Global Mixed-mode Technology Inc.
G1084-XX
Typical Performance Characteristics (continued)
G1084-18 Overcurrent
Protection Characteristics
G1084-18 Start-up
G1084 Max. Power Dissipation
vs. PCB Top Copper Area
G1084 Max. Power Dissipation vs. TAMB
Unit : in2
A=0.5
4.5
4
4.5
4
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
3.5
3
3.5
3
2.5
2
2.5
2
1.5
1
1.5
1
0.5
0
0.5
0
0.5
1.5
2.5
3.5
4.5
25
35
45
55
65
75
85
PCB Top Copper Area (in2)
TAMB ( C)
°
G1084-18 Quiescent Current vs. Temperature
G1084-18 Dropout Voltage vs. IL
3.0
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
IL=10mA
2.5
2.0
1.5
1.0
T =85 C
°
A
T =25 C
°
A
VIN=4V
VIN=5V
T =-25 C
°
A
-25 -15 -5
5
15 25 35 45 55 65 75 85
1
1.5
2
2.5
3
3.5
4
4.5
5
Temperature ( C)
IL (A)
°
TEL: 886-3-5788833
http://www.gmt.com.tw
Ver: 0.9
Jun 14, 2007
4
GMT [ GLOBAL MIXED-MODE TECHNOLOGY INC ]
