AS1301 austriamicrosystems AG, AS1301 Datasheet - Page 5

• Manufacturer Part Number: AS1301
• Description: 5V/50mA Low Noise Inductorless Boost Converter
• Manufacturer: austriamicrosystems AG

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AS1301
Data Sheet
7 Typical Operating Characteristics
V
Figure 3. Efficiency vs.Input Voltage, I
Figure 5. Efficiency vs.Input Voltage, I
Figure 7. Efficiency vs.Input Voltage, I
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IN
= 2.7 to 5.25V, V
100
100
100
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
0
0
0
2.75
2.75
2.75
mode
1:2
mode
mode
- Ty p i c a l O p e r a t i n g C h a r a c t e r i s t i c s
1:2
1:2
3.25
3.25
3.25
Input Voltage (V)
Input Voltage (V)
Input Voltage (V)
OUT
3.75
3.75
3.75
= 5V, C
mode
mode
2:3
2:3
mode
2:3
4.25
4.25
4.25
OUT
= C
4.75
4.75
4.75
LOAD
LOAD
LOAD
BAT
mode
mode
mode
=10mA
=30mA
=50mA
1:1
1:1
1:1
= 2.2µF, C
5.25
5.25
5.25
Revision 1.00
FLY1
= C
Figure 4. Efficiency vs.Input Voltage, I
Figure 6. Efficiency vs.Input Voltage, I
Figure 8. Quiescent Current vs. Input Voltage
FLY2
100
100
3.5
2.5
1.5
0.5
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
3
2
1
0
0
0
2.25
2.75
2.75
=220nF, T
mode
1:2
mode
1:2
3.25
3.25
AMB
Input Voltage (V)
Input Voltage (V)
Input Voltage (V)
3.25
3.75
= +25ºC. Unless otherwise specified
3.75
mode
mode
2:3
2:3
4.25
4.25
4.25
4.75
4.75
LOAD
LOAD
mode
mode
=20mA
=40mA
1:1
1:1
5.25
5.25
5.25
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