Advanced Monolithic Systems, Inc.
6680B Sierra Lane, Dublin, CA 94568 Phone (925) 556-9090 Fax (925) 556-9140
AMS1587
ABSOLUTE MAXIMUM RATINGS
(Note 1)
Power Dissipation
Input Voltage
Operating
Junction Temperature Range
Control Section
Power Transistor
Storage temperature
Internally limited
15V
Soldering information
Lead Temperature (10 sec)
Thermal Resistance
TO-220 package
TO-263 package
TO-252 package
* With package soldering to 0.5in
2
copper area over
backside ground plane or internal power plane
JA
can vary
from 20
°
C/W to
>
40
°
C/W depending on mounting
technique.
300
°
C
0
°
C to 125
°
C
0
°
C to 150
°
C
- 65
°
C to +150
°
C
JA
= 50
°
C/W
JA
=
30
°
C/W *
JA
=
100
°
C/W
ELECTRICAL CHARACTERISTICS
Electrical Characteristics at I
OUT
= 0 mA, and T
J
= +25°C unless otherwise specified.
Parameter
Device
Conditions
Min Typ Max
Units
Reference Voltage
(Note 2)
AMS1587
I
OUT
= 10 mA
10mA
≤
I
OUT
≤
3A, 1.5V
≤
(V
IN
- V
OUT
)
≤
12V
1.238
1.225
1.250
1.250
1.262
1.270
V
V
Output Voltage
(Note 2)
AMS1587-1.5
0
≤
I
OUT
≤
3A , 3V
≤
V
IN
≤
12V
1.485
1.470
1.500
1.500
1.515
1.530
V
V
AMS1587-2.5
0
≤
I
OUT
≤
3A , 4V
≤
V
IN
≤
12V
2.475
2.450
2.500
2.500
2.525
2.550
V
V
AMS1587-2.85
0
≤
I
OUT
≤
3A , 4.35V
≤
V
IN
≤
12V
2.82
2.79
2.850
2.850
2.88
2.91
V
AMS1587-3.0
0
≤
I
OUT
≤
3A , 4.5V
≤
V
IN
≤
12V
2.970
2.940
3.000
3.000
3.300
3.360
V
V
AMS1587-3.3
0
≤
I
OUT
≤
3A , 4.75V
≤
V
IN
≤
12V
3.267
3.235
3.300
3.300
3.333
3.365
V
V
AMS1587-3.5
0
≤
I
OUT
≤
3A , 5V
≤
V
IN
≤
12V
3.465
3.430
3.500
3.500
3.535
3.570
V
V
AMS1587-5.0
0
≤
I
OUT
≤
3A , 6.5V
≤
V
IN
≤
12V
4.950
4.900
5.000
5.000
5.050
5.100
V
V
Line Regulation
AMS1587/-1.5/-2.5/-2.85/
-3.0/-3.3/-3.5/-5.0
I
LOAD
= 10 mA , 1.5V
≤
(V
IN
- V
OUT
)
≤
12V
0.3
0.6
10
10
mV
mV
Load Regulation
(Notes 2, 3)
AMS1587
(V
IN
- V
OUT
) =3V, 10mA
≤
I
OUT
≤
3A
0.1
0.2
.03
.04
%
%
AMS1587-1.5
V
IN
= 5V, 0
≤
I
OUT
≤
3A
3
6
12
20
mV
mV
AMS1587-2.5
V
IN
= 5V, 0
≤
I
OUT
≤
3A
3
6
12
20
mV
mV
AMS1587-2.85
V
IN
= 5V, 0
≤
I
OUT
≤
3A
3
6
12
20
mV
mV
AMS1587-3.0
V
IN
= 5V, 0
≤
I
OUT
≤
3A
3
6
12
20
mV
mV
AMS1587-3.3
V
IN
= 5V, 0
≤
I
OUT
≤
3A
3
7
15
25
mV
mV
AMS1587-3.5
V
IN
= 5.25V, 0
≤
I
OUT
≤
3A
3
6
15
25
mV
mV
AMS1587-5.0
V
IN
= 8V, 0
≤
I
OUT
≤
3A
5
10
20
35
mV
mV
Dropout Voltage
(V
IN
-
V
OUT
)
AMS1587/-1.5/-2.5/-2.85/
-3.0/-3.3/-3.5/-5.0
V
OUT
,
V
REF
= 1%, I
OUT
= 3 A (Note 4)
1.15
1.3
V