ADP2503 Analog Devices, ADP2503 Datasheet - Page 6

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

ADP2503/ADP2504
TYPICAL PERFORMANCE CHARACTERISTICS
Figure 5. Efficiency vs. Output Current, PWM Mode (V
1000
1100
100
700
600
500
400
300
200
100
900
800
700
600
500
400
300
200
100
90
80
70
60
50
40
30
20
10
0.001
0
0
0
2.3
2.3
Figure 3. ADP2503 Output Current vs. Input Voltage
Figure 4. ADP2504 Output Current vs. Input Voltage
2.8
2.8
0.01
3.3
3.3
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
I
OUT
3.8
3.8
(A)
V
V
V
V
V
V
V
V
V
V
4.3
V
V
V
V
V
V
4.3
IN
IN
IN
IN
0.1
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
= 5.5V
= 4.2V
= 3.6V
= 2.3V
= 2.8V
= 3.3V
= 3.5V
= 4.2V
= 4.5V
= 5.0V
= 2.8V
= 3.3V
= 3.5V
= 4.2V
= 4.5V
= 5.0V
4.8
4.8
OUT
= 5.0 V)
5.3
5.3
1
Rev. B | Page 6 of 16
Figure 6. Efficiency vs. Output Current, PSM and PWM Mode (V
Figure 8. Efficiency vs. Output Current, PSM and PWM Mode (V
Figure 7. 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
0.001
0
0
0
0.01
0.01
0.01
I
I
I
OUT
OUT
OUT
(A)
(A)
(A)
V
V
V
V
V
V
V
V
V
V
V
V
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
0.1
0.1
0.1
= 5.5V
= 4.2V
= 3.6V
= 2.3V
= 5.5V
= 4.2V
= 3.6V
= 2.3V
= 5.5V
= 4.2V
= 3.6V
= 2.3V
OUT
= 3.3 V)
OUT
OUT
= 5.0 V)
= 3.3 V)
1
1
1