Si8440/41/42/45
Table 11. Thermal Characteristics
Typ
Parameter
Symbol
Test Condition
Min
Max
Unit
WB
NB
SOIC-16 SOIC-16
IC Junction-to-Air Thermal
Resistance
—
100 105
—
ºC/W
JA
500
450
V
DD1, VDD2 = 2.70 V
400
300
200
100
0
370
220
VDD1, VDD2 = 3.6 V
VDD1, VDD2 = 5.5 V
0
50
100
150
200
Temperature (ºC)
Figure 3. (WB SOIC-16) Thermal Derating Curve, Dependence of Safety Limiting Values
with Case Temperature per DIN EN 60747-5-2
500
430
V
DD1, VDD2 = 2.70 V
400
300
200
100
0
360
VDD1, VDD2 = 3.6 V
210
VDD1, VDD2 = 5.5 V
0
50
100
150
200
Temperature (ºC)
Figure 4. (NB SOIC-16) Thermal Derating Curve, Dependence of Safety Limiting Values
with Case Temperature per DIN EN 60747-5-2
Rev. 1.5
17
SILICONIMAGE [ Silicon image ]
