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| Topstek Current Transducer TMA25A .. TMA600A TMA 25A~600A Features 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 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 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 Unit TMA25A TMA50A TMA100A TMA150A TMA200A TMA300A TMA400A TMA600A Ifn Ifs Vhn Vos ROUT Voh VCC/VEE mV V % mA Psec Hz %/C mV/C V M C C g 10 Psec A DC A DC V mV 25 75 50 150 100 300 150 450 200 600 300 900 400 900 600 900 4.0 V1% at If=Ifn ( RL=10k ) Within 40 mV @ If=0, Ta=25C <100 Within 20 mV @ If=Ifn 0 15V 5% Within 1% of Ifn 15 mA max @ d If /dt = Ifn / Psec 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 65 g - 80 www.topstek.com TMA V080201 7/1/2008 Topstek Current Transducer TMA25A .. TMA600A Appearance, dimensions and pin identification All dimensions in mm 0.1, holes -0, +0.2 except otherwise noted. - 81 www.topstek.com TMA V080201 7/1/2008 |
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