AAT3125 Datasheet, PDF (7/12 Pages) Advanced Analogic Technologies – USB OTG 5V Charge Pump

AAT3125
USB OTG 5V Charge Pump
Typical Characteristics
Unless otherwise noted, V_IN = 3.5V, C_IN = C_OUT = C₁ = C₂ = 1µF, T_A = 25°C.
Operating Current vs. Input Voltage
(EN = 1; SR = 0; Charge Pump Mode)
1.200
1.000
0.800
0.600
0.400
0.200
0.000
0
1
2
3
4
5
6
Input Voltage (V)
Operating Current vs. Input Voltage
(EN = 1; SR = 0; Outside Current Source Mode)
80
70
60
50
40
30
20
10
0
0
1
2
3
4
5
Input Voltage (V)
Shutdown Current vs. Input Voltage
(EN = 0; SR = 1)
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
0
1
2
3
4
5
6
Input Voltage (V)
I_CCOUT vs. V_OUT
10
9
8
7
6
5
4
3
2
1
0
0
1
2
3
4
5
6
Output Voltage (V)
I_SR vs. V_OUT
(EN = 1; SR = 1)
Charge Pump POK Timing
15
OUT (5V/div)
EN (2V/div)
V_IN = 4.2V
10
POK2 (5V/div)
POK1 (5V/div)
V_IN = 3.2V
SESDET (5V/div)
SRRDY (5V/div)
5
0
1
2
3
4
Output Voltage (V)
Time (100µs/div)
3125.2005.12.1.4
7