Global Mixed-mode Technology Inc.
Typical Performance Characteristics
(continued)
Dropout Voltage vs. I
OUT
2
G1084
Load Regulation
5
T = 25°C
Dropout Voltage (V)
1.5
Output Voltage Deviation (mV)
3
I
L
= 10mA~2.5A
1
V
IN
= 3V
-1
1
V
IN
= 5V
-3
0.5
0
0
1
2
3
4
-5
-50
-30
-10
10
30
50
70
I
OUT
(A)
Temperature (°C)
Output Voltage vs. Temperature
1.255
Adj Pin Current vs. Temperature
100
1.253
V
IN
= 5V
Adj Pin Current (µA)
90
80
70
60
50
40
30
1.250
V
OUT
(V)
1.248
V
IN
= 3V
V
IN
= 5V
1.245
1.243
V
IN
= 3V
I
L
= 2.5A 2.5A
I
L
=
-50
-30
-10
10
30
50
70
1.240
-50
-30
-10
10
30
50
70
Temperature (°C)
Temperature (°C)
G1084T43(TO-252) Max. Power
Dissipation vs. PCB Top Copper
Area T
AMB
= 25°C ; Still Air
4
3.5
4
3.5
G1084T43(TO-252) Max. Power
Dissipation vs. T
AMB
(still air)
( Different PCB Top Copper Area )
Unit : in
2
A=0.1
A=0.2
A=0.3
Max. Dissipation Power (W)
3
2.5
2
1.5
1
0.5
0
0
1
2
3
2
Max. Dissipation Power (W)
3
2.5
2
1.5
1
0.5
0
A=0.4
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
4
5
25
35
45
55
65
75
85
PCB Top Copper Area (in )
T
AMB
(°C)
Ver: 1.4
Jun 14, 2007
TEL: 886-3-5788833
http://www.gmt.com.tw
5
GMT [ GLOBAL MIXED-MODE TECHNOLOGY INC ]
