ame7720 AKM Semiconductor, Inc., ame7720 Datasheet - Page 7

• Manufacturer Part Number: ame7720
• Description: Step-up/step-down 60ma Regulated Charge Pump - Asahi Kasei Microsystems
• Manufacturer: AKM Semiconductor, Inc.

n Electrical Specifications(AME7721)
AME7720 / 7721
Note 1: Effective series resistance (ESR) of capacitors is < 0.1 .
T
Typical Values are at T
A
Input Voltage
Output Voltage
Quiescent Current
Output Current
Short Circuit Current Limit
Ripple Voltage
Efficiency
Frequency
V
Over Temperature Shutdown
Over Temperature Hysterisis
=-40
OUT
O
Turn-on time
C to +85
Parameter
AME, Inc.
1
O
C, V
IN
A
=25
= V
OUT
O
C
/2+0.75V, I
Symbol
V
V
OTS
OTH
RIPPLE
I
f
V
t
OUT
I
OSC
OUT
I
SC
ON
Q
IN
OUT
= 5mA C
1.8V < V
I
I
I
I
Oscillator Free
OUT
OUT
OUT
OUT
I
I
I
OUT
OUT
OUT
V
I
OUT
V
V
Running
IN
<= 15mA, 2.7V < V
<= 60mA, 3.0V < V
<= 15mA, 1.8V < V
<= 60mA, 2.2V < V
IN
IN
= 15mA,
= 60mA
= 60mA
= 2.7V
=0mA
IN
= 3V,
= 3V,
Test Conditions
IN
= 2.2 F , C
V
V
< 5V,
V
V
OUT
OUT
OUT
OUT
60mA Regulated Charge Pump
= 3.3V
= GND
= 5V
= 5V
PUMP
T
A
=-40~+85
T
T
IN
IN
IN
IN
A
A
= 0.22 F
=25
=25
< 5.5V
< 5.5V
< 5.5V
< 5.5V
o
o
C
C
o
C
Step-Up/Step-Down
Min
4.75
3.14
2.7
1.8
60
0.15
Typ
1.0
160
3.3
60
80
50
90
20
5
Max
5.25
3.46
100
5.5
5.5
mVp-p
Units
MHz
mA
mA
ms
o
%
V
V
C
A
7