GM66500 GAMMA [Gamma Microelectronics Inc.], GM66500 Datasheet - Page 5

• Manufacturer Part Number: GM66500
• Description: 5A ULTRA LOW - DROPOUT REGULATOR
• Manufacturer: GAMMA [Gamma Microelectronics Inc.]

TYPICAL CHARACTERISTICS
450
400
350
300
250
200
150
100
180
160
140
120
100
50
80
60
40
20
80
70
60
50
40
30
20
10
-40 -20
0
Figure 1. Dropout Voltage vs. Output
0
0
0
V
Figure 4. Ground Current
Figure 7. Ground Current
OUT
MICROELECTRONICS
2
0
vs. Supply Voltage
= 2.5V
V
vs. Temperature
Output Current (mA)
Supply Voltage (V)
I
20 40
Temperature (°C)
LOAD
OUT
A
Current
4
= 1.8V
= 2.5A
V
OUT
60
V
I
V
6
I
LOAD
= 2.5V
OUT
LOAD
IN
80 100 120 140
I
LOAD
= V
= 1.8V
= 5A
= 5A
OUT
8
= 2.0A
A
= 1V
10
600
500
400
300
200
100
10
10
0
-40 -20
9
8
7
6
5
4
3
2
1
0
9
8
7
6
5
4
3
2
1
0
-40 -20
-40 -20
Figure 8. Short Circuit Current
Figure 2. Dropout Voltage vs.
V
Figure 5. Ground Current
OUT
V
OUT
Typical 2.5V Device
Typical 1.8V Device
0
0
0 20
= 1.8V
vs. Temperature
vs. Temperature
Temperature (°C)
Temperature (°C)
Temperature (°C)
20 40
20 40
= 2.5V
Temperature
40
V
60
60
60 80 100 120 140
V
OUT
I
V
LOAD
IN
IN
V
80 100 120 140
80 100 120 140
= V
= V
= 1.8V
OUT
I
= 10mA
LOAD
OUT
OUT
= 2.5V
+ 1V
+ 1V
= 5A
5A ULTRA LOW - DROPOUT REGULATOR
Power Management
GM66500 SERIES
2.8
2.6
2.4
2.2
1.8
1.6
1.4
30
25
20
15
10
2
-40 -20
5
0
6
5
4
3
2
1
0
Figure 3. Dropout Characteristics
Flag Low (Fault)
V
Figure 9. Error Flag Pull-up
OUT
Figure 6. Ground Current
Flag High (OK)
0
V
= 1.8V
OUT
vs. Temperature
Temperature (°C)
Resistance (k )
Input Voltage(V)
20 40
I
= 2.5V
LOAD
Resistor
I
LOAD
= 5A
60 80 100 120 140
= 2.5A
I
V
I
LOAD
LOAD
IN
= V
= 100mA
= 2.5A
OUT
+ 1V
5