AAT1230_07 Datasheet, PDF (7/21 Pages) Advanced Analogic Technologies – 18V 100mA Step-Up Converter

Typical Characteristics
Load Transient Response
(V_IN = 4.2V; I_OUT = 20mA–60mA; V_OUT = 18V)
18.10
1.5
18.05
1.2
18.00
0.9
17.95
0.6
17.90
0.3
17.85
0.0
17.80
-0.3
Time (200µs/div)
P-Channel R_DS(ON) vs. Input Voltage
300
280
120°C
100°C
260
240
220
200
180
160
25°C
140
85°C
120
100
2.5
3
3.5
4
4.5
5
5.5
6
Input Voltage (V)
AAT1230 Soft Start
(V_IN = 3.6V; C_IN = 2.2µF; I_OUT = 100mA; V_OUT = 12V)
16
2.8
12
2.4
8
2.0
4
1.6
0
1.2
-4
0.8
-8
0.4
-12
0.0
-16
-0.4
Time (200µs/div)
AAT1230/1230-1
18V 100mA Step-Up Converter
Load Transient Response
(V_IN = 3.6V; I_OUT = 20mA–60mA; V_OUT = 12V)
12.10
1.50
12.05
1.20
12.00
0.90
11.95
0.60
11.90
0.30
11.85
0.00
11.80
-0.30
Time (200µs/div)
N-Channel R_DS(ON) vs. Input Voltage
110
100
120°C _100°C
90
80
70
60
50
25°C
85°C
40
2.5
3
3.5
4
4.5
5
5.5
6
Input Voltage (V)
AAT1230-1 Soft Start
(V_IN = 3.6V; C_IN = 2.2µF; I_OUT = 100mA; V_OUT = 18V)
20
2.8
15
2.4
10
2.0
5
1.6
0
1.2
-5
0.8
-10
0.4
-15
0.0
-20
-0.2
Time (1ms/div)
1230.2007.06.1.6
7