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ADuM2251ARWZ-RL Datasheet(PDF) 7 Page - Analog Devices

No. de pieza ADuM2251ARWZ-RL
Descripción Electrónicos  Hot-Swappable, Dual I2C Isolators, 5 kV
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Fabricante Electrónico  AD [Analog Devices]
Página de inicio  http://www.analog.com
Logo AD - Analog Devices

ADuM2251ARWZ-RL Datasheet(HTML) 7 Page - Analog Devices

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Data Sheet
ADuM2250/ADuM2251
Rev. A | Page 7 of 16
DIN V VDE V 0884-10 (VDE V 0884-10) INSULATION CHARACTERISTICS
Note that the * marking on the package denotes DIN V VDE V 0884-10 approval for a 848 V peak working voltage. This isolator is
suitable for reinforced isolation only within the safety limit data. Maintenance of the safety data is ensured by protective circuits.
Table 6.
Description
Conditions
Symbol
Characteristic
Unit
Installation Classification per DIN VDE 0110
For Rated Mains Voltage ≤ 300 V rms
I to IV
For Rated Mains Voltage ≤ 450 V rms
I to II
For Rated Mains Voltage ≤ 600 V rms
I to II
Climatic Classification
40/105/21
Pollution Degree (DIN VDE 0110, Table 1)
2
Maximum Working Insulation Voltage
VIORM
846
V peak
Input-to-Output Test Voltage, Method b1
VIORM × 1.875 = VPR, 100% production test, tm = 1 sec,
partial discharge < 5 pC
VPR
1590
V peak
Input-to-Output Test Voltage, Method a
VPR
After Environmental Tests Subgroup 1
VIORM × 1.6 = VPR, tm = 60 sec, partial discharge < 5 pC
1375
V peak
After Input and/or Safety Test Subgroup 2
and Subgroup 3
VIORM × 1.2 = VPR, tm = 60 sec, partial discharge < 5 pC
1018
V peak
Highest Allowable Overvoltage
Transient overvoltage, tTR = 10 seconds
VTR
6000
V peak
Safety-Limiting Values
Maximum value allowed in the event of a failure;
see Figure 4
Case Temperature
TS
150
°C
Supply Current
IDD1 + IDD2
IS
555
mA
Insulation Resistance at TS
VIO = 500 V
RS
>109
Ω
600
500
400
300
200
100
0
0
50
100
150
200
AMBIENT TEMPEARTURE (°C)
Figure 4. Thermal Derating Curve, Dependence of Safety-Limiting Values on
Case Temperature, per DIN V VDE V 0884-10
RECOMMENDED OPERATING CONDITIONS
Table 7.
Parameter
Symbol
Min
Max
Unit
Operating Temperature
TA
−40
+105
°C
Supply Voltages1
VDD1, VDD2
3.0
5.5
V
Input/Output Signal Voltage
VSDA1, VSCL1,
VSDA2, VSCL2
5.5
V
Capacitive Load, Side 1
CL1
40
pF
Capacitive Load, Side 2
CL2
400
pF
Static Output Loading, Side 1
ISDA1, ISCL1
0.5
3
mA
Static Output Loading, Side 2
ISDA2, ISCL2
0.5
30
mA
1 All voltages are relative to their respective ground.


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