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18February2014/Version 3

LEM reserves the right to carry out modifications on its transducers, in order to improve them, without prior notice

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HO-NP-0000 SERIES

Electrical data I

At T

Parameter

Symbol

Unit

Min

Typ

Max

Comment

Primary nominal rms current

I

PN

A

25

Primary current, measuring range

I

PM

A

-62.5

62.5

Number of primary turns

N

P

1,2,3

Supply voltage

U

C

V

4.5

5

5.5

Current consumption

I

C

mA

19

25

Reference voltage

V

ref

V

2.475

2.5

2.525

Internal reference

External reference voltage

V

ref

V

0.5

2.65

Output voltage range @ I

PM

V

V

-2

2

Output voltage @ I

V

out

V

V

Electrical offset voltage

V

OE

mV

-5

5

Temperature coefficient of V

ref

TCV

ref

ppm/K

±160

-20°C .. 85 °C

Internal reference

±190

-40°C .. 105 °C

Internal reference

Temperature coefficient of V

OE

TCV

OE

mV/K

±0.075

Theoretical sensitivity

G

th

mV/A

32

800 mV/ I

Sensitivity error

ε

G

% of I

PN

±0.5

Factory adjustment

Temperature coefficient of G

TCG

ppm/K

±200

Linearity error 0 .. I

PN

ε

L

% of I

PN

±0.5

@ U

Linearity error 0 .. I

PM

ε

L

% of I

PM

±0.8

@ U

Gain error with respect to U

%/%

±0.05

Gain error per U

Magnetic offset voltage

@ I

V

OM

mV

±6

Reaction time @ 10 % of I

PN

t

ra

µs

2

di/dt = I

Response time @ 90 % of I

PN

t

r

µs

3.5

di/dt = I

Frequency bandwidth (- 3 dB)

BW

kHz

250

Output rms voltage noise (spectral density)

(DC .. 100 MHz)

e

no

µV/√Hz

10.5

Output voltage noise

(DC .. 20 MHz)

V

no

mVpp

30

Standby pin “0” level

V

0.3

Standby pin “1” level

V

U

Time to switch from standby to normal mode

µs

20

Over-current detect

V

2.6 x I

PN

2.9 x I

PN

3.2 x I

PN

peak value

Accuracy @ I

PN

X

% of I

PN

±1

= ε

Accuracy @ I

X

% of I

PN

±2.8

Accuracy @ I

X

% of I

PN

±3.4