Datasheet

ADM3251E Data Sheet
DIN EN 60747-5-2 (VDE 0884 TEIL 2): 2003-01 INSULATION CHARACTERISTICS
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 ≤ 150 V rms I to IV
For Rated Mains Voltage ≤ 300 V rms I to III
Climatic Classification 40/105/21
Pollution Degree 2
Maximum Working Insulation Voltage V
IORM
424 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
795 V peak
Highest Allowable Overvoltage Transient overvoltage, t
TR
= 10 sec V
TR
4000 V peak
Safety-Limiting Values Maximum value allowed in the event of a failure
Case Temperature T
S
150 °C
Supply Current I
S1
531 mA
Insulation Resistance at T
S
V
IO
= 500 V R
S
>10
9
Ω
Rev. G | Page 6 of 16