ADP2119-EVALZ Analog Devices Inc, ADP2119-EVALZ Datasheet - Page 14

• Manufacturer Part Number: ADP2119-EVALZ
• Description: Step-Down Regulator Eval. Board
• Manufacturer: Analog Devices Inc

Specifications of ADP2119-EVALZ

• Silicon Manufacturer: Analog Devices
• Application Sub Type: Step Down DC/DC Converter
• Kit Application Type: Power Management - Voltage Regulator
• Silicon Core Number: ADP2119
• Main Purpose: DC/DC, Step Down
• Outputs And Type: 1, Non-Isolated
• Voltage - Output: 0.6V ~ Vin
• Current - Output: 2A
• Voltage - Input: 2.3 ~ 5.5 V
• Regulator Topology: Buck
• Frequency - Switching: 1.2MHz
• Board Type: Fully Populated
• Utilized Ic / Part: ADP2119
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ADP2119/ADP2120
–16
–32
–48
–64
–80
–16
–32
–48
–64
–80
80
64
48
32
16
80
64
48
32
16
Figure 46. ADP2120 Bode Plot at V
Figure 47. ADP2120 Bode Plot at V
0
0
1k
1k
CROSS FREQUENCY: 78kHz
PHASE MARGIN: 50°
CROSS FREQUENCY: 61kHz
PHASE MARGIN: 54°
10k
10k
L = 2.2 μH, C
L = 2.2 μH, C
FREQUENCY (Hz)
FREQUENCY (Hz)
OUT
OUT
100k
100k
IN
IN
= 2 ×10 μF
= 2 ×10 μF
= 5 V, V
= 5 V, V
OUT
OUT
= 1.8 V, I
= 2.5 V, I
1M
1M
O
O
= 1.25 A,
= 1.25 A,
200
160
120
80
40
0
–40
–80
–120
–160
–200
200
160
120
80
40
0
–40
–80
–120
–160
–200
Rev. 0 | Page 14 of 24
–16
–32
–48
–64
–80
80
64
48
32
16
Figure 48. ADP2120 Bode Plot at V
0
1k
CROSS FREQUENCY: 48kHz
PHASE MARGIN: 60°
10k
L = 2.2 μH, C
FREQUENCY (Hz)
OUT
100k
IN
= 2 ×10 μF
= 5 V, V
OUT
= 3.3 V, I
1M
O
= 1.25 A,
200
160
120
80
40
0
–40
–80
–120
–160
–200