adum3471 Analog Devices, Inc., adum3471 Datasheet - Page 12

• Manufacturer Part Number: adum3471
• Description: Pwm Controller And Transformer Driver With Quad-channel Isolators Adum3470/adum3471/adum3472/adum3473/adum3474
• Manufacturer: Analog Devices, Inc.

ADuM3470/ADuM3471/ADuM3472/ADuM3473/ADuM3474
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 asterisk (*) marking on packages denotes DIN V VDE V 0884-10 approval.
Table 8.
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
Safety Limiting Values
Insulation Resistance at T
RECOMMENDED OPERATING CONDITIONS
Table 9.
Parameter
Operating Temperature
Supply Voltages
Minimum Load
1
All voltages are relative to their respective grounds.
V
V
V
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 Current
CC
CC
CC
and Subgroup 3
at V
at V
at V
ISO
ISO
ISO
= 3.3 V
= 5.0 V
= 5.0 V
1
Figure 3. Thermal Derating Curve, Dependence of Safety Limiting Values on Case Temperature, per DIN EN 60747-5-2
S
1.50
1.25
1.00
0.75
0.50
0.25
0
0
Test Conditions/Comments
V
partial discharge < 5 pC
V
V
Transient overvoltage, t
Maximum value allowed in the event of a failure
(see Figure 3)
V
IORM
IORM
IORM
IO
= 500 V
× 1.875 = V
× 1.6 = V
× 1.2 = V
50
AMBIENT TEMPERATURE (°C)
Rev. 0 | Page 12 of 32
PR
PR
, t
, t
Symbol
T
V
V
V
I
ISO (MIN)
PR
A
CC
CC
CC
m
m
, 100% production test, t
= 60 sec, partial discharge < 5 pC
= 60 sec, partial discharge < 5 pC
100
TR
= 10 sec
150
Min
−40
3.0
3.0
4.5
10
m
= 1 sec,
200
Symbol
V
V
V
V
T
I
R
S1
S
IORM
PR
PR
TR
S
Max
+105
3.6
3.6
5.5
Characteristic
I to IV
I to III
I to II
40/105/21
2
560
1050
896
672
4000
150
1.25
>10
9
Unit
°C
V
V
V
mA
Unit
V peak
V peak
V peak
V peak
V peak
°C
A
Ω