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| Topstek Current Transducer TH3A .. TH50A TH 3A~50A www..com Features Applications iUPS systems iIndustrial robots iNC tooling machines iElevator controllers iProcess control devices iAC and DC servo systems iMotor speed controller iElectrical vehicle controllers iInverter-controlled welding machines iGeneral and special purpose inverters iPower supply for laser processing machines iController for traction equipment e.g. electric trains iOther automatic control systems iHighly reliable Hall Effect device iCompact and light weight iFast response time iExcellent linearity of the output voltage over a wide input range iExcellent frequency response (> 50 kHz) iLow power consumption (12 mA nominal) iCapable of measuring both DC and AC, both pulsed and mixed iHigh isolation voltage between the measuring circuit and the current-carrying conductor (AC2.5KV) iExtended operating temperature range iFlame-Retardant plastic case and silicone encapsulate, using UL classified materials, ensures protection against environmental contaminants and vibration over a wide temperature and humidity range Specifications Parameter Nominal Input Current Linear Range Nominal Output Voltage Offset Voltage Output Resistance Hysteresis Error Supply Voltage Linearity Consumption Current Response Time (90%Vhn) Frequency bandwidth (-3dB) Thermal Drift of Output Thermal Drift of Zero Current Offset Dielectric Strength Isolation Resistance @ 1000 VDC Operating Temperature Storage Temperature Mass ICC Tr fBW RIS Ta Ts W Symbol Ifn Ifs Vhn Vos ROUT Voh VCC/VEE mV V % mA Psec Hz %/C mV/C V M C C g Unit A DC A DC V mV 9 .. 150 = 3x Ifn TH3A .. TH50A 3 .. 50 7.2 .. 120 = 2.4x Ifn TH3A-B12 .. TH50A-B12 4 V1% at If=Ifn ( RL=10k ) Within 40 mV @ If=0, Ta=25C <100 Within 15 mV @ If=Ifn 0 15V 5% Within 1% of Ifn 12 mA nominal, 16 mA max 5 Psec max. @ d If /dt = Ifn / Psec 12V 5% DC to 50kHz Within 0.1 %/C @ Ifn Within 1.5 mV/C @ Ifn AC2.5KV X 60 sec >1000 M -15C to 80C -20C to 85C 10 g - 38 www.topstek.com TH V080201 7/1/2008 Topstek Current Transducer TH3A .. TH50A Appearance, dimensions and pin identification for TH3A .. TH30A models All dimensions in mm 0.2, holes -0, +0.2 except otherwise noted. www..com max TH 3A 04252 Secondary pins 4x(0.5x0.25) max Primary Pin Assignment -15V 0V +15V Vout I+ IPart Number d(mm) e(mm) 1-3A 0.6 1.2 4-6A 0.8 1.2 6-9A 1.0 1.6 10-12.5A 1.2 1.8 13-18.5A 1.4 2.2 20-30A 1.6 2.4 Bottom View PCB mounting hole layout Positive current flow direction - 39 www.topstek.com TH V080201 7/1/2008 Topstek Current Transducer TH3A .. TH50A Appearance, dimensions and pin identification for TH37.5A .. TH50A models All dimensions in mm 0.2, holes -0, +0.2 except otherwise noted. www..com max TH50A 04252 Primary Secondary pins 4x(0.5x0.25) max Bottom View Pin Assignment -15V 0V +15V Vout I+ I- 40 www.topstek.com TH V080201 7/1/2008 Part Number d(mm) e(mm) TH37.5A TH50A PCB mounting hole layout Positive current flow direction 1.3x5 2.0x6 1.3x5 2.0x6 |
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