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ADP2120ACPZ-2.5-R7 数据表(PDF) 7 Page - Analog Devices

部件名 ADP2120ACPZ-2.5-R7
功能描述  2 A/1.25 A, 1.2 MHz, Synchronous, Step-Down DC-to-DC Regulators
PDF  24 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

ADP2120ACPZ-2.5-R7 数据表(HTML) 7 Page - Analog Devices

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ADP2119/ADP2120
Rev. 0 | Page 7 of 24
TYPICAL PERFORMANCE CHARACTERISTICS
TA = 25°C, VIN = VPVIN = 5 V, VOUT = 1.2 V, L = 1.5 μH, CIN = 22 μF, COUT = 2 × 22 μF, unless otherwise noted.
100
0
10
20
30
40
50
60
70
80
90
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
OUTPUT CURRENT (A)
VOUT = 1.0V
VOUT = 1.2V
VOUT = 1.5V
VOUT = 1.8V
VOUT = 2.5V
INDUCTOR SUMIDA
CDRH5D18BHPNP-1R5M
Figure 4. Efficiency (ADP2119, VIN = 3.3 V, FPWM) vs. Output Current
100
0
10
20
30
40
50
60
70
80
90
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
OUTPUT CURRENT (A)
VOUT = 1.0V
VOUT = 1.2V
VOUT = 1.5V
VOUT = 1.8V
VOUT = 2.5V
VOUT = 3.3V
INDUCTOR SUMIDA
CDRH5D18BHPNP-1R5M
Figure 5. Efficiency (ADP2119, VIN = 5 V, FPWM) vs. Output Current
100
0
10
20
30
40
50
60
70
80
90
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
OUTPUT CURRENT (A)
VOUT = 1.0V
VOUT = 1.2V
VOUT = 1.5V
VOUT = 1.8V
VOUT = 2.5V
INDUCTOR SUMIDA
CDRH5D18BHPNP-1R5M
Figure 6. Efficiency (ADP2120, VIN = 3.3 V, FPWM) vs. Output Current
100
0
10
20
30
40
50
60
70
80
90
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
OUTPUT CURRENT (A)
VOUT = 1.0V
VOUT = 1.2V
VOUT = 1.5V
VOUT = 1.8V
VOUT = 2.5V
INDUCTOR SUMIDA
CDRH5D18BHPNP-1R5M
Figure 7. Efficiency (ADP2119, VIN = 3.3 V, PFM) vs. Output Current
100
0
10
20
30
40
50
60
70
80
90
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
OUTPUT CURRENT (A)
VOUT = 1.0V
VOUT = 1.2V
VOUT = 1.5V
VOUT = 1.8V
VOUT = 2.5V
VOUT = 3.3V
INDUCTOR SUMIDA
CDRH5D18BHPNP-1R5M
Figure 8. Efficiency (ADP2119, VIN = 5 V, PFM) vs. Output Current
100
0
10
20
30
40
50
60
70
80
90
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
OUTPUT CURRENT (A)
VOUT = 1.0V
VOUT = 1.2V
VOUT = 1.5V
VOUT = 1.8V
VOUT = 2.5V
INDUCTOR SUMIDA
CDRH5D18BHPNP-1R5M
Figure 9. Efficiency (ADP2120, VIN = 3.3 V, PFM) vs. Output Current



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