Datasheet

AD7401
Rev. D | Page 5 of 20
INSULATION AND SAFETY-RELATED SPECIFICATIONS
Table 3.
Parameter Symbol Value Unit Conditions
Input-to-Output Momentary Withstand Voltage V
ISO
5000 min V rms 1-minute duration
Minimum External Air Gap (Clearance) L(I01) 8.1 min mm
Measured from input terminals to output
terminals, shortest distance through air
Minimum External Tracking (Creepage) L(I02) 7.46 min mm
Measured from input terminals to output
terminals, shortest distance path along body
Minimum Internal Gap (Internal Clearance) 0.017 min mm Insulation distance through insulation
Tracking Resistance (Comparative Tracking Index) CTI >175 V DIN IEC 112/VDE 0303 Part 1
Isolation Group IIIa Material Group (DIN VDE 0110, 1/89, Table I)
REGULATORY INFORMATION
Table 4.
UL
1
CSA VDE
2
Recognized under 1577
Component Recognition Program
1
Approved under CSA Component
Acceptance Notice #5A
Certified according to DIN V VDE V 0884-10 (VDE V 0884-
10):2006-12
2
5000 V rms Isolation Voltage
Reinforced insulation per CSA
60950-1-03 and IEC 60950-1, 630 V
rms maximum working voltage
Reinforced insulation per DIN V VDE V 0884-10 (VDE V 0884-
10):2006-12, 891V peak
File E214100 File 205078 File 2471900-4880-0001
1
In accordance with UL 1577, each AD7401 is proof tested by applying an insulation test voltage ≥ 6000 V rms for 1 second (current leakage detection limit = 15 μA).
2
In accordance with DIN V VDE V 0884-10, each AD7401 is proof tested by applying an insulation test voltage ≥ 1671 V peak for 1 second (partial discharge detection
limit = 5 pC).