CKSR 25-NP LEM USA Inc, CKSR 25-NP Datasheet - Page 19

• Manufacturer Part Number: CKSR 25-NP
• Description: SENSOR CURRENT 25A 5V MOD
• Manufacturer: LEM USA Inc
• Series: CKSRr

Specifications of CKSR 25-NP

• Current - Sensing: 25A
• Accuracy: ±0.8%
• Sensitivity: 25mV/A
• Current - Supply: -
• Sensor Type: Flux Gate
• Voltage - Supply: 4.75 V ~ 5.25 V
• Output: 0 ~ 5 VDC
• Frequency: 300kHz
• Response Time: 300ns
• Polarization: Bidirectional
• Operating Temperature: -40°C ~ 105°C
• Package / Case: Module
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 398-1097-5

Electrical data CAS / CASR / CKSR 25-NP
At T
Primary nominal current rms
Primary current, measuring range
Number of primary turns
Supply voltage
Current consumption
Reference voltage @ I
External reference voltage
Output voltage
Output voltage @ I
Electrical offset voltage
Electrical offset current
referred to primary
Temperature coefficient of V
Temperature coefficient of V
Theoretical sensitivity
Sensitivity error
Temperature coefficient of G
Linearity error
Magnetic offset current (10 x I
referred to primary
Output current noise (spectral density) rms
100 Hz .. 100 kHz referred to primary
Peak-peak output ripple at oscillator frequency
f = 450 kHz (typ.)
Reaction time @ 10 % of I
Response time @ 90 % of I
Frequency bandwidth (± 1 dB)
Frequency bandwidth (± 3 dB)
Overall accuracy
Overall accuracy @ T
Accuracy
Accuracy @ T
A
= 25°C, V
A
= 85°C
C
= + 5 V, N
P
= 0 A
A
P
Parameter
= 85°C
= 0 A
PN
PN
REF
OUT
P
PN
@ I
= 1 turn, R
)
P
= 0 A
L
= 10 kΩ, (internal reference for CASR & CKSR models) unless otherwise noted.
Symbol
TCV
TCV
V
V
TCG
V
V
Gth
BW
BW
V
I
I
I
N
V
I
ε
X
X
ε
i
t
PM
I
OUT
OUT
OM
X
X
PN
REF
REF
OE
no
-
t
OE
ra
C
C
G
L
r
G
G
P
REF
OUT
% of I
% of I
% of I
% of I
% of I
µA/Hz
ppm/K
ppm/K
ppm/K
mV/A
Unit
kHz
kHz
mA
mV
mA
mV
µs
µs
%
A
A
V
V
V
V
V
A
A
-
-
PN
PN
PN
PN
PN
½
2.495
0.375
-6.25
-1.35
-0.25
4.75
-0.7
-0.1
-0.1
Min
200
300
-85
-54
0
15 +
1,2,3,4
1,2,3
±6.5
±1.4
Typ
V
150
2.5
2.5
I
±5
25
25
20
10
P
5
REF
(mA)
N
S
20 +
2.505
4.625
Max
5.25
6.25
1.35
0.25
±50
±60
±10
±40
0.7
0.1
0.1
0.3
0.3
1.8
3.5
1.5
0.8
2.5
1.3
85
54
40
4
1
I
P
(mA)
N
S
ppm/K of 2.5 V - 40°C .. 85°C
ppm/K of 2.5 V - 40°C .. 85°C
R
L
= 1 kΩ for CASR / CKSR
100% tested for CAS
V
R
Internal reference
Internal reference
OUT
for CASR / CKSR
for CASR / CKSR
for CASR / CKSR
for CASR / CKSR
N
for CASR / CKSR
for CASR / CKSR
for CASR / CKSR
for CASR / CKSR
for CASR / CKSR
for CASR / CKSR
L
for CAS / CASR
di/dt = 68 A/µs
di/dt = 68 A/µs
- 40°C .. 85°C
S
= 1 kΩ for CAS
100% tested
100% tested
100% tested
625 mV/ I
= 1731 turns
- 2.5 V for CAS
Comment
R
R
R
R
R
V
for CKSR
for CAS
for CAS
L
L
L
L
L
for CAS
for CAS
for CAS
OUT
= 1 kΩ
= 1 kΩ
= 1 kΩ
= 1 kΩ
= 1 kΩ
- V
REF
PN
1