ADuM1253

Ultra-Low-Power, I2C Isolator with

Unidirectional SCL, Extended VDD,

Idle-Bus Hot-Swap, and Low VOL

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Analog Devices | 12

PARAMETER

SYMBOL

CONDITIONS

VALUE

UNITS

Comparative Tracking Index

CTI

> 600

V

Material Group

Material group (IEC 60112)

I

—

Resistance (Input to Output)

RIO

VIO = 500V, TA = +25°C (Note 3)

1012

Ω

VIO = 500V, +100°C ≤ TA ≤ +125°C (Note 3)

1011

Ω

RIO_S

VIO = 500V, TS = +150°C (Note 3)

109

Ω

Capacitance (Input to Output)

CIO

fTEST = 1MHz (Note 3)

1.5

pF

SAFETY LIMITING VALUES

Maximum Ambient Safety

Temperature

TS

150

°C

Maximum Input Power Dissipation

PSI

θJA = 182°C/W, TJ = +150°C, TA = +25°C

687

mW

Maximum Output Current

ISO

θJA = 182°C/W, TJ = +150°C, TA = +25°C, VDD =

5.5V

124

mA

θJA = 182°C/W, TJ = +150°C, TA = +25°C, VDD =

3.6V

190

mA

θJA = 182°C/W, TJ = +150°C, TA = +25°C, VDD =

2.75V

249

mA

θJA = 182°C/W, TJ = +150°C, TA = +25°C, VDD =

1.89V

363

mA

Note 1: VISO, VIOTM, VIOWM, VIORM and VIOSM are defined by the IEC 60747-17 standard.

Note 2: Product is qualified at VISO for 60s and 100% production tested at 120% of VISO for 1s.

Note 3: Device is measured as a 2-terminal device with Pin 1 through Pin 4 connected and Pin 5 through Pin 8 connected.

Note 4: Devices are immersed in oil during surge characterization.