Max1510 low-voltage ddr linear regulator, Typical operating characteristics – Rainbow Electronics MAX1510 User Manual
Page 4
MAX1510
Low-Voltage DDR Linear Regulator
4
_______________________________________________________________________________________
0.84
0.94
0.92
0.90
0.88
0.86
0.96
-3
3
-2
-1
0
1
2
OUTPUT LOAD REGULATION
MAX1510 toc01
I
OUT
(A)
V
OUT
(V)
V
REFIN
= 0.9V
V
IN
= 1.2V
V
IN
= 1.5V
1.200
1.250
1.225
1.275
1.300
-3
3
-2
-1
0
1
2
OUTPUT LOAD REGULATION
MAX1510 toc02
I
OUT
(A)
V
OUT
(V)
V
REFIN
= 1.25V
V
IN
= 1.5V
V
IN
= 1.8V
0
2.5
2.0
1.5
1.0
0.5
3.0
1.0
1.5
2.0
2.5
3.0
MAXIMUM OUTPUT CURRENT
vs. INPUT VOLTAGE
MAX1510 toc03
INPUT VOLTAGE (V)
MAXIMUM OUTPUT CURRENT (A)
DROPOUT VOLTAGE LIMITED
THERMALLY LIMITED
V
OUT
= 1.25V
V
OUT
= 0.9V
BIAS CURRENT (I
CC
)
vs. INPUT VOLTAGE (V
IN
)
MAX1510 toc05
V
IN
(V)
I
IN
(mA)
3.0
2.5
1.5
2.0
1.0
0.5
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
0.0
0.0
3.5
V
OUT
= 1.25V
DROPOUT
INPUT UVLO
BIAS CURRENT (I
CC
)
vs. LOAD CURRENT (I
OUT
)
MAX1510 toc06
I
OUT
(A)
I
CC
(mA)
1
0
-1
0.2
0.4
0.6
0.8
1.0
1.2
1.4
0.0
-2
2
V
IN
= 1.5V
V
OUT
= 1.25V
V
OUT
= 0.90V
ENTERING
DROPOUT
POWER GROUND CURRENT (I
PGND
)
vs. SOURCE LOAD CURRENT (I
OUT
)
MAX1510 toc07
I
OUT
(A)
I
PGND
(mA)
1.5
1.0
0.5
0.05
0.10
0.15
0.20
0.25
0.00
0.0
2.0
V
OUT
= 1.25V
V
OUT
= 0.90V
V
IN
= 1.5V
ENTERING
DROPOUT
INPUT CURRENT (I
IN
)
vs. SINK LOAD CURRENT (I
OUT
)
MAX1510 toc08
I
OUT
(A)
I
CC
(mA)
-0.5
-1.0
-1.5
1
2
3
4
5
6
7
0
-2.0
0.0
V
IN
= 1.5V
V
OUT
= 0.90V
V
OUT
= 1.25V
0
0.5
0.4
0.3
0.2
0.1
0.6
0
3.0
0.5
1.0
1.5
2.0
2.5
DROPOUT VOLTAGE
vs. OUTPUT CURRENT
MAX1510 toc09
OUTPUT CURRENT (A)
DROPOUT VOLTAGE (V)
V
OUT
= 1.25V
V
OUT
= 0.9V
Typical Operating Characteristics
(Circuit of Figure 1. T
A
= +25°C, unless otherwise noted)
INPUT CURRENT (I
IN
)
vs. INPUT VOLTAGE (V
IN
)
MAX1510 toc04
V
IN
(V)
I
IN
(µ
A)
3.0
2.5
2.0
1.5
1.0
0.5
50
100
150
200
250
0
0.0
3.5
V
OUT
= 1.25V
V
OUT
= 0.90V