ADP2105-EVALZ Analog Devices Inc, ADP2105-EVALZ Datasheet - Page 9

• Manufacturer Part Number: ADP2105-EVALZ
• Description: BOARD EVAL 2.5V ADJ ADP2105
• Manufacturer: Analog Devices Inc

Specifications of ADP2105-EVALZ

• Design Resources: Powering the AD9788 Using ADP2105 for Increased Efficiency (CN0141)
• Main Purpose: DC/DC, Step Down
• Outputs And Type: 1, Non-Isolated
• Voltage - Output: 2.5V
• Current - Output: 1A
• Voltage - Input: 2.7 ~ 5.5V
• Regulator Topology: Buck
• Frequency - Switching: 1.2MHz
• Board Type: Fully Populated
• Utilized Ic / Part: ADP2105
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Lead Free Status / RoHS Status: Compliant, Lead free / RoHS Compliant

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