ADM3251E_VE Ver la hoja de datos (PDF) - Analog Devices

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Fabricante

ADM3251E_VE

Isolated, Single-Channel RS-232 Line Driver/Receiver

Analog Devices 

ADM3251E

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

Installation Classification per DIN VDE 0110

For Rated Mains Voltage ≤ 150 V rms

For Rated Mains Voltage ≤ 300 V rms

Climatic Classification

Pollution Degree

Maximum Working Insulation Voltage

Input-to-Output Test Voltage

Method b1

Highest Allowable Overvoltage

Safety-Limiting Values

Case Temperature

Supply Current

Insulation Resistance at TS

Conditions

Symbol

VIORM

VIORM × 1.875 = VPR, 100% production test, tm = 1 sec, VPR

partial discharge < 5 pC

Transient overvoltage, tTR = 10 sec

VTR

Maximum value allowed in the event of a failure

TS

IS1

VIO = 500 V

RS

Characteristic Unit

I to IV

I to III

40/105/21

2

424

V peak

795

4000

V peak

V peak

150

°C

531

mA

>109

Ω

Rev. E | Page 6 of 16

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