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ADP5003ACPZ-R7 数据表(PDF) 11 Page - Analog Devices

部件名 ADP5003ACPZ-R7
功能描述  Low Noise Micro PMU, 3 A Buck Regulator with 3 A LDO
PDF  31 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

ADP5003ACPZ-R7 数据表(HTML) 11 Page - Analog Devices

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Data Sheet
ADP5003
Rev. A | Page 11 of 31
0.1
1
10
100
1000
10000
100000
10
100
1k
10k
100k
1M
10M
FREQUENCY (Hz)
3A
2A
1A
Figure 15. Adaptive Mode Noise Spectral Density vs. Frequency at various
Load Currents, VPVOUT1 = VPVIN2 =3.7 V, VPVOUT2 = 3.3 V, fSW = 2 MHz, L = 1.5 μH,
RC = 23.7 kΩ, CC = 1 nF, CCP = 10 pF, CPVOUT1 = 22 μF
–0.5
–0.4
–0.3
–0.2
–0.1
0
0.1
0.2
0.3
0.4
0.5
4.2 5.0
7.0
9.0
11.0
13.0
15.0
6.0
8.0
10.0
12.0
14.0
INPUT VOLTAGE (V)
Figure 16. Buck Line Regulation, VPVOUT1 = 3.3 V, ILOAD1 = 1 A, fSW = 600 kHz
–0.5
–0.4
–0.3
–0.2
–0.1
0
0.1
0.2
0.3
0.4
0.5
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
HEADROOM (V)
Figure 17. LDO Line Regulation, VPVOUT2 = 3.3 V, ILOAD2 = 1 A
–0.5
–0.4
–0.3
–0.2
–0.1
0
0.1
0.2
0.3
0.4
0.5
0
0.5
1.0
1.5
2.0
2.5
3.0
LOAD CURRENT (A)
Figure 18. Buck Load Regulation, VPVIN1 = 12 V, VPVOUT1 = 3.3 V, fSW = 600 kHz
–0.5
–0.4
–0.3
–0.2
–0.1
0
0.1
0.2
0.3
0.4
0.5
0
0.5
1.0
1.5
2.0
2.5
3.0
LOAD CURRENT (A)
Figure 19. LDO Load Regulation, VPVOUT2 = 3.3 V, VHR = 0.3 V
–0.5
–0.4
–0.3
–0.2
–0.1
0
0.1
0.2
0.3
0.4
0.5
–50
–20
10
40
70
100
130
TEMPERATURE (°C)
Figure 20. REFOUT Voltage (VREFOUT) vs. Temperature



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