Current transformer

Current transformer 20A SMD / Measurement of DC, AC and pulse currents

CHF 12.00 excl. VAT, plus shipping costs

Item no: HLSR 20-SM
In stock: Available to order
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Description

  • Very good price/performance ratio
  • Reference voltage input and output
  • Low offset and gain drift
  • Fast response time: 2.5 µs
  • Uniform compact design for all models
  • Only 3.87 cm2 of space is required on the circuit board
  • Very flat with a height of only 12 mm
  • Measuring range up to 2.5 x IPN
  • High accuracy at 25°C: 1% of IPN; at 105°C: 3.4% of IPN
  • Clearance and creepage distance: 8 mm + CTI 600
  • 5 year guarantee

Technical data

  • Measurement of DC, AC and pulse currents with galvanic isolation
  • Unipolar power supply +3.3V
  • Insulation test voltage : 4.3 kVRMS / 50 Hz / 1 min
  • SMD model
  • Voltage output (0.8 V @ IPN)
  • Fixed offset and amplification
  • Operating temperature: -40 to +105°C
  • Light: 5.5 g
  • Technology: direct imaging, with LEM ASIC

Additional information

Current transformer
Primary current Ipn

20A

Primary signal

AC + DC

Measuring range Ipm

+/-50A

Secondary output signal

+2.5V +/-0.8V

Signal processing

Direct imaging

Supply

+5Vdc

Accuracy

1%

Temperature range

-40…+105°C

Frequency bandwidth

DC...400kHz

Response time (typ.)

2.5µs

Housing assembly

Printed circuit board

Application

Industry

LEDs
Manufacturer

LEM

Data sheets

HLSR 20-SM PDF(656.21 KB)

Downloads

3D Step File HLSR 20-SM Zip file (1.9 MB)

We would be happy to advise you personally

Our technical support team will be happy to answer any questions you may have about our products. Our competent product specialists with project experience will accompany you conscientiously in your projects. It is important to us to offer our customers top service at all times.