ADM2483BRW 查看數據表（PDF） - Analog Devices

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ADM2483BRW

Half-Duplex, iCoupler® Isolated RS-485 Transceiver

Analog Devices 

ADM2483

Data Sheet

PACKAGE CHARACTERISTICS

Table 4.

Parameter

Symbol Min Typ Max Unit Test Conditions

Resistance (Input-Output)1

RI-O

1012

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 2-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.

UL 1

Recognized under 1577 component

recognition program

File E214100

CSA

Approved under CSA Component

Acceptance Notice #5A

IEC 609501 800 Vrms (1131 VPEAK) Basic,

400 V rms (565 VPEAK) reinforced.

File 205078

VDE2

Certified according to DIN V VDE V 0884-10

(VDE V 0884-10): 2006-12

File 2471900-4880-0001

1 In accordance with UL1577, each ADM2483 is proof tested by applying an insulation test voltage ≥3000 V rms for 1 sec (current leakage detection limit = 5 µA).

2 In accordance with VDE V 0884-10, each ADM2483 is proof tested by applying an insulation test voltage ≥1050 VPEAK for 1 sec (partial discharge detection limit = 5 pC).

INSULATION AND SAFETY-RELATED SPECIFICATIONS

Table 6.

Parameter

Symbol Value

Rated Dielectric Insulation Voltage

2500

Minimum External Air Gap (Clearance)

L(I01)

7.45 min

Minimum External Tracking (Creepage)

L(I02)

8.1 min

Minimum Internal Gap (Internal Clearance)

Tracking Resistance (Comparative Tracking Index)

CTI

Isolation Group

0.017 min

>175

IIIa

Unit

V rms

mm

mm

mm

V

Conditions

1-minute duration

Measured from input terminals to output

terminals, shortest distance through air

Measured from input terminals to output

terminals, shortest distance along body

Insulation distance through insulation

DIN IEC 112/VDE 0303 Part 1

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

Rev. C | Page 6 of 20

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