G1085-XX Datasheet, PDF (4/8 Pages) Global Mixed-mode Technology Inc – 3A Low-Dropout Linear Regulator

Global Mixed-mode Technology Inc.
Typical Performance Characteristics (continued)
G1085-XX
G1085-18 Overcurrent Protection Characteristics
G1085-18-Start-up
4.5
4
3.5
3
2.5
2
1.5
1
0.5
0
0.5
G1085 Max. Power Dissipation
vs. PCB Top Copper Area
1.5
2.5
3.5
4.5
PCB Top Copper Area (in²)
G1085 Max. Power Dissipation vs. T_AMB
4.5
4
3.5
3
2.5
2
1.5
1
0.5
0
25
35
45
55
65
75
85
T_AMB (°C)
Unit : in²
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
G1085-18 Quiescent Current vs. Temperature
3.0
I_L=10mA
2.5
2.0
1.5
V_IN=4V
V_IN=5V
1.0
-25 -15 -5
5 15 25 35 45 55 65 75 85
Temperature (°C)
G1085-18 Dropout Voltage vs. I_L
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
T_A=85°C
0.2
T_A=-25°C
T_A=25°C
0.0
1
1.5
2
2.5
3
I_L (A)
Ver: 0.5 Preliminary
Nov 12, 2004
TEL: [phone]
http://www.gmt.com.tw
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