimensions GHS-SME series (in mm) Connection GHS-SME UC 1 VOUT 2 100nF IP+ 1 2 3 IP- 4 IP + Uc IP+ Vout IP - Test IP - GND 8 GND 7 6 10nF 5 3 GND GND GND Page 9/9 28July2016/Version 0 LEM reserves the right to carry out modifications on its transducers, in order to improve them, without prior notice www.lem.com