AAT2315_07 Datasheet, PDF (7/22 Pages) Advanced Analogic Technologies – Dual 600mA Step-Down Converter with Synchronization

Electrical Characteristics
P-Channel R_DS(ON) vs. Input Voltage
1000
900
120°C
800
100°C
85°C
700
600
500
400
25°C
300
2.5
3
3.5
4
4.5
5
5.5
6
Input Voltage (V)
AAT2513
Dual 600mA Step-Down
Converter with Synchronization
V_IH vs. Input Voltage
1.3
1.2
1.1 _-40°C
1.0
25°C
0.9
0.8
85°C
0.7
0.6
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
Input Voltage (V)
V_IL vs. Input Voltage
1.2
1.1
1.0
-40°C
25°C
0.9
0.8
0.7
85°C
0.6
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
Input Voltage (V)
Soft Start
(V_IN = 3.6V; V_OUT = 1.8V; I_OUT = 600mA)
4
3
2
1
0
0.6
0.4
0.2
0.0
-0.2
Time (50µs/div)
Load Transient
(1mA to 450mA; V_IN = 3.6V; V_OUT = 1.8V; C_OUT = 4.7µF)
2.0
1.8
1mA
450mA
0.5
0
Time (20µs/div)
Load Transient
(1mA to 450mA; V_IN = 3.6V; V_OUT = 1.8V; C_OUT = 10µF; C_FF = 100pF)
2.0
1.8
1.6
1mA
450mA
0.5
0.0
-0.5
Time (20µs/div)
2513.2007.04.1.1
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