MAX14852 Datasheet, PDF (7/22 Pages) Maxim Integrated Products – 2.75kVRMS Isolated 500kbps/25Mbps Full-Duplex

MAX14852/MAX14854
2.75kV_RMS Isolated 500kbps/25Mbps Full-Duplex
RS-485/RS-422 Transceivers
with ±35kV ESD Protection
Insulation Characteristics
PARAMETER
Partial Discharge Test Voltage
SYMBOL
V_PR
CONDITIONS
Method B1 = VIORM x 1.875 (t = 1s, par-
tial discharge < 5pC)
VALUE
1182
Maximum Repetitive Peak Withstand
Voltage
VIORM (Note 7)
630
Maximum Working Isolation Voltage
VIOWM (Note 7)
445
Maximum Transient Isolation Voltage VIOTM t = 1s
4600
Maximum Withstand Isolation Voltage
Maximum surge Isolation Voltage
Insulation Resistance
Barrier Capacitance Input to Output
VISO
VIOSM
RS
CIO
t = 60s, f = 60Hz (Note 7, 8)
IEC 61000-4-5, 1.2/50μs
TA = +150°C, VIO = 500V
2750
10
>10⁹
2
Creepage Distance
CPG Wide SO
8
Clearance Distance
CLR Wide SO
8
Internal Clearance
Distance through insulation
0.015
Comparitive Tracking Resistance
Index
CTI
Material Group II (IEC 60112)
575
Climatic Category
40/125/21
Pollution Degree (DIN VDE 0110,
Table 1)
2
Note 10: V_IORM, V_IOWM, and V_ISO are defined by the IEC 60747-5-5 standard.
Note 11: Product is qualified at V_ISO for 60 seconds. 100% production tested at 120% of V_ISO for 1 second.
UNITS
VP
VP
VRMS
VP
VRMS
kV
Ω
pF
mm
mm
mm
Safety Regulatory Approvals (Pending)
UL
The MAX14852/MAX14854 is certified under UL1577. For more details, see File E351759.
Rate up to 2750VRMS isolation voltage for basic insulation.
cUL
Pending
VDE
Pending
TUV
Pending
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