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Electrical data CKSR 6-NP
CKSR series
At T A = 25°C, V C = + 5 V, N P = 1 turn, R L = 10 k ? , internal reference, unless otherwise noted. (see Min., Max., Typ. definition
paragraph in page 12).
Parameter
Symbol
Unit
Min
Typ
Max
Comment
Primary nominal current rms
Primary current, measuring range
Number of primary turns
I PN
I PM
N P
A
A
-
-20
6
1,2,3,4
20
Apply derating according
to fig. 25
Supply voltage
V C
V
4.75
5
5.25
Current consumption
I C
mA
15 +
I P (mA )
N S
20 +
I P (mA )
N S
N S = 1731 turns
Reference voltage @ I P = 0 A
External reference voltage
Output voltage
V REF
V REF
V OUT
V
V
V
2.495
0
0.375
2.5
2.505
4
4.625
Internal reference
Output voltage @ I P = 0 A
V OUT
V
V REF
Electrical offset voltage
Electrical offset current referred to
primary
Temperature coefficient of V REF
Temperature coefficient of V OUT
@ I P = 0 A
Theoretical sensitivity
Sensitivity error
Temperature coefficient of G
V OE
I OE
TCV REF
TCV OUT
Gth
ε G
TCG
mV
mA
ppm/K
ppm/K
mV/A
%
ppm/K
-5.3
-51
-0.7
±5
±6
104.2
5.3
51
±50
±14
0.7
±40
100% tested
V OUT - V REF
100% tested
Internal reference
ppm/K of 2.5 V
- 40°C .. 105°C
(at ± 6 Sigma)
625 mV/ I PN
100% tested
- 40°C .. 105°C
Linearity error
Magnetic offset current (10 x I PN )
referred to primary
Output current noise (spectral
density) rms100 Hz .. 100 kHz
referred to primary
ε L
I OM
i no
% of I PN
A
μA/Hz ?
-0.1
-0.1
20
0.1
0.1
R L = 1 k ?
Peak-peak output ripple at
oscillator frequency f = 450 kHz
(typ.)
-
mV
40
160
R L = 1 k ?
Reaction time @ 10 % of I PN
Response time @ 90 % of I PN
Frequency bandwidth (± 1 dB)
Frequency bandwidth (± 3 dB)
Overall accuracy
Overall accuracy @ T A = 85°C
(105°C)
Accuracy
Accuracy @ T A = 85°C (105°C)
t ra
t r
BW
BW
X G
X G
X
X
μs
μs
kHz
kHz
% of I PN
% of I PN
% of I PN
% of I PN
200
300
0.3
0.3
1.7
2.2 (2.4)
0.8
1.4 (1.6)
R L = 1 k ?, di/dt = 18 A/μs
R L = 1 k ?, di/dt = 18 A/μs
R L = 1 k ?
R L = 1 k ?
Page 3/18
12October2012/version 8
LEM reserves the right to carry out modifications on its transducers, in order to improve them, without prior notice
www.lem.com
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