AS1334-BTDT-15 Просмотр технического описания (PDF) - austriamicrosystems AG
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AS1334-BTDT-15 Datasheet PDF : 19 Pages
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AS1334
Datasheet - Typical Operating Characteristics
7 Typical Operating Characteristics
Circuit in Figure 23 on page 11, PVIN = VDD = EN = 3.6V, L = 3.3µH (LPS4018-332ML_), CIN = COUT = 10µF (GRM21BR61C106KA01)
unless otherwise noted.
Figure 3. Quiescent Current vs. VIN
Figure 4. Shutdown Current vs. Temperature
0.55
0.3
lid 0.5
0.25
0.2
Vi n=3.25V
Vi n=3.6V
Vi n=4.2V
Vi n=5.5V
0.45
0.15
va 0.4
ill -45°C
0.35
+ 25°C
+ 85°C
t 2.5
3
3.5
4
4.5
5
5.5
Supply Voltage (V)
G s Figure 5. Switching Frequency Variation vs. Temperature
A t 4
3
s n 2
m te 1
0
a n -1
o -2
c -3
l -4
Technica -40
Vi n=3.6V
Vi n=4.2V
Vi n=5.5V
-15
10
35
60
85
Temperature (°C)
0.1
0.05
0
-40
-15
10
35
60
85
Temperature (°C)
Figure 6. Output Voltage vs. Supply Voltage
3.06
3.04
3.02
3
2.98
2.96
2.94
3.25
Iout=50mA
Iout=300mA
Iout=650mA
3.75
4.25
4.75
Supply Voltage (V)
5.25
www.austriamicrosystems.com/DC-DC_Step-Down/AS1334
Revision 1.09
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