ADUM1280 AD [Analog Devices], ADUM1280 Datasheet - Page 8

• Manufacturer Part Number: ADUM1280
• Description: 3 kV RMS Dual Channel Digital Isolators
• Manufacturer: AD [Analog Devices]

ADuM1280/ADuM1281/ADuM1285/ADuM1286
DIN V VDE V 0884-10 (VDE V 0884-10): 2006-12 INSULATION CHARACTERISTICS
These isolators are suitable for reinforced electrical isolation within the safety limit data only. Maintenance of the safety data is ensured by
protective circuits. The asterisk (*) marked on packages denotes DIN V VDE V 0884-10 approval.
Table 16.
Description
Installation Classification per DIN VDE 0110
Climatic Classification
Pollution Degree per DIN VDE 0110, Table 1
Maximum Working Insulation Voltage
Input-to-Output Test Voltage, Method B1
Input-to-Output Test Voltage, Method A
Highest Allowable Overvoltage
Withstand Isolation Voltage
Surge Isolation Voltage
Safety Limiting Values
Insulation Resistance at T
For Rated Mains Voltage ≤ 150 V rms
For Rated Mains Voltage ≤ 300 V rms
For Rated Mains Voltage ≤ 400 V rms
After Environmental Tests Subgroup 1
After Input and/or Safety Test Subgroup 2
Case Temperature
Side 1 I
Figure 3. Thermal Derating Curve at V
and Subgroup 3
Limiting Values with Case Temperature per DIN V VDE V 0884-10
300
250
200
150
100
50
0
0
DD1
Current
50
AMBIENT TEMPERATURE (°C)
S
100
DDx
= 5 V, Dependence of Safety-
150
Conditions
V
t
V
partial discharge < 5 pC
V
partial discharge < 5 pC
1 minute withstand rating
V
Maximum value allowed in the event of a failure
(see Figure 3)
V
ini
IORM
IORM
IORM
PEAK
IO
= t
= 500 V
= 10 kV, 1.2 µs rise time, 50 µs, 50% fall time
× 1.875 = V
× 1.5 = V
× 1.2 = V
m
= 1 sec, partial discharge < 5 pC
200
pd(m)
pd(m)
Rev. 0 | Page 8 of 16
pd(m)
, t
, t
ini
ini
, 100% production test,
=60 sec, t
= 60 sec, t
RECOMMENDED OPERATING CONDITIONS
Table 17.
Parameter
Operating Temperature
Supply Voltages
Input Signal Rise and Fall Times
1
See the DC Correctness and Magnetic Field Immunity section.
m
m
= 10 sec,
= 10 sec,
1
Symbol
V
V
V
V
V
V
V
T
I
R
S1
S
S
IORM
pd(m)
pd(m)
pd(m)
IOTM
ISO
IOSM
Symbol
T
V
A
DD1
, V
DD2
Characteristic
I to IV
I to III
I to II
40/105/21
2
560
1050
840
672
4000
3000
6000
150
290
>10
9
Min
−40
2.7
Data Sheet
Max
+125
5.5
1.0
Unit
V
V
V
V
V
V
V
°C
mA
Ω
PEAK
PEAK
PEAK
PEAK
PEAK
RMS
PEAK
Unit
°C
V
ms