AS1331-BTDT-25-1K austriamicrosystems, AS1331-BTDT-25-1K Datasheet - Page 7

• Manufacturer Part Number: AS1331-BTDT-25-1K
• Description: IC CONV BUCK/BOOST 2.5V 10TDFN
• Manufacturer: austriamicrosystems
• Type: Step-Down (Buck), Step-Up (Boost)r

Specifications of AS1331-BTDT-25-1K

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 2.5V
• Current - Output: 300mA
• Voltage - Input: 1.8 ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Frequency - Switching: -
• Other names: AS1331-BTDT-25-1KTR

AS1331
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
Figure 11. Load Regulation vs. Load Current
Figure 13. I
www.austriamicrosystems.com/DC-DC_Buck-Boost/AS1331
Figure 9. I
3.38
3.36
3.34
3.32
3.28
3.26
3.24
-0.1
-0.2
30
25
20
15
10
0.4
0.3
0.2
0.1
5
0
3.3
0
1.8 2.2 2.6 3.0 3.4 3.8 4.2 4.6 5.0 5.4
-45 -30 -15
0.1
IN
FB
Short Circuit vs. Input Voltage
vs. Temperature; V
3.6V
5.0V
5.5V
1
Load Current (mA)
Temperature (°C)
Input Voltage (V)
0
15
10
30
IN
= 5V
45
100
60
Vout - 10uF
Vout - 22uF
Vout - 47uF
75
1000
90
Revision 1.04
Figure 14. EN Pin Threshold
Figure 10. V
Figure 12. V
3.25
2.75
2.25
250
200
150
100
0.9
0.8
0.7
0.6
3.5
2.5
50
1
0
3
2
-45 -30 -15
1.5
-45 -30 -15
OUT
OUT
2
Regulation vs. Temperature
Ripple vs. Input Voltage
2.5
Temperature (°C)
Temperature (°C)
0
Input Voltage (V)
0
3
15
15
3.5
30
30
V
V
V
OUT
OUT
OUT
4
45
45
= 3.3V
= 3.0V
= 2.5V
4.5
60
60
up-ON
down-OFF
10uF / Vpp
22uF / Vpp
47uF / Vpp
75
75
5
90
5.5
90
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