ADM2483 datasheet(6/20 Pages) AD

Part #	ADM2483

Description	Half-Duplex iCoupler-R Isolated RS-485 Transceiver

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Manufacturer	AD [Analog Devices]

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ADM2483

Rev. 0 | Page 6 of 20

PACKAGE CHARACTERISTICS

Table 4.

Parameter

Symbol

Min

Typ

Max

Unit

Test Conditions

Resistance (Input − Output)1

RI-O

101, 2

Ω

Capacitance (Input − Output)1

CI-O

3

pF

f = 1 MHz

Input Capacitance2

CI

4

pF

Input IC Junction-to-Case Thermal

Resistance

θJCI

33

°C/W

Thermocouple located at center of package

underside

Output IC Junction-to-Case Thermal

Resistance

θJCO

28

°C/W

Thermocouple located at center of package

underside

1 Device considered a two-terminal device: Pins 1, 2, 3, 4, 5, 6, 7, and 8 shorted together, and Pins 9, 10, 11, 12, 13, 14, 15, and 16 shorted together.

2 Input capacitance is from any input data pin to ground.

REGULATORY INFORMATION

The ADM2483 has been approved by the following organizations:

Table 5.

UL1

CSA

VDE2

Recognized under 1577 component

recognition program

Approved under CSA Component

Acceptance Notice #5A

Approved according to DIN EN 60747-5-2

(VDE 0884 Rev. 2): 2002-04

DIN EN 60950 (VDE 0805): 2001-12;

EN 60950: 2000

File E214100

File 205078

File 2471900-4880-0001

1 In accordance with UL1577, each ADM2483 is proof-tested by applying an insulation test voltage

≥ 3000 Vrms for 1 s (current leakage detection limit = 5 µA).

2 In accordance with VDE 0884, each ADM2483 is proof-tested by applying an insulation test voltage

≥ 1050 V

PEAK

for 1 s (partial discharge detection limit = 5 pC).

INSULATION AND SAFETY-RELATED SPECIFICATIONS

Table 6.

Parameter

Symbol

Value

Unit

Conditions

Rated Dielectric Insulation Voltage

2500

VRMS

1-minute duration

Minimum External Air Gap (Clearance)

L(I01)

8.40 min

mm

Measured from input terminals to output

terminals, shortest distance through air

Minimum External Tracking (Creepage)

L(I02)

8.1 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 (Table 1 in DIN VDE 0110,1/89)

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