AME, Inc.
AME7730
Output Voltage vs. Output Current
5.2
5.0
60
100mA Regulated Charge Pump
Supply Current vs. Supply Voltage
Supply Current (µA)
Output Voltage (V)
4.8
4.6
4.4
4.2
4.0
3.8
3.6
3.4
3.2
0
V
IN
= 3.3V
V
IN
= 3.6V
58
56
54
52
50
48
46
2.5
I
OUT
= 0µA
V
EN
= V
IN
C
FLY
= 1µF
V
IN
= 3.0V
V
IN
= 2.7V
50
100
150
Output Current (mA)
3
3.5
4
4.5
5
5.5
Supply Voltage (V)
Efficiency vs. Supply Voltage
95
90
85
100
Efficiency vs. Load Current
I
Load
= 25mA
90
80
V
IN
= 3.0V
V
IN
= 2.7V
Efficiency (%)
I
Load
= 50mA
I
Load
= 100mA
Efficiency (%)
80
75
70
65
60
55
50
45
2.5
70
60
50
40
30
20
10
0
0.01
0.1
1
10
100
1000
V
IN
= 3.3V
V
IN
= 3.6V
3
3.5
4
4.5
5
Supply Voltage (V)
Load Current (mA)
Oscillator Frequency vs. Supply Voltage
5.2
Output Voltage vs. Input Voltage
1600
T
A
= 20
o
C
Frequency (KHz)
1400
T
A
= 85
o
C
1200
Output Voltage (V)
4.8
T
A
= -20
o
C
4.4
1000
T
A
= 25
o
C
4.0
T
A
=
3.6
55
o
C
One Shot Pulse
t = 100msec
800
T
A
= -40
o
C
600
I
OUT
= 200mA
3.2
3.2
3.4
3.6
3.8
4.0
4.2
400
2.5
2.7
3
3.5
4
4.5
5
Supply Voltage (V)
Input Voltage (V)
Rev.A.01
7
AME [ ANALOG MICROELECTRONICS ]
