ADP2107 Analog Devices, ADP2107 Datasheet - Page 9

• Manufacturer Part Number: ADP2107
• Description: 2 Amp Synchronous, Step-Down DC-to-DC Converter
• Manufacturer: Analog Devices

1.85
1.83
1.81
1.79
1.77
1.75
100
100
95
90
85
80
75
70
65
60
55
50
95
90
85
80
75
70
65
60
55
50
Figure 13. Output Voltage Accuracy—ADP2107 (1.8 V)
0.1
1
1
V
V
IN
2.7V, –40°C
3.6V, –40°C
5.5V, –40°C
IN
= 4.2V
= 3.6V
Figure 11. Efficiency—ADP2107 (1.2 V)
Figure 12. Efficiency—ADP2107 (3.3 V)
1
V
10
10
IN
V
= 3.6V
IN
V
LOAD CURRENT (mA)
LOAD CURRENT (mA)
LOAD CURRENT (mA)
= 4.2V
IN
2.7V, +25°C
3.6V, +25°C
5.5V, +25°C
= 2.7V
10
100
100
V
IN
INDUCTOR: CDRH5D28, 2.5µH
DCR: 13mΩ
T
V
A
= 5.5V
IN
= 25°C
100
= 5.5V
INDUCTOR: SD12, 1.2µH
DCR: 37mΩ
T
2.7V, +125°C
3.6V, +125°C
5.5V, +125°C
A
= 25°C
1k
1k
1k
10k
10k
10k
Rev. C | Page 9 of 36
1.23
1.22
1.21
1.20
1.19
1.18
1.17
3.38
3.36
3.34
3.32
3.30
3.28
3.26
3.24
3.22
100
95
90
85
80
75
70
65
60
55
50
0.01
0.01
Figure 15. Output Voltage Accuracy—ADP2107 (1.2 V)
Figure 16. Output Voltage Accuracy—ADP2107 (3.3 V)
1
2.7V, –40°C
3.6V, –40°C
5.5V, –40°C
3.6V, –40°C
5.5V, –40°C
Figure 14. Efficiency—ADP2107 (1.8 V)
0.1
0.1
ADP2105/ADP2106/ADP2107
10
V
IN
V
= 2.7V
IN
LOAD CURRENT (mA)
1
LOAD CURRENT (mA)
1
LOAD CURRENT (mA)
= 4.2V
2.7V, +25°C
3.6V, +25°C
5.5V, +25°C
3.6V, +25°C
5.5V, +25°C
100
V
10
10
IN
= 3.6V
INDUCTOR: D62LCB, 1.5µH
DCR: 21mΩ
T
V
A
IN
= 25°C
2.7V, +125°C
3.6V, +125°C
5.5V, +125°C
3.6V, +125°C
5.5V, +125°C
= 5.5V
100
100
1k
1k
1k
10k
10k
10k