HO-NP/SP33-1000 SERIES
Electrical data IPN = 25 A
At TA = 25°C, UC = + 3.3 V, NP = 1 turn, RL = 10 KΩ unless otherwise noted (see Min, Max, typ. definition paragraph in page 12).
Comment
Parameter
Primary nominal rms current
Primary current, measuring range
Number of primary turns
Supply voltage
Symbol
IPN
Unit
A
Min
-62.5
3.14
Typ
Max
25
A
62.5
IPM
NP
1,2,3
3.3
UC
V
mA
V
3.46
Current consumption
Reference voltage
IC
25
Vref
1.636
0.5
1.65
1.664
1.85
1.7
Internal reference
@ UC = 3.3 ≈ 3.46 V
@ UC = 3.14 ≈ 3.3 V
External reference voltage
Vref
V
0.5
Output voltage range @ IPM
Output voltage @ IP = 0 A
Electrical offset voltage
Vout - Vref
Vout
V
V
-1.15
1.15
Vref + VOE
VOE
mV
-6
6
-20°C .. 85 °C
Internal reference
±170
Temperature coefficient of Vref
TCVref
ppm/K
-40°C .. 105 °C
Internal reference
±180
Temperature coefficient of VOE
Theoretical sensitivity
Sensitivity error
TCVOE
Gth
mV/K
mV/A
±0.080 -40°C .. 105 °C
460 mV/ IPN @ UC = 3.3 V
Factory adjustment
18.4
εG
% of IPN
±0.5
±200
±210
±0.5
±0.8
±0.4
-20°C .. 85 °C
-40°C .. 105 °C
@ UC = 3.3 V
Temperature coefficient of G
TCG
ppm/K
Linearity error 0 .. IPN
εL
εL
% of IPN
% of IPM
%/%
Linearity error 0 .. IPM
@ UC = 3.3 V
Gain error with respect to UC ± 10 %
Gain error per UC drift
Magnetic offset voltage
@ IP = 0 after 2.5 x IPN
VOM
mV
±11
Reaction time @ 10 % of IPN
Response time @ 90 % of IPN
Frequency bandwidth (- 3 dB)
tra
tr
µs
µs
2
di/dt = IPN/µs
di/dt = IPN/µs
3.5
BW
kHz
250
20
Output rms voltage noise (spectral density)
(DC .. 100 MHz)
eno
Vno
µV/√Hz
6.13
Output voltage noise
(DC .. 20 MHz)
mVpp
Standby pin “0” level
V
V
0.3
Standby pin “1” level
UC -0.3
Time to switch from standby to normal mode
Over-current detect
µs
20
V
2.6 x IPN
2.9 x IPN
3.2 x IPN peak value
Accuracy @ IPN
X
X
X
% of IPN
% of IPN
% of IPN
±1
= εG + εL
Accuracy @ IPN @ TA = + 85 °C
Accuracy @ IPN @ TA = + 105 °C
±3.3
±4.1
See formula note 1)
See formula note 1)
Note: 1) Accuracy @ IP and XTA = ± [X + (TCG/10000) · (TA - 25) + TCVOE · 100 · (TA -25) / (Gth · IP)].
Page 6/15
17September2013/Version 2 LEM reserves the right to carry out modifications on its transducers, in order to improve them, without prior notice
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