Closed-loop multi-range DC current sensor LKSR series
ASIC-equipped board-mounted closed-loop (magnetic balance type) high-precision multi-range DC current sensor (Ipn=6A~50A)
■ Small DC current sensor (current detector) with voltage output and ASIC-equipped closed-loop (magnetic balance type) ■ Low offset temperature coefficient ■ Compact design possible for substrate area ■ Low-profile shape ■ Large creepage and clearance distances ■ Two modes of reference pins (Ref IN and Ref OUT)
basic information
● Supports multiple connections by wiring terminals on the circuit board ● Rated current (RMS): Ipn=6A, 15A, 25A, 50A ● Rated expected range: Ip=+/-20A (Ipn=6A), Ip=+/-51A (Ipn=15A), Ip=+/-85A (Ipn=25A), Ipn=+/-150A (Ipn=50A) ● Output voltage: 0.25V (min) - 4.75V (max) ● Power supply voltage: +5V (+/-0.25V) *For details, please download and check the datasheet.
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Model number/Brand name
Switzerland LEM Corporation LKDR-NP Series
Applications/Examples of results
- Industrial AC/DC motor drive - Large inverter air conditioner - UPS (Uninterruptible Power Supply) - Switching power supply - Solar inverter
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