SI8285 Datasheet, PDF (23/32 Pages) Silicon Laboratories – System Safety Features

Si8285/86 Data Sheet
Electrical Specifications
Table 4.5. IEC 60664-1 Ratings
Parameter
Test Condition
Basic Isolation Group
Installation Classification
Material Group
Rated Mains Voltages ≤ 150 V_RMS
Rated Mains Voltages ≤ 300 V_RMS
Rated Mains Voltages ≤ 600 V_RMS
Table 4.6. VDE0884-10 Insulation Characteristics¹
Specification
WB SOIC-16
I
I-IV
I-IV
I-IV
Parameter
Symbol
Test Condition
Characteristic
Unit
WB SOIC-16
Maximum Working Insulation Voltage
V_IORM
1414
V peak
Input to Output Test Voltage
V_PR
Method b1 (V_IORM x 1.875 = V_PR, 100%
Production Test, t_m = 1 sec, Partial Dis-
charge < 5 pC)
2652
V peak
Transient Overvoltage
V_IOTM
t = 60 sec
8000
V peak
Surge Voltage
V_IOSM
Tested per IEC 60065 with surge voltage
of 1.2 µs/50 µs with magnitude 6250 V x
1.6 = 10 kV
6250
kV peak
Pollution Degree (DIN VDE 0110)
2
Insulation Resistance at T_S, V_IO = 500 V
R_S
>10⁹
Ω
Note:
1. This isolator is suitable for reinforced electrical isolation only within the safety limit data. Maintenance of the safety data is ensur-
ed by protective circuits. The Si828x provides a climate classification of 40/125/21.
Table 4.7. IEC Safety Limiting Values^{1, 2}
Parameter
Symbol
Test Condition
Max
Unit
WB SOIC-16
Case Temperature
T_S
150
°C
Input Current
I_S
θ_JA = 60 °C/W
30
mA
V_DDA = 5.5 V, V_DDB–V_SSB = 30 V
T_J = 150 °C, T_A = 25 °C
Device Power Dis-
P_D
sipation
0.9
W
Note:
1. Maximum value allowed in the event of a failure.
2. The Si828x is tested with R_H = R_L = 0 Ω, C_L = 5 nF, and a 200 kHz, 50% duty cycle square wave input.
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