Fluxgate Current Sensor SG01
FEATURES
• Single unipolar +12V supply voltage
• Nominal current: ±500A
• Operating temperature： -40℃∽+85℃
• Output： high speed CAN(500kbps)
• Thermal drift < 0.5% at full temperature range
• Galvanic between primary and secondary
• Connector：TE/AMP 1473672-1
APPLICATIONS
- BMS(SOC,SOH,SOF etc.)
ABSOLUTE MAXIMUM RATINGS
|
Parameter |
Symbol |
Unit |
Value |
test condition |
|
Load dump overvoltage |
Vc |
V |
32 |
400ms |
|
Over-voltage |
Vc |
V |
24 |
1min |
|
Reverse polarity |
Vc |
V |
-16 |
1min |
|
Maximum supply voltage |
Vc max |
V |
18 |
continuous,not operating |
|
Minimum supply voltage |
Vc min |
V |
6 |
continuous,not operating |
|
Creepage distance |
dcp |
mm |
7.2 |
|
|
Clearance distance |
dci |
mm |
6.95 |
|
|
Insulation resistance |
Vd |
kV |
2.5 |
@50HZ，AC，RMS，2mA,1min |
ENVIRONMENTAL AND MECHANICAL CHARACTERISTICS
|
Parameter |
symbol |
unit |
Min. |
typical |
Max. |
note |
|
Operting temperature |
TA |
℃ |
-40 |
|
85 |
|
|
Storage temperature |
TS |
℃ |
-40 |
|
105 |
|
|
Mass |
m |
g |
|
70 |
|
|
|
IP level |
IP41 |
|||||
EECTRICADATA(TA=25℃±5℃)
|
Parameter |
Symbol |
Unit |
Min. |
Typical |
Max. |
Test condition |
|
|
Nominal current |
Primary |
Ipn |
A |
-500 |
- |
500 |
- |
|
Primary peak current |
Ipm |
A |
-530 |
- |
530 |
- |
|
|
Supply voltage |
Vc |
V |
8 |
12 |
16 |
- |
|
|
Volatge clamping |
Vc |
V |
|
18 |
|
When Vc increases,stop to operate |
|
|
Vc |
V |
|
17.35 |
|
When Vc decrease, restart to operate |
||
|
Vc |
V |
|
7.75 |
|
When Vc increases,restart to operate |
||
|
Vc |
V |
|
7.27 |
|
When Vc decreases, stop to operate |
||
|
Current consumption |
Ic |
Ma |
- |
45 |
55 |
@25℃,vc=12v，ip=0a |
|
|
Current consumption |
Ic |
Ma |
- |
155 |
165 |
@25℃,vc=12v，ip=500a |
|
|
Linearity error |
Ε |
%fs |
-0.1 |
- |
0.1 |
@25℃ |
|
|
Output noise |
Ioe |
Ma |
-10 |
|
10 |
@ip =0,ta =25℃ |
|
|
Thermal drift |
Tc |
Ppm/℃ |
|
70 |
|
Ta =-40~+85℃ |
|
|
Overall error |
Temperature |
|
|
Ip(A) |
@25 |
@-40~85℃ |
|
0 |
±0.01 |
±0.01 |
|
10 |
±0.05 |
±0.07 |
|
400 |
±1.2 |
±2 |
|
500 |
±1.5 |
±2.5 |
Ouput: CAN
CAN protocol：
CAN protocol： version 2.0B
Bit order：big endian(Motorola)
CAN oscillator tolerance: 0.27 %
No sleep mode capability
120 ohms termination resistor to be added externally, internal CAN impedance = 4.8 kohm
|
MESSAGE |
CAN ID |
NAME |
DATA LENGTH(Nb BYTES) |
TYPE OF FRAME |
MESSAGE LAUCH TYPE |
|
RETURN CURRENT IP(mA) |
0x3C2 |
SG 500_IP |
8 |
STANDARD |
CYCLIC MESSAGE,PERIOD: 10ms |
|
SIGNAL |
NAME |
START BIT |
LENGTH |
|
IP VALUE：80000000H=0mA 7FFFFFFFH=1mA 80000001H=1mA |
IP VALUE |
24 |
32 |
|
ERROR INDICATION(1 BIT)(0： NOMAL，1： FAILURE) |
ERROR INDICATION |
32 |
1 |
|
ERROR INFORMATION(7 BITS) |
ERROR INFORMATION |
33 |
7 |
|
SG 500(24 BITS) |
P/N |
48 |
16 |
|
ERROR MANAGEMENT |
|||
|
FAILURE MODE |
IP VALUE |
ERROR INDICATION |
ERROR INFORMATION |
|
MEMORY ERROR |
0x FFFF FFFF |
1 |
0*40 |
|
OVERCURRENT DETECTION IP>580A |
0x FFFF FFFF |
1 |
0*41 |
|
Fluxgate has no oscillation for more than 20 ms |
0x FFFF FFFF |
1 |
0*42 |
|
Clock derivation |
0x FFFF FFFF |
1 |
0*44 |
|
Supply voltage is out of range |
0x FFFF FFFF |
1 |
0*46 |
|
Hardware defaultADC channel |
0x FFFF FFFF |
1 |
0*47 |
|
New Data not available |
0x FFFF FFFF |
1 |
0*49 |
|
Hardware defaultDAC Threshold |
0x FFFF FFFF |
1 |
0*4A |
|
Hardware defaultReference voltage |
0x FFFF FFFF |
1 |
0*4B |
DIMENSIONS(MM)
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