AMS1085
ABSOLUTE MAXIMUM RATINGS (Note 1)
Power Dissipation
Internally limited
Soldering information
Lead Temperature (10 sec)
Thermal Resistance
TO-220 package
Input Voltage
15V
300°C
Operating Junction Temperature
Control Section
Power Transistor
0°C to 125°C
0°C to 150°C
j JA= 50°C/W
TO-263 package
j
JA= 30°C/W *
Storage temperature
TO-252 package
- 65°C to +150°C
j JA= 100°C/W
* With package soldering to 0.5in2 copper area over
backside ground plane or internal power plane j JA can vary
from 20°C/W to >40°C/W depending on mounting
technique.
ELECTRICAL CHARACTERISTICS
Electrical Characteristics at IOUT = 0 mA, and TJ = +25°C unless otherwise specified.
Parameter
Device
Conditions
Min
Typ
Max
Units
Reference Voltage
(Note 2)
AMS1085
IOUT = 10 mA
10mA £ IOUT £ 3A, 1.5V£ (VIN - VOUT) £ 12V
1.238
1.225
1.250
1.250
1.262
1.270
V
V
Output Voltage
(Note 2)
AMS1085-1.5
AMS1085-2.5
AMS1085-2.85
AMS1085-3.0
AMS1085-3.3
AMS1085-3.5
AMS1085-5.0
1.485
1.470
1.500
1.500
1.515
1.530
V
V
0 £ IOUT £ 3A , 3V£ VIN £ 12V
0 £ IOUT £ 3A , 4V£ VIN £ 12V
0 £ IOUT £ 3A , 4.35V£ VIN £ 12V
0 £ IOUT £ 3A , 4.5V £ VIN £ 12V
0 £ IOUT £ 3A , 4.75V £ VIN £ 12V
0 £ IOUT £ 3A , 5V £ VIN £ 12V
0 £ IOUT £ 3A , 6.5V £ VIN £ 12V
ILOAD = 10 mA , 1.5V£ (VIN - VOUT) £ 12V
(VIN - VOUT) =3V, 10mA £ IOUT £ 3A
2.475
2.450
2.500
2.500
2.525
2.550
V
V
2.82
2.79
2.850
2.850
2.88
2.91
V
2.970
2.940
3.000
3.000
3.300
3.360
V
V
3.267
3.235
3.300
3.300
3.333
3.365
V
V
3.465
3.430
3.500
3.500
3.535
3.570
V
V
4.950
4.900
5.000
5.000
5.050
5.100
V
V
Line Regulation
AMS1085/-1.5/-2.5/-2.85/
-3.0/-3.3/-3.5/-5.0
0.3
0.6
10
10
mV
mV
Load Regulation
(Notes 2, 3)
AMS1085
0.1
0.2
.03
.04
%
%
AMS1085-1.5
AMS1085-2.5
AMS1085-2.85
AMS1085-3.0
AMS1085-3.3
AMS1085-3.5
AMS1085-5.0
3
6
12
20
mV
mV
VIN = 5V, 0 £ IOUT £ 3A
VIN = 5V, 0 £ IOUT £ 3A
VIN = 5V, 0 £ IOUT £ 3A
VIN = 5V, 0 £ IOUT £ 3A
VIN = 5V, 0 £ IOUT £ 3A
VIN = 5.25V, 0 £ IOUT £ 3A
VIN = 8V, 0 £ IOUT £ 3A
3
6
12
20
mV
mV
3
6
12
20
mV
mV
3
6
12
20
mV
mV
3
7
15
25
mV
mV
3
6
15
25
mV
mV
5
10
20
35
mV
mV
Dropout Voltage
AMS1085/-1.5/-2.5/-2.85/
-3.0/-3.3/-3.5/-5.0
V
1.3
1.5
DVOUT , DVREF = 1%, IOUT = 3 A (Note 4)
(VIN - V )
OUT
Advanced Monolithic Systems, Inc. 6680B Sierra Lane, Dublin, CA 94568 Phone (925) 556-9090 Fax (925) 556-9140