ADuM4120/ADuM4120-1 Data Sheet
Rev. 0 | Page 16 of 17
ISOLATION VOLTAGE
TIME
V
AC RMS
V
RMS
V
DC
V
PEAK
15493-023
Figure 26. Critical Voltage Example
The working voltage across the barrier from Equation 1 is
22
DCRMSACRMS
VVV
22
400240
RMS
V
V
RMS
= 466 V rms
This working voltage of 466 V rms is used together with the
material group and pollution degree when looking up the
creepage required by a system standard.
To determine if the lifetime is adequate, obtain the time varying
portion of the working voltage. Obtain the ac rms voltage from
Equation 2.
22
DCRMSRMSAC
VVV
22
400466
RMSAC
V
V
AC RMS
= 240 V rms
In this case, ac rms voltage is simply the line voltage of 240 V rms.
This calculation is more relevant when the waveform is not
sinusoidal. The value of the ac waveform is compared to the
limits for working voltage in Table 8 for expected lifetime, less
than a 60 Hz sine wave, and it is well within the limit for a
20-year service life.
Note that the dc working voltage limit in Table 8 is set by the
creepage of the package as specified in IEC 60664-1. This value
may differ for specific system level standards.
Data Sheet ADuM4120/ADuM4120-1
Rev. 0 | Page 17 of 17
OUTLINE DIMENSIONS
TOP VIEW
13
64
SEATING
PLANE
0.30
0.10
0.51
0.31
1.27
BSC
COPLANARITY
0.10
2.35
2.25
2.65
2.35
4.78
4.37
7.60
7.40
10.51
10.11
PKG-004873
08-06-2015-A
SIDE VIEW
1.40
REF
0.75
0.25
× 45°
END VIEW
0.33
0.20
0.75
0.40
0.25 BSC
(GAUGE PLANE)
PIN 1
INDICATOR
Figure 27. 6-Lead Standard Small Outline Package, with Increased Creepage [SOIC_IC]
Wide Body
(RI-6-1)
Dimensions shown in millimeters.
ORDERING GUIDE
Model
1
No. of
Channels
Output
Peak
Current
(A)
Minimum
Output
Voltage (V)
Glitch
Filter
Tem pe ra tu re
Range Package Description
Package
Option
ADuM4120ARIZ 1 2 4.4 Yes −40°C to +125°C 6-Lead Wide-Body SOIC_IC RI-6-1
ADuM4120ARIZ-RL 1 2 4.4 Yes −40°C to +125°C 6-Lead Wide-Body SOIC_IC, 13”
Tape and Reel
RI-6-1
ADuM4120BRIZ 1 2 7.3 Yes −40°C to +125°C 6-Lead Wide-Body SOIC_IC RI-6-1
ADuM4120BRIZ-RL 1 2 7.3 Yes −40°C to +125°C 6-Lead Wide-Body SOIC_IC, 13”
Tape and Reel
RI-6-1
ADuM4120CRIZ 1 2 11.3 Yes −40°C to +125°C 6-Lead Wide-Body SOIC_IC RI-6-1
ADuM4120CRIZ-RL 1 2 11.3 Yes −40°C to +125°C 6-Lead Wide-Body SOIC_IC, 13”
Tape and Reel
RI-6-1
ADuM4120-1ARIZ 1 2 4.4 No −40°C to +125°C 6-Lead Wide-Body SOIC_IC RI-6-1
ADuM4120-1ARIZ-RL 1 2 4.4 No −40°C to +125°C 6-Lead Wide-Body SOIC_IC, 13”
Tape and Reel
RI-6-1
ADuM4120-1BRIZ 1 2 7.3 No −40°C to +125°C 6-Lead Wide-Body SOIC_IC RI-6-1
ADuM4120-1BRIZ-RL 1 2 7.3 No −40°C to +125°C 6-Lead Wide-Body SOIC_IC, 13”
Tape and Reel
RI-6-1
ADuM4120-1CRIZ 1 2 11.3 No −40°C to +125°C 6-Lead Wide-Body SOIC_IC RI-6-1
ADuM4120-1CRIZ-RL 1 2 11.3 No −40°C to +125°C 6-Lead Wide-Body SOIC_IC, 13”
Tape and Reel
RI-6-1
EVAL-ADuM4120EBZ Evaluation Board
EVAL-ADuM4120-1EBZ Evaluation Board
1
Z= RoHS Compliant Part.
©2017 Analog Devices, Inc. All rights reserved. Trademarks and
registered trademarks are the property of their respective owners.
D15493-0-5/17(0)

ADUM4120-1CRIZ

Mfr. #:
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Analog Devices Inc.
Description:
Gate Drivers Iso Gate Drvr w/2A output
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