HLSR50-P-SP33 datasheet(8/12 Pages) LEM

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7September2015/Version 7

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HLSR-P/SP33 series

Electrical data HLSR 50-P/SP33

At T

A = 25 °C, UC = +3.3 V, RL = 10 kΩ unless otherwise noted (see Min, Max, typ. definition paragraph in page 9).

Parameter

Symbol

Unit

Min

Typ

Max

Comment

Primary nominal rms current

Primary current, measuring range

−125

125

For U

C = 3.3 V ±5 %

Number of primary turns

Resistance of primary jumper @ T

A = 25 °C

mΩ

0.21

Resistance of primary jumper @ T

A = 105 °C

mΩ

0.29

T jumper = 120 °C

Supply voltage

3.135

3.3

3.465

Current consumption

Reference voltage (output)

ref

1.63

1.65

1.67

Internal reference

Reference voltage (input)

ref

0.5

1.7

External reference

Output voltage range @ I

out − Vref

−1.15

1.15

Over operating

temperature range

ref output resistance

ref

Ω

130

200

300

series

out output resistance

out

Ω

series

Capacitive loading

Electrical offset voltage @ I

P = 0

−5

out − Vref

Electrical offset current referred to primary

−543

543

Temperature coefficient of V

ref

TCV

ref

ppm/K

−150

150

−40 °C … 105 °C

Temperature coefficient of V

TCV

mV/K

−0.075

0.075

Temperature coefficient of I

TCI

mA/K

−8.15

8.15

Theoretical sensitivity

mV/A

9.2

460 mV @ I

Sensitivity error

−0.5

0.5

Factory adjustment

Temperature coefficient of G

TCG

ppm/K

−200

200

Linearity error 0 … I

% of I

−0.5

0.5

Linearity error 0 … I

% of I

−0.8

0.8

Magnetic offset current

(@ 10 × I

PN) referred to primary

−0.25

0.25

Reaction time @ 10 % of I

µs

@ 50 A/µs

Response time @ 90 % of I

µs

2.5

@ 50 A/µs

Frequency bandwidth (−3 dB)

kHz

450

Output rms voltage noise spectral density

100 Hz … 100 kHz

µV/ Hz

√

Output voltage noise

DC … 10 kHz

DC … 100 kHz

DC … 1 MHz

mVpp

3.3

7.3

Accuracy @ I

% of I

−1

Accuracy @ I

PN @ TA = +85 °C

85 °C

% of I

−3.2

3.2

See formula note 1)

Accuracy @ I

PN @ TA = +105 °C

105 °C

% of I

−3.9

3.9

See formula note 1)

Note: 1) Accuracy @ T

A (% of IPN) = X + (

× (T

A –25) +

× 100 ×

A –25)).

TCG

10000

TCI

1000 × I

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