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參數(shù)資料
| 型號(hào)： | AAT3111IJS-3.3-T1 |
| 廠商： | Advanced Analog Technology,lnc. |
| 英文描述： | MicroPower⑩ Regulated Charge Pump |
| 中文描述： | 微功耗穩(wěn)壓電荷泵⑩ |
| 文件頁(yè)數(shù)： | 4/16頁(yè) |
| 文件大?。?/td> | 342K |
| 代理商： | AAT3111IJS-3.3-T1 |
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Electrical Characteristics
T
A
= -40°C to +85°C, unless otherwise noted. Typical values are T
A
= 25°C, C
FLY
= 1μF, C
IN
= 10μF,
C
OUT
= 10μF.
Symbol
Description
Conditions
Min
Typ
Max
Units
AAT3111-3.3
V
IN
I
Q
Input Voltage
No Load Supply Current
1
V
OUT
= 3.3V
1.8V < V
IN
< 3.3V, I
OUT
= 0mA, SHDN = V
IN
1.8V < V
IN
< 3.3V, I
OUT
= 20mA
2.5V < V
IN
< 3.3V, I
OUT
= 100mA
1.8V < V
IN
< 3.3V, I
OUT
= 0mA, V
SHDN
= 0
V
IN
= 2.0V, I
OUT
= 50mA
V
IN
= 1.8V, I
OUT
= 25mA
Oscillator Free Running
1.8
V
OUT
30
3.43
3.43
1
V
μA
20
3.30
3.30
0.01
20
91
750
V
OUT
Output Voltage
3.17
3.17
V
I
SHDN
V
RIPPLE
η
f
OSC
V
IH
V
IL
I
IH
I
IL
t
ON
I
SC
AAT3111-3.6
V
IN
I
Q
Shutdown Supply Current
Ripple Voltage
Efficiency
Frequency
SHDN Input Threshold High
SHDN Input Threshold Low
SHDN Input Current High
SHDN Input Current Low
V
OUT
Turn-On Time
Short-Circuit Current
2
μA
mV
P-P
%
kHz
V
V
μA
μA
ms
mA
1.4
0.3
1
1
SHDN = V
IN
SHDN = GND
V
IN
= 1.8V, I
OUT
= 0mA
V
IN
= 1.8V, V
OUT
= GND, SHDN = 3V
-1
-1
0.2
300
Input Voltage
No Load Supply Current
1
V
OUT
= 3.6V
1.8V < V
IN
< 3.6V, I
OUT
= 0mA, SHDN = V
IN
2.0V < V
IN
< 3.6V, I
OUT
≤
20mA
3.0V < V
IN
< 3.6V, I
OUT
≤
100mA
1.8V < V
IN
< 3.6V, I
OUT
= 0mA, V
SHDN
= 0
V
IN
= 2.5V, I
OUT
= 50mA
V
IN
= 3V, I
OUT
= 100mA
V
IN
= 2.0V, I
OUT
= 20mA
Oscillator Free Running
1.8
V
OUT
30
3.74
3.74
1
V
μA
20
3.6
3.6
0.01
25
30
90
750
V
OUT
Output Voltage
3.46
3.46
V
I
SHDN
Shutdown Supply Current
μA
V
RIPPLE
Ripple Voltage
mV
P-P
η
Efficiency
Frequency
SHDN Input Threshold High
SHDN Input Threshold Low
SHDN Input Current High
SHDN Input Current Low
V
OUT
Turn-On Time
Short-Circuit Current
2
%
kHz
V
V
μA
μA
ms
mA
f
OSC
V
IH
V
IL
I
IH
I
IL
t
ON
I
SC
1.4
0.3
1
1
SHDN = V
IN
SHDN = GND
V
IN
= 1.8V, I
OUT
= 0mA
V
IN
= 1.8V, V
OUT
= GND, SHDN = 3V
-1
-1
0.2
300
AAT3111
MicroPower Regulated Charge Pump
4
3111.2006.06.1.3
1. Under short-circuit conditions, the device may enter over-temperature protection mode.
2. I
Q
= I
VIN
+ I
VOUT
. V
OUT
is pulled up to 3.8V to prevent switching.
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