TQL50A

Topstek Current Transducer TQL50A TQL50A Features i Highly reliable Closed Loop Hall Effect device 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 (9 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 Supply Voltage Range Supply Voltage ±5% Consumption Current Measuring Range Maximum Load Resistance Minimum Load Resistance Conversion Ratio Secondary Current @ Ipn Secondary Resistance Offset Current Overall Accuracy @ Ipn Linearity Response Time (90%Vhn) Frequency bandwidth (-3dB) Thermal Drift of Output Dielectric Strength Isolation Resistance @ 1000 VDC Operating Temperature Storage Temperature Mass Tr fBW RIS Ta Ts W Symbol Ipn VCC/VEE VCC/VEE ICC Ifs RMmax RMmin KN Is RMmax Ios mA % % Psec Hz mA V M °C °C g - 110 www.topstek.com Unit A DC V V mA A DC ±80 37.5 0 ±100 15 0 ±12 TQL50A ±50 ±12 --- ±15 ±15 15 mA + Is ±80 75 20 1:1000 ±100 45 20 mA 50 63 @ 25°C, 65 @ 80°C Within ±0.3 mA @ Ip=0, Ta=25°C Within ±0.3% of Ipn Within ±0.1% of Ipn 2 Psec max. @ d If /dt = Ipn / Psec DC to 150kHz Within ±0.5mA 0°C~80°C AC2.5KV X 60 sec >1000 M -20°C to 80°C -20°C to 85°C 27 g TQL50A V080201 7/1/2008 Topstek Current Transducer TQL50A Appearance, dimensions and pin identification All dimensions in mm ±0.1, holes –0, +0.2 except otherwise noted. Positive current flow direction 10 + _ M Pin Assignment + M Description +12 ~ 15V -12 ~ -15V Measure ( connect RL to 0V Ground ) - 111 www.topstek.com TQL50A V080201 7/1/2008