参数资料
型号: ADUM1285ARZ
厂商: Analog Devices Inc
文件页数: 11/20页
文件大小: 0K
描述: ISOLATOR DGTL 3KVRMS 2CH 8SOIC
标准包装: 98
系列: *
Data Sheet
ADuM1280/ADuM1281/ADuM1285/ADuM1286
DIN V VDE V 0884-10 (VDE V 0884-10): 2006-12 INSULATION CHARACTERISTICS
These isolators are suitable for reinforced electrical isolation within the safety limit data only. Maintenance of the safety data is ensured by
protective circuits. The asterisk (*) marked on packages denotes DIN V VDE V 0884-10 approval.
Table 25.
Description
Conditions
Symbol
Characteristic
Unit
Installation Classification per DIN VDE 0110
For Rated Mains Voltage ≤ 150 V rms
For Rated Mains Voltage ≤ 300 V rms
For Rated Mains Voltage ≤ 400 V rms
Climatic Classification
Pollution Degree per DIN VDE 0110, Table 1
I to IV
I to III
I to II
40/105/21
2
Maximum Working Insulation Voltage
V IORM
560
V PEAK
Input-to-Output Test Voltage, Method B1
V IORM × 1.875 = V pd(m) , 100% production test,
t ini = t m = 1 sec, partial discharge < 5 pC
V pd(m)
1050
V PEAK
Input-to-Output Test Voltage, Method A
After Environmental Tests Subgroup 1
After Input and/or Safety Test Subgroup 2
and Subgroup 3
Highest Allowable Overvoltage
Withstand Isolation Voltage
Surge Isolation Voltage
V IORM × 1.5 = V pd(m) , t ini =60 sec, t m = 10 sec,
partial discharge < 5 pC
V IORM × 1.2 = V pd(m) , t ini = 60 sec, t m = 10 sec,
partial discharge < 5 pC
1 minute withstand rating
V PEAK = 10 kV, 1.2 μs rise time, 50 μs, 50% fall time
V pd(m)
V pd(m)
V IOTM
V ISO
V IOSM
840
672
4000
3000
6000
V PEAK
V PEAK
V PEAK
V RMS
V PEAK
Safety Limiting Values
Maximum value allowed in the event of a failure
(see Figure 3)
Case Temperature
Side 1 I DD1 Current
T S
I S1
150
290
°C
mA
Insulation Resistance at T S
V IO = 500 V
R S
>10 9
?
300
RECOMMENDED OPERATING CONDITIONS
250
200
150
100
Table 26.
Parameter
Operating Temperature
Supply Voltages 1
A, B, and C Grades
WA, WB, and WC Grades
Input Signal Rise and Fall Times
Symbol
T A
V DD1 , V DD2
Min
?40
2.7
3.0
Max
+125
5.5
5.5
1.0
Unit
°C
V
V
ms
50
0
1
See the DC Correctness and Magnetic Field Immunity section.
0
50
100
150
200
AMBIENT TEMPERATURE (°C)
Figure 3. Thermal Derating Curve at V DDx = 5 V, Dependence of Safety-
Limiting Values with Case Temperature per DIN V VDE V 0884-10
Rev. B | Page 11 of 20
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