TYPICAL CHARACTERISTICS
600
400
350
2.8
2.6
2.4
2.2
2
I
= 100mA
LOAD
500
V
= 2.5V
OUT
300
250
200
150
100
50
V
= 2.5V
OUT
400
300
200
100
0
I
= 3A
LOAD
V
= 1.8V
OUT
V
= 1.8V
OUT
1.8
1.6
1.4
1.2
I
= 1.5A
LOAD
I
= 3.0A
LOAD
0
-40 -20
0
20 40 60 80 100 120
Temperature (°C)
1.2 1.6
2.0
2.4
2.8
3.2
3.6
0
1000
2000
3000
Output Current (mA)
Input Voltage(V)
Figure 3. Dropout Characteristics
Figure 2. Dropout Voltage vs.
Temperature
Figure 1. Dropout Voltage vs. Output
Current
100
25
20
15
10
5
8
90
80
70
60
50
40
30
20
10
0
7
6
5
4
3
2
1
0
I
= 3000mA
LOAD
V
= 2.5V
OUT
V
= 2.5V
OUT
V
= 1.8V
OUT
V
= 1.8V
I
= 1500mA
OUT
LOAD
I
= 10mA
I
= 1500mA
I
= 1000mA
LOAD
LOAD
LOAD
0
-40 -20
0
20 40 60 80 100 120
Temperature (°C)
-40 -20
0
20 40 60 80 100 120
Temperature (°C)
0
2
4
6
8
10
12
Supply Voltage (V)
Figure 4. Ground Current
vs. Supply Voltage
Figure 6. Ground Current
vs. Temperature
Figure 5. Ground Current
vs. Temperature
6
5
4
3
2
1
0
6
5
4
3
2
1
0
60
50
40
30
20
10
0
V
=5V
IN
Typical 1.8V Device
Flag High (OK)
V
= 2.5V
OUT
Typical 2.5V Device
V
= 1.8V
OUT
V
= V
+ 1V
OUT (NOM)
IN
V
=0
I
= 3000A
Flag Low (Fault)
OUT
LOAD
0.01 0.1
1
10
100 1000 10000
)
-40 -20
0
20 40 60 80 100 120
Temperature (°C)
-40 -20
0
20 40 60 80 100 120
Temperature (°C)
Resistance (k
Figure 7. Ground Current
vs. Temperature
Figure 8. Short Circuit Current
vs. Temperature
Figure 9. Error Flag Pull-up
Resistor
5
GAMMA [ GAMMA MICROELECTRONICS INC. ]
