SI87XX Datasheet, PDF (8/36 Pages) Silicon Laboratories – 5 KV LED EMULATOR INPUT, OPEN COLLECTOR OUTPUT ISOLATORS

Si87xx
Table 7. IEC Safety Limiting Values
Parameter
Symbol
Test Condition
SOIC-8
Max
DIP8 SDIP6
LGA8
Case Temperature
T_S
140
140
140
140
Input Current
I_S _JA = 110 °C/W (SOIC-8),
370
110 °C/W (DIP8),
105 °C/W (SDIP6),
220 °C (LGA8),
V_F = 2.8 V, T_J = 140 °C,
T_A = 25 °C
370
390
185
Output Power
P_S
1
1
1
0.5
Note: Maximum value allowed in the event of a failure; also see the thermal derating curve in Figures 1, 2, 3, and 4.
Unit
°C
mA
W
Table 8. Thermal Characteristics
Parameter
IC Junction-to-Air Thermal
Resistance
Symbol
_JA
SOIC-8
110
DIP8
110
Typ
SDIP6
105
LGA8
220
Unit
ºC/W
1200
1000
Ps (mW)
800
600
Is (mA)
400
200
0
0
20
40
60
80
100
120
140
Ts Ͳ Case Temperature (°C)
Figure 1. (SOIC-8) Thermal Derating Curve, Dependence of Safety Limiting Values
with Case Temperature per DIN EN 60747-5-2
8
Preliminary Rev. 0.5