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ADM2490E Datasheet(PDF) 5 Page - Analog Devices

Part No. ADM2490E
Description  High Speed, ESD-Protected, Full-Duplex, iCoupler, Isolated RS-485 Transceiver
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Maker  AD [Analog Devices]
Homepage  http://www.analog.com
Logo AD - Analog Devices

ADM2490E Datasheet(HTML) 5 Page - Analog Devices

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ADM2490E
Rev. 0 | Page 5 of 16
ADM2490E CHARACTERISTICS
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
1 Device considered a 2-terminal device: Pins 1, 2, 3, 4, 5, 6, 7, and 8 are shorted together and Pins 9, 10, 11, 12, 13, 14, 15, and 16 are shorted together.
2 Input capacitance is from any input data pin to ground.
REGULATORY INFORMATION (PENDING)
Table 5.
UL
VDE
To be recognized under 1577 component recognition program: 1
To be certified according to DIN EN 60747-5-2 (VDE 0884 Part 2): 2003-01: 2
5000 V rms isolation voltage
Basic insulation, 848 V peak
Complies with DIN EN 60747-5-2 (VDE 0884 Part 2): 2003-01,
DIN EN 60950 (VDE 0805): 2001-12; EN 60950: 2000, reinforced
insulation, 560 V peak
1 In accordance with UL1577, each ADM2490E is proof tested by applying an insulation test voltage ≥ 6000 V rms for 1 second (current leakage detection limit = 10 μA).
2 In accordance with DIN EN 60747-5-2, each ADM2490E is proof tested by applying an insulation test voltage ≥ 1590 V peak for 1 second (partial discharge detection
limit = 5 pC).
INSULATION AND SAFETY-RELATED SPECIFICATIONS
Table 6.
Parameter
Symbol
Value
Unit
Conditions
Rated Dielectric Insulation Voltage
5000
V rms
1-minute duration.
Minimum External Air Gap (Clearance)
L(I01)
7.45
mm min
Measured from input terminals to output
terminals, shortest distance through air.
Minimum External Tracking (Creepage)
L(I02)
8.1
mm min
Measured from input terminals to output
terminals, shortest distance along body.
Minimum Internal Gap (Internal Clearance)
0.017
mm min
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).


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