TQDV75A

Topstek Current Transducer TQDV25A .. TQDV200A Closed Loop Current Transducers TQDV25A ~150A Features i Highly reliable Closed Loop Hall Effect device i Open Loop CT voltage output format: 4V out at nominal input i Compact and light weight i Fast response time i Excellent linearity of the output voltage over a wide input range i Excellent frequency response (> 150 kHz) i Low power consumption at quiescent state (10 mA nominal) i Capable of measuring both DC and AC, both pulsed and mixed i High isolation voltage between the measuring circuit and the current-carrying conductor (AC2.5KV) i Extended operating temperature range i Flame-Retardant plastic case and silicone encapsulant, using UL classified materials, ensures protection against environmental contaminants and vibration over a wide temperature and humidity range Applications i UPS systems i Industrial robots i NC tooling machines i Elevator controllers i Process control devices i AC and DC servo systems i Motor speed controller i Electrical vehicle controllers i Inverter-controlled welding machines i General and special purpose inverters i Power supply for laser processing machines i Controller for traction equipment eg. electric trains i Other automatic control systems Specifications Parameter Nominal Input Current Linear Range Secondary Coil Current Consumption Current@ If=Ifn Nominal Output Voltage Supply Voltage Range Offset Voltage Output Resistance Hysteresis Error Linearity 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 Tr fBW RIS Ta Ts W Symbol Ifn Ifs IS ICC Vhn VCC/VEE Vos ROUT Voh mV % Psec Hz %/°C mV/°C V M °C °C g Unit A DC A DC A mA V V mV 35 TQDV 25A ±25 ±63 TQDV 37.5A ±37.5 ±94 If /1000 50 60 48 TQDV 50A ±50 ±125 TQDV 75A ±75 ±188 TQDV 100A ±100 ±250 If /2000 60 72 TQDV 125A ±125 ±313 ±4 V±1% at If=Ifn ( RL=10k ) , Ta=25°C ±15V ±5% Within ±40 mV @ If=0, Ta=25°C 1000 M -40°C to 80°C -40°C to 85°C 28 g - 100 www.topstek.com TQDV V080201 7/1/2008 Topstek Current Transducer TQDV25A .. TQDV200A Appearance, dimensions and pin identification All dimensions in mm ±0.1, holes –0, +0.2 except otherwise noted. mounting post Pin Assignment +15V -15V VOUT 0V - 101 www.topstek.com TQDV V080201 7/1/2008