Datasheet

Data Sheet ADuM3400/ADuM3401/ADuM3402
Rev. D | Page 13 of 24
DIN V VDE V 0884-10 (VDE V 0884-10) INSULATION CHARACTERISTICS
These isolators are suitable for reinforced electrical isolation only within the safety limit data. Maintenance of the safety data is ensured by
protective circuits. The * marking on packages denotes DIN V VDE V 0884-10 approval.
Table 7.
Description Conditions Symbol Characteristic Unit
Installation Classification per DIN VDE 0110
For Rated Mains Voltage ≤ 150 V rms I to IV
For Rated Mains Voltage ≤ 300 V rms I to III
For Rated Mains Voltage ≤ 400 V rms I to II
Climatic Classification 40/105/21
Pollution Degree per DIN VDE 0110, Table 1 2
Maximum Working Insulation Voltage V
IORM
560 V peak
Input-to-Output Test Voltage, Method B1 V
IORM
× 1.875 = V
PR
, 100% production test,
t
m
= 1 sec, partial discharge < 5 pC
V
PR
1050 V peak
Input-to-Output Test Voltage, Method A V
IORM
× 1.6 = V
PR
, t
m
= 60 sec,
partial discharge < 5 pC
V
PR
After Environmental Tests Subgroup 1 896 V peak
After Input and/or Safety Test Subgroup 2 and Subgroup 3 V
IORM
× 1.2 = V
PR
, t
m
= 60 sec,
partial discharge < 5 pC
672 V peak
Highest Allowable Overvoltage Transient overvoltage, t
TR
= 10 seconds V
TR
4000 V peak
Safety-Limiting Values Maximum value allowed in the
event of a failure (see Figure 4)
Case Temperature T
S
150 °C
Side 1 Current I
S1
265 mA
Side 2 Current I
S2
335 mA
Insulation Resistance at T
S
V
IO
= 500 V R
S
>10
9
Ω
CASE TEMPERATURE (°C)
SAFETY-LIMITING CURRENT (mA)
0
0
350
300
250
200
150
100
50
50
100 150 200
SIDE #1
SIDE #2
05985-004
Figure 4. Thermal Derating Curve, Dependence of Safety-Limiting Values
with Case Temperature per DIN V VDE V 0884-10
RECOMMENDED OPERATING CONDITIONS
Table 8.
Parameter Rating
Operating Temperature Range (T
A
) −40°C to +105°C
Supply Voltages (V
DD1
, V
DD2
)
1
2.7 V to 5.5 V
Input Signal Rise and Fall Times 1.0 ms
1
All voltages are relative to their respective ground. See the DC Correctness
and Magnetic Field Immunity section for information on immunity to
external magnetic fields.