AD7401A datasheet(6/20 Pages) AD

6 / 20 page

AD7401A

Rev. 0 | Page 6 of 20

INSULATION AND SAFETY-RELATED SPECIFICATIONS

Table 3.

Parameter

Symbol

Value

Unit

Conditions

Input-to-Output Momentary Withstand Voltage

VISO

3750 min

1-minute duration

Minimum External Air Gap (Clearance)

L(I01)

7.46 min

Measured from input terminals to output

terminals, shortest distance through air

Minimum External Tracking (Creepage)

L(I02)

8.1 min

Measured from input terminals to output

terminals, shortest distance path along body

Minimum Internal Gap (Internal Clearance)

0.017 min

Insulation distance through insulation

Tracking Resistance (Comparative Tracking Index)

CTI

>175

DIN IEC 112/VDE 0303 Part 1

Isolation Group

IIIa

Material Group (DIN VDE 0110, 1/89, Table I)

REGULATORY INFORMATION

Table 4.

UL1

CSA

VDE2

Recognized Under 1577

Component Recognition Program1

Approved under CSA Component

Acceptance Notice #5A

Certified according to DIN V VDE V 0884-10

(VDE V 0884-10):2006-122

3750 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, 891 V peak

File E214100

File 205078

File 2471900-4880-0001

1 In accordance with UL 1577, each AD7401A is proof tested by applying an insulation test voltage ≥ 4500 V rms for 1 second (current leakage detection limit = 7.5 μA).

2 In accordance with DIN V VDE V 0884-10, each AD7400A is proof tested by applying an insulation test voltage ≥1671V peak for 1 sec (partial discharge detection limit = 5 pC).

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