Safety Regulatory Approvals (Pending)

Insulation Characteristics

PARAMETER

SYMBOL

CONDITIONS

VALUE

UNITS

Partial Discharge Test Voltage

partial discharge < 5pC)

2250

Maximum Repetitive Peak Isolation Voltage

VIORM (Note 11)

1200

V

Maximum Working Isolation Voltage

VIOWM (Note 11)

848

VRMS

Maximum Transient Isolation Voltage

VIOTM

t = 1s

8400

VP

Maximum Withstand Isolation Voltage

VISO

t = 60s, f = 60Hz (Note 11, 12)

5000

VRMS

Maximum Surge Isolation Voltage

VISOM

IEC 61000-4-5, 1.2/50µs

10

kV

Insulation Resistance

RS

Ω

Barrier Capacitance Input-to-Output

CIO

f = 1MHz

2

pF

Minimum Creepage Distance

CPG

Wide SOIC

8

mm

Minimum Clearance Distance

CLR

Wide SOIC

8

mm

Internal Clearance

Distance through insulation

0.015

mm

Comparative Tracking Resistance Index

CTI

Material Group II (IEC 60112)

575

Climatic Category

40/125/21

Pollution Degree (DIN VDE 0110, Table 1)

2

UL

The MAX14941/MAX14942 is certified under UL1577. For more details, see File E351759.

Rate up to 5000VRMS isolation voltage for basic insulation.

cUL

Pending

VDE

Pending

TUV

Pending

Figure 1. Driver DC Test Load

2

2

A

B

(a)

375Ω

A

B

(b)

375Ω

+

-

60Ω

MAX14941/MAX14942

5kV Isolated 20Mbps Half-Duplex PROFIBUS/

RS-485 Transceivers with ±35kV ESD Protection

www.maximintegrated.com

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