Units Provide Business-Main 150 kV/μs CMTI, 400 kHz Bandwidth, and Low Minimal Acquire Error of ± 0.3 %
Vishay Intertechnology, Inc. introduced the discharge of its newest isolation amplifiers, the VIA0050DD, VIA0250DD, and VIA2000SD. These new gadgets provide enhanced efficiency for a variety of business, automotive, and medical purposes, the place excessive precision, reliability, and compact dimension are essential.
The VIA collection of isolation amplifiers are designed to ship distinctive thermal stability and exact measurement capabilities. With a typical common-mode transient immunity (CMTI) of 150 kV/μs, these amplifiers present sturdy efficiency even in harsh environments, corresponding to heavy-duty motor purposes. The low typical acquire error of ± 0.05 % and minimal acquire drift of 15 ppm/°C typical guarantee calibration-free, exact measurements over time and temperature. Moreover, these gadgets provide a excessive bandwidth of 400 kHz, enabling sooner measurements in comparison with conventional opto-based isolation amplifiers.
Every amplifier on this collection additionally options low offset error and drift, strengthened isolation, and inbuilt diagnostics for simplified precision present and voltage measurements. The inbuilt frequent mode voltage detection prevents failures in present and voltage measurement purposes, making these amplifiers significantly suited to demanding purposes the place reliability is paramount. This collection is designed to be suitable with Vishay’s WSBE low TCR, excessive energy shunts, guaranteeing superior efficiency throughout a large temperature vary from -40°C to +125°C.
The VIA0050DD is a capacitive isolation amplifier optimized for environments the place area is at a premium and low energy consumption is important. It encompasses a excessive common-mode transient immunity (CMTI) of 100 kV/μs minimal, guaranteeing dependable efficiency even in noisy environments. Its low differential enter voltage of ± 50 mV makes it best for precision remoted present measurements in space-constrained purposes, corresponding to energy inverters, battery power storage techniques, motor section present sensing, and industrial motor controls. Equally, with its extensive differential enter voltage of ± 250 mV, the VIA0250DD permits for remoted present in addition to voltage measurements.
The VIA2000SD provides the best signal-to-noise ratio (SNR) and bandwidth among the many three fashions, making it your best option for high-fidelity sign transmission in advanced environments. Its linear differential enter voltage within the vary of 0.02 V to 2 V permits for exact remoted voltage measurements for purposes corresponding to bus voltage monitoring and uninterruptible energy provides (UPS).
The VIA collection isolation amplifiers are designed to supply dependable, correct efficiency throughout quite a lot of purposes, together with bus voltage monitoring, AC motor controls, energy and photo voltaic inverters, and UPS. These amplifiers guarantee correct measurements throughout excessive voltage potential dividers and precision shunts, present ease in monitoring of business motor drives, ship sturdy efficiency in renewable power techniques, and keep sign integrity in essential energy techniques.
