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| Topstek Current Transducers TPW25A .. TPW250A TPW 25A~250A Features iHighly reliable Hall Effect device iCompact and light weight. Two sensors in one package iFast response time iExcellent linearity of the output voltage over a wide input range iExcellent frequency response (> 50 kHz) iLow power consumption (24 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 Saturation Current Linear Range Nominal Output Voltage Offset Voltage Output Resistance Hysteresis Error Supply Voltage Linearity Consumption Current Response Time (90%Vhn) Response Performance 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 Ifn Ifs Ifs Vhn Vos ROUT Voh VCC/VEE mV V % mA Psec % Hz %/C mV/C V M C C g < 3 mV/C AC2.5KV X 60 sec >1000 M -15C to 80C -20C to 85C 85 g A DC A DC A DC V mV TPW 25A 25 75 75 TPW 37.5A 37.5 TPW 50A 50 TPW 75A 75 225 225 TPW 100A 100 300 300 TPW 125A 125 375 375 TPW 150A 150 450 450 TPW 175A 175 525 525 TPW 200A 200 600 600 TPW 250A 250 600 600 112.5 150 112.5 150 4 V1% @ If=Ifn ( RL=10k ) Within 40 mV @ If=0, Ta=25C <100 (50 nominal) Within 35 mV @ If=Ifn 0 15V 5% Within 1% of Ifn 24 mA nominal, 30 mA max 10 Psec max. @ d If /dt = Ifn / Psec 10% Overshoot max. DC to 50kHz Within 0.1 %/C @ Ifn < 2 mV/C - 96 www.topstek.com TPW V080622 7/1/2008 Topstek Current Transducers TPW25A .. TPW250A Appearance, dimensions and pin identification All dimensions in mm 0.2, holes -0, +0.2 except otherwise noted. TPW100A 08265 Positive current flow direction Pin Assignment +15V GND -15V Output A NC* Output C - 97 www.topstek.com TPW V080622 7/1/2008 |
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