AAT2503 Datasheet, PDF (10/22 Pages) Advanced Analogic Technologies – Adjustable 3-Channel Regulator

Typical Characteristics—LDO Regulator
2.5
2.0
1.5
1.0
0.5
0.0
-0.5
I_OUT = 1mA
-1.0
-1.5
-2.0
-2.5
-40
-20
DC Regulation
(V_IN = 3.6V; V_OUT = 2.8V)
I_OUT = 50mA
I_OUT = 100mA _{IOUT = 150mA}
0
20
40
60
80
100
Temperature (°C)
DATA SHEET
AAT2503
Adjustable Three-Channel Regulator
Quiescent Current vs. Input Voltage
(V_LDO = 2.8V)
35
31
I_OUT = 150mA _{IOUT = 50mA}
I_OUT = 100mA
27
23
I_OUT = 0mA ^{IOUT = 10mA}
19
15
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
Input Voltage (V)
Turn-On Response Time
(V_IN = 3.6V; V_OUT = 1.8V; I_OUT = 150mA)
6
7
4
6
2
5
0
4
-2
3
-4
2
-6
1
-8
0
-10
-1
Time (10µs/div)
Turn-Off Response Time
(V_IN = 3.6V; V_OUT = 1.8V; I_OUT = 150mA)
6
7
4
6
2
5
0
4
-2
3
-4
2
-6
1
-8
0
-10
-1
Time (50µs/div)
Load Transient
(V_IN = 3.6V; V_OUT = 1.8V; I_OUT = 1mA to 100mA)
2.2
0.7
2.0
0.6
1.8
0.5
1.6
0.4
1.4
0.3
1.2
0.2
1.0
0.1
0.8
0.0
0.6
-0.1
Time (200µs/div)
Load Transient
(V_IN = 3.6V; V_OUT = 1.8V; I_OUT = 50mA to 100mA)
2.2
0.7
2.0
0.6
1.8
0.5
1.6
0.4
1.4
0.3
1.2
0.2
1.0
0.1
0.8
0.0
0.6
-0.1
Time (50µs/div)
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • [e-mail] • www.skyworksinc.com
10
202016B • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • March 19, 2013