AS1332 austriamicrosystems AG, AS1332 Datasheet - Page 6

• Manufacturer Part Number: AS1332
• Description: 650mA Step-Down DC-DC Converter
• Manufacturer: austriamicrosystems AG

AS1332
Datasheet - 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
7 Typical Operating Characteristics
Circuit in
(GRM21BR61C106KA01), C
Figure 5. Switching Frequency Variation vs. Temp.
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Figure 3. I
-1
-2
-3
-4
1.4
1.2
0.8
0.6
0.4
0.2
4
3
2
1
0
1
-40
2.5
Figure 31 on page
Q
vs. V
-15
3
IN
- 45°C
+ 25°C
+ 95°C
; V
Temperature (°C)
Supply Voltage (V)
3.5
CON
10
= 2V, FB = 0V, no switching
12, PVIN = V
OUT
4
= 4.7µF (GRM32ER71H475KA88) unless otherwise noted;
35
4.5
DD
60
= EN = 3.6V, L = 3.3µH (LPS4018-332ML_), C
5
Vi n=2.7V
Vi n=3.6V
Vi n=4.2V
Vi n=5.5V
5.5
85
Revision 1.01
Figure 4. I
Figure 6. V
1.39
1.36
1.33
1.27
1.24
1.21
0.25
0.15
0.05
0.2
0.1
1.3
0
-40
2.7
SHDN
OUT
3.1
vs. V
vs. Temperature; V
-15
Vi n=2.7V
Vi n=3.6V
Vi n=4.2V
Vi n=5.5V
Iout=50mA
Iout=300mA
Iout=650mA
3.5
IN
Temperature (°C)
Supply Voltage (V)
; V
10
OUT
3.9
= 1.3V
IN
4.3
35
= 10µF
CON
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4.7
= 0V, EN = 0V
60
5.1
5.5
85
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