 English |
|
|
|
|
|
|
|
| AME7720 Datasheet, PDF (7/16 Pages) Asahi Kasei Microsystems – Step-Up/Step-Down 60mA Regulated Charge Pump | |||
| |||
| ◁ |
AME, Inc.
AME7720 / 7721
Step-Up/Step-Down
60mA Regulated Charge Pump
n Electrical Specifications(AME7721)
TA=-40OC to +85OC, VIN = VOUT/2+0.75V, IOUT = 5mA CIN = 2.2µF , CPUMP = 0.22 µF
Typical Values are at TA=25OC
Parameter
Symbol
Test Conditions
Min Typ Max
Units
Input Voltage
Output Voltage
Quiescent Current
Output Current
Short Circuit Current Limit
Ripple Voltage1
Efficiency
Frequency
VOUT Turn-on time
Over Temperature Shutdown
Over Temperature Hysterisis
VIN
VOUT
IQ
IOUT
ISC
VRIPPLE
η
fOSC
tON
OTS
OTH
VOUT = 5V
VOUT = 3.3V
IOUT <= 15mA, 2.7V < VIN < 5.5V
IOUT <= 60mA, 3.0V < VIN < 5.5V
IOUT <= 15mA, 1.8V < VIN < 5.5V
IOUT <= 60mA, 2.2V < VIN < 5.5V
1.8V < VIN < 5V,
IOUT=0mA
TA=-40~+85oC
VOUT = 5V
VOUT = GND
VIN = 3V,
IOUT = 60mA
IOUT = 15mA,
VIN = 2.7V
Oscillator Free
Running
TA=25oC
VIN = 3V,
IOUT = 60mA
TA=25oC
2.7
1.8
4.75 5
3.14 3.3
60
60
80
50
90
1.0
0.15
160
20
5.5
5.5
5.25
3.46
100
V
V
µA
mA
mA
mVp-p
%
MHz
ms
oC
Note 1: Effective series resistance (ESR) of capacitors is < 0.1â¦.
7
|
▷ |
German
Russian
Spanish
Italian
Polish
Chinese
Japanese
Korean
French
Portuguese