AMS1505
ABSOLUTE MAXIMUM RATINGS
(Note 1)
V
POWER
Input Voltage
V
CONTROL
Input Voltage
Operating Junction Temperature
Control Section
Power Transistor
Storage temperature
Soldering information
Lead Temperature (25 sec)
7V
13V
0°C to 125°C
0°C to 150°C
- 65°C to +150°C
Thermal Resistance
TO-220 package
TO-252 package
TO-263 package
*Minimum pad size is 0.038in
2
ϕ
JA
= 50°C/W
ϕ
JA
= 92°C/W*
ϕ
JA
= 30°C/W**
** With package soldering to 0.5in
2
copper area over backside
ground plane or internal power plane
ϕ
JA
can vary from 20°C/W to
>40°C/W
depending on mounting technique.
265°C
ELECTRICAL CHARACTERISTICS
Electrical Characteristics at I
LOAD
= 0 mA, and T
J
= +25°C unless otherwise specified.
Parameter
Reference Voltage
Device
AMS1505
Conditions
V
CONTROL
= 2.75V, V
POWER
=2V, I
LOAD
= 10mA
V
CONTROL
= 2.7V to 12V, V
POWER
=3.3V to 5.5V,
I
LOAD
= 10mA to 5A
V
CONTROL
= 4V, V
POWER
=2.V, I
LOAD
= 0mA
V
CONTROL
= 3V, V
POWER
=2.3V, I
LOAD
= 0mA to 5A
V
CONTROL
= 5V, V
POWER
=3.3V, I
LOAD
= 0mA
V
CONTROL
= 4V, V
POWER
=3.3V, I
LOAD
= 0mA to 5A
V
CONTROL
= 5.35V, V
POWER
=3.35V, I
LOAD
= 0mA
V
CONTROL
= 4.4V, V
POWER
=3.7V, I
LOAD
= 0mA to 5A
V
CONTROL
= 5.5V, V
POWER
=3.5V, I
LOAD
= 0mA
V
CONTROL
= 4.5V, V
POWER
=3.8V, I
LOAD
= 0mA to 5A
V
CONTROL
= 5.8V, V
POWER
=3.8V, I
LOAD
= 0mA
V
CONTROL
= 4.8V, V
POWER
=4.1V, I
LOAD
= 0mA to 5A
V
CONTROL
= 6V, V
POWER
=4V, I
LOAD
= 0mA
V
CONTROL
= 5V, V
POWER
=4.3V, I
LOAD
= 0mA to 5A
V
CONTROL
= 7.5V, V
POWER
=5.5V, I
LOAD
= 0mA
V
CONTROL
= 6.5V, V
POWER
=5.8V, I
LOAD
= 0mA to 5A
I
LOAD
= 10 mA , 1.5V≤ (V
CONTROL
- V
OUT
)
≤
12V
0.8V≤ (V
POWER
- V
OUT
)
≤
5.5V
V
CONTROL
= V
OUT
+ 2.5V, V
POWER
=V
OUT
+ 0.8V,
I
LOAD
= 10mA to 5A
V
CONTROL
= 5V, V
POWER
=3.3V, V
ADJ
= 0V (Note 3)
V
CONTROL
= V
OUT
+ 2.5V, V
POWER
=V
OUT
+ 0.8V,
I
LOAD
= 10mA to 5A
V
CONTROL
= V
OUT
+ 2.5V, V
POWER
=V
OUT
+ 0.8V,
I
LOAD
= 10mA to 5A
V
CONTROL
= 2.75V, V
POWER
= 2.05V, I
LOAD
= 10mA
(V
IN
- V
OUT
) = 5V
Min
1.243
1.237
1.491
1.485
2.485
2.475
2.821
2.833
2.982
2.970
3.280
3.235
3.479
3.430
4.930
4.950
Typ
1.250
1.250
1.500
1.500
2.500
2.500
2.850
2.850
3.000
3.000
3.300
3.300
3.500
3.500
5.000
5.000
1
Max
1.258
1.263
1.509
1.515
2.515
2.525
2.879
2.867
3.018
3.030
3.320
3.333
3.521
3.535
5.030
5.050
3
Units
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
mV
Output Voltage
AMS1505-1.5
AMS1505-2.5
AMS1505-2.85
AMS1505-3.0
AMS1505-3.3
AMS1505-3.5
AMS1505-5.0
Line Regulation
AMS1505/-1.5/-2.5/
-2.85/-3.0/-3.3/-3.5/-5.0
Load Regulation
AMS1505/-1.5/-2.5/
-2.85/-3.0/-3.3/-3.5/-5.0
Minimum Load
Current
Control Pin Current
(Note 4)
Ground Pin Current
(Note 4)
Adjust Pin Current
Current Limit
AMS1505
AMS1505/-1.5/-2.5/
-2.85/-3.0/-3.3/-3.5/-5.0
AMS1505/-1.5/-2.5/
-2.85/-3.0/-3.3/-3.5/-5.0
AMS1505
AMS1505/-1.5/-2.5/
-2.85/-3.0/-3.3/-3.5/-5.0
Ripple Rejection
AMS1505/-1.5/-2.5/
-2.85/-3.0/-3.3/-3.5/-5.0
Thermal Regulation
Thermal Resistance
Junction-to-Case
AMS1505
1
5
mV
5
50
10
85
mA
mA
6
10
mA
50
7.1
8.0
120
µA
A
V
CONTROL
= V
POWER
= V
OUT
+ 2.5V, V
RIPPLE
= 1V
P-P
I
LOAD
= 2A
T
A
= 25°C, 30ms pulse
T Package: Control Circuitry/ Power Transistor
M & D Package: Control Circuitry/ Power Transistor
60
80
dB
0.002
0.020
0.65/2.70
0.65/2.70
%W
°C/W
°C/W
Advanced Monolithic Systems, Inc.
www.advanced-monolithic.com
Phone (925) 443-0722
Fax (925) 443-0723