TMA25A TOPSTEK | Alldatasheet
Document overview
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Technical content
Features
/g105Highly reliable Hall Effect device /g105Compact and light weight /g105Fast response time /g105Excellent linearity of the output voltage over a wide input range /g105Excellent frequency response (> 50 kHz) /g105Low power consumption (12 mA nominal) /g105Capable of measuring both DC and AC, both pulsed and mixed /g105High isolation voltage between the measuring circuit and the current-carrying conductor (AC2.5KV) /g105Extended operating temperature range /g105Flame-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
/g105UPS systems /g105Industrial robots /g105NC tooling machines /g105Elevator controllers /g105Process control devices /g105AC and DC servo systems /g105Motor speed controller /g105Electrical vehicle controllers /g105Inverter-controlled welding machines /g105General and special purpose inverters /g105Power supply for laser processing machines /g105Controller for traction equipment e.g. electric trains /g105Other automatic control systems Specifications Parameter Symbol Unit TMA25A TMA50A TMA100A TMA150A TMA200A TMA300A TMA400A TMA600A Nominal Input Current I fn A DC ±25 ±50 ±100 ±150 ±200 ±300 ±400 ±600 Linear Range I fs A DC ±75 ±150 ±300 ±450 ±600 ±900 ±900 ±900 Nominal Output Voltage V hn V 4.0 V±1% at If=I fn ( RL=10k/g525) Offset Voltage V os mV Within ±40 mV @ I f=0, Ta=25°C Output Resistance R OUT /g525 <100/g525 Hysteresis Error V oh mV Within ±20 mV @ I f=Ifn/g3140 Supply Voltage V CC/VEE V ±15V ±5% Linearity /g545 % Within ±1% of I fn Consumption Current I CC mA ±15 mA max Response Time (90%Vhn) T r /g80sec 10 /g80sec @ d If /dt = Ifn / /g80sec Frequency bandwidth (-3dB) f BW Hz DC to 50kHz Thermal Drift of Output - %/°C Within ±0.1 %/°C @ I fn Thermal Drift of Zero Current Offset - mV/°C Within ±1.5 mV/°C @ I fn Dielectric Strength - V AC2.5KV X 60 sec Isolation Resistance @ 1000 VDC RIS M/g525 >1000 M/g525 Operating Temperature T a °C -15°C to 80°C Storage Temperature T s °C -20°C to 85°C Mass W g 65 g
Topstek Current Transducer TMA25A .. TMA600A - 81 - www.topstek.com TMA V080201 7/1/2008 Appearance, dimensions and pin identification All dimensions in mm ±0.1, holes –0, +0.2 except otherwise noted.