AMS2501/AMS2502
ABSOLUTE MAXIMUM RATINGS
(Note 1)
V
POWER
Input Voltage
V
CONTROL
Input Voltage
Operating Junction Temperature
Control Section
Power Transistor
Storage temperature
7V
13V
0°C to 125°C
0°C to 150°C
- 65°C to +150°C
Soldering information
Lead Temperature (25 sec)
Thermal Resistance
SO-8 package
265°C
ϕ
JA
= 160°C/W
ELECTRICAL CHARACTERISTICS
Electrical Characteristics at I
LOAD
= 0 mA, and T
J
= +25°C unless otherwise specified.
Parameter
Reference Voltage
Device
AMS2501/AMS2502
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 1A
V
CONTROL
= 4V, V
POWER
=2.V, I
LOAD
= 0mA
V
CONTROL
= 3V, V
POWER
=2.3V, I
LOAD
= 0mA to 1A
V
CONTROL
= 4V, V
POWER
=2.V, I
LOAD
= 0mA
V
CONTROL
= 3V, V
POWER
=2.3V, I
LOAD
= 0mA to 1A
V
CONTROL
= 5V, V
POWER
=3.3V, I
LOAD
= 0mA
V
CONTROL
= 4V, V
POWER
=3.3V, I
LOAD
= 0mA to 1A
V
CONTROL
= 5.35V, V
POWER
=3.35V, I
LOAD
= 0mA
V
CONTROL
= 4.4V, V
POWER
=3.7V, I
LOAD
= 0mA to 1A
V
CONTROL
= 5.5V, V
POWER
=3.5V, I
LOAD
= 0mA
V
CONTROL
= 4.5V, V
POWER
=3.8V, I
LOAD
= 0mA to 1A
V
CONTROL
= 5.8V, V
POWER
=3.8V, I
LOAD
= 0mA
V
CONTROL
= 4.8V, V
POWER
=4.1V, I
LOAD
= 0mA to 1A
V
CONTROL
= 6V, V
POWER
=4V, I
LOAD
= 0mA
V
CONTROL
= 5V, V
POWER
=4.3V, I
LOAD
= 0mA to 1A
V
CONTROL
= 7.5V, V
POWER
=5.5V, I
LOAD
= 0mA
V
CONTROL
= 6.5V, V
POWER
=5.8V, I
LOAD
= 0mA to 1A
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 1A
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
V
CONTROL
= V
OUT
+ 2.5V, V
POWER
=V
OUT
+ 0.8V,
I
LOAD
= 10mA
V
CONTROL
= 2.75V, V
POWER
= 2.05V, I
LOAD
= 10mA
V
POWER
=V
OUT
+ 0.8V
Min
1.238
1.232
1.491
1.485
1.782
1.773
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
1.800
1.800
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
1.262
1.268
1.509
1.515
1.818
1.827
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
V
V
mV
Output Voltage
AMS2501/AMS2502-1.5
AMS2501/AMS2502-1.8
AMS2501/AMS2502-2.5
AMS2501/AMS2502-2.85
AMS2501/AMS2502-3.0
AMS2501/AMS2502-3.3
AMS2501/AMS2502-3.5
AMS2501/AMS2502-5.0
Line Regulation
AMS2501/AMS2502-1.5/-
1.8/-2.5/-2.85/-3.0/-3.3/-
3.5/-5.0
AMS2501/AMS2502-1.5/-
1.8/-2.5/-2.85/-3.0/-3.3/-
3.5/-5.0
AMS2501/AMS2502
AMS2501/AMS2502-1.5/-
1.8/-2.5/-2.85/-3.0/-3.3/-
3.5/-5.0
AMS2501/AMS2502-1.5/-
1.8/-2.5/-2.85/-3.0/-3.3/-
3.5/-5.0
AMS2501/AMS2502
AMS2501/AMS2502-1.5/-
1.8/-2.5/-2.85/-3.0/-3.3/-
3.5/-5.0
AMS2501/AMS2502-1.5/-
1.8/-2.5/-2.85/-3.0/-3.3/-
3.5/-5.0
Load Regulation
1
5
mV
Minimum Load
Current
Control Pin Current
(Note 4)
Ground Pin Current
(Note 4)
Adjust Pin Current
Current Limit
5
10
10
16
mA
mA
6
10
mA
40
1.0
1.2
120
1.5
µA
A
Ripple Rejection
V
CONTROL
= V
POWER
= V
OUT
+ 2.5V, V
RIPPLE
= 1V
P-P
I
LOAD
= 1A
60
80
dB
Advanced Monolithic Systems, Inc.
www.advanced-monolithic.com
Phone (925) 443-0722
Fax (925) 443-0723
ADMOS [ ADVANCED MONOLITHIC SYSTEMS ]
