NMUSB202MC

Powered Dual Port USB Data Isolator

KDC_NMUSB202MC.B01 Page 2 of 8

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DC-DC CHARACTERISTICS

INPUT CHARACTERISTICS

Parameter

Conditions

Min.

Typ.

Max.

Units

Voltage range

Continuous operation

4.5

5

5.5

V

Current (hub inactive)

5V input

70

mA

Current (hub active) 0% load

5V input

110

mA

Current 100% load

5V input

1.3

A

Input reflected ripple current

5V input

31

mA(rms)

OUTPUT CHARACTERISTICS

Parameter

Conditions

Min.

Typ.

Max.

Units

Downstream voltages

5V output

4.75

5

5.25

V

Transient response

Peak deviation (0-50-0% & 50-100-50% swing)

-5

+3

Settling time

40

400

μs

MODULE CHARACTERISTICS

TEMPERATURE CHARACTERISTICS

Parameter

Conditions

Min.

Typ.

Max.

Units

Operation

See derating curve

-40

85

°C

Storage

-50

105

Product temperature rise above ambient

31

37

ISOLATION CHARACTERISTICS

Parameter

Conditions

Min.

Typ.

Max.

Units

Isolation test voltage

Flash tested for 1 second

3000

VAC

Resistance

Viso = 1kVDC

20

GΩ

GENERAL CHARACTERISTICS

Parameter

Conditions

Min.

Typ.

Max.

Units

Leakage current

250 VAC 50Hz

1.31

1.35

Common mode transient immunity

ESD rating

Rated on model

2000

V

MTTF

Calculated using MIL-HDBK-217 FN2 calculation model with nominal input

voltage at full load, 25°C ambient temperature

600

kHrs

Calculated using Telecordia SR-332 calculation model with nominal input

voltage at full load, 25°C ambient temperature

3300

kHrs

ABSOLUTE MAXIMUM RATINGS

Parameter

Conditions

Value

Short-circuit protection

Downstream USB 5V

Continuous

Input voltage

Upstream USB 5V supply

5.5V