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bq24007
bq24008
SLUS479D 鈭?JANUARY 2001 鈭?REVISED NOVEMBER 2004
THERMAL INFORMATION
3.5
TA = 25掳C
PD 鈭?Power Dissipation Limit 鈭?W
3
150 ft/min
2.5
2
Natural Convection
1.5
300 ft/min
PD 鈭?Power Dissipation Limit 鈭?W
3
2.5
2
1.5
Natural Convection
1
0.5
0
300 ft/min
3.5
TA = 55掳C
150 ft/min
1
0.5
0
0
0.3
2
4
6
8
0
Copper Heat-Sink Size 鈭?cm2
(a)
3.5
TA = 105掳C
3
PD 鈭?Power Dissipation Limit 鈭?W
2.5
0.3
2
4
6
8
Copper Heat-Sink Size 鈭?cm2
(b)
2
1.5
150 ft/min
300 ft/min
1
0.5
0
Natural Convection
0
0.3
2
4
6
8
Copper Heat-Sink Size 鈭?cm2
(c)
Figure 22. Power Ratings of the PWP Package at Ambient Temperatures of 25掳C, 55掳C, and 105掳C
21