ADP2503 Analog Devices, ADP2503 Datasheet - Page 7

• Manufacturer Part Number: ADP2503
• Description: 600 mA, 2.5 MHz Buck-Boost DC-to-DC Converter
• Manufacturer: Analog Devices

Figure 10. Efficiency vs. Output Current, PSM and PWM Mode (V
Figure 9. Efficiency vs. Output Current, PWM Mode (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
0.001
0.001
0
0
0
2.3
Figure 11. Efficiency vs. Input Voltage (V
2.8
I
I
I
OUT
OUT
OUT
= 500mA
= 100mA
= 10mA
3.3
0.01
0.01
I
I
OUT
OUT
3.8
V
IN
(V)
(A)
(A)
4.3
V
V
V
V
V
V
V
V
IN
IN
IN
IN
0.1
IN
IN
IN
IN
0.1
= 5.5V
= 4.2V
= 3.6V
= 2.3V
= 5.5V
= 4.2V
= 3.6V
= 2.3V
OUT
4.8
= 3.3 V)
OUT
5.3
= 2.8 V)
OUT
1
1
= 2.8 V)
Rev. B | Page 7 of 16
Figure 13. Frequency vs. Input Voltage Over Temperature (V
2.8
2.7
2.6
2.5
2.4
2.3
2.2
3.35
3.33
3.31
3.29
3.27
3.25
50
45
40
35
30
25
20
15
10
Figure 14. Quiescent Current vs. Input Voltage (V
5
0
2.3
2.3
0
Figure 12. Load Regulation (V
0.1
2.7
2.7
0.2
3.1
3.1
0.3
3.5
3.5
0.4
V
V
IN
IN
I
OUT
3.9
3.9
(V)
(V)
0.5
ADP2503/ADP2504
(A)
IN
= 3.6 V, V
0.6
4.3
4.3
–40°C
+25°C
+85°C
0.7
4.7
4.7
OUT
= 3.3 V)
0.8
OUT
5.1
5.1
= 3.3 V)
0.9
OUT
= 3.3 V)
5.5
5.5
1.0