Global Mixed-mode Technology Inc.
Typical Performance Characteristics
(continued)
TO-252 Max. Power Dissipation
vs. PCB Top Copper Area
4
3.5
Max. Dissipation Power (W)
Max. Dissipation Power (W)
G1117-XX
Unit:in
2
A=0.5
A=1.0
A=1.5
A=2.0
A=2.5
A=3.0
A=3.5
A=4.0
A=4.5
A=5.0
TO-252 Max. Power Dissipation
vs. T
AMB
( Still Air)
4
3.5
3
2.5
2
1.5
1
0.5
0
3
2.5
2
1.5
1
0.5
0
0.5
1.0
1.5 2.0 2.5 3.0 3.5 4.0
PCB Top Copper Area (in
2
)
4.5
5.0
25
35
45
55
65
T
AMB
(
o
C)
75
85
SOT-223 Max. Power Dissipation
vs. PCB Top Copper Area
3
Max. Dissipation Power (W)
SOT-223 Max. Power Dissipation
vs. PCB Top Copper Area
T
AMB
(Still Air)
3
Max. Dissipation Power (W)
Unit:in
2
A=0.5
2.5
2
1.5
1
0.5
0
0.5
1
1.5
2
2.5
3
3.5
2
2.5
2
1.5
1
0.5
0
A=1.0
A=1.5
A=2.0
A=2.5
A=3.0
A=3.5
A=4.0
A=4.5
A=5.0
4
4.5
5
25
45
PCB Top Copper Area (in )
65
T
AMB
(
o
C)
85
Recommend Minimum Footprint
SOT-223
TO-252
Ver: 1.5
Apr 18, 2006
TEL: 886-3-5788833
http://www.gmt.com.tw
4
GMT [ GLOBAL MIXED-MODE TECHNOLOGY INC ]
