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ADP5003ACPZ-R7 数据表(PDF) 13 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
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制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

ADP5003ACPZ-R7 数据表(HTML) 13 Page - Analog Devices

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Data Sheet
ADP5003
Rev. A | Page 13 of 31
CH1 5.00A
CH2 500mV
M20.0ms
A CH2
510mV
T
40.0080ms
B
W
B
W
CH3 10.0V BW
2
1
3
IL
VSW1
VPVOUT1
Figure 27. Entering Hiccup Mode
(VSW1 is the Voltage of the SW1 Pin, and IL is Inductor Current)
CH1 1A
CH2 2V
M400µs
A CH2
1.56V
B
W
B
W
CH3 1V
CH4 10V
B
W
2
3
1
4
VSW1
ILOAD1
VPVOUT1
VEN1
Figure 28. Buck Startup, VPVOUT1 = 3.3V, ILOAD1 = 3 A
(VEN1 is the EN1 voltage.)
CH2 500mV
CH4 20.0mV
M80µs
A CH2
12.4V
T 25.50%
Ω
B
W
B
W
4
2
VPVIN1
VPVOUT1
10V OFFSET
0.11V/µs
0.42V/µs
Figure 29. Buck Line Transient, VPVIN1 = 12 V to 13 V, VPVOUT1 = 1.2 V, ILOAD1 = 1A,
fSW = 0.6 MHz, L = 2.2 μH, RC = 3.48 kΩ, CC = 2 nF, CCP = 22 pF, CPVOUT1 = 44 μF
CH1 5.00A
CH2 500mV
M20.0ms
A CH2
510mV
T
40.0080ms
B
W
B
W
CH3 10.0V BW
2
1
3
IL
VSW1
VPVOUT1
Figure 30. Exiting Hiccup Mode
VEN1/VEN2
VVOUT1
VPVOUT2
ILOAD2
CH1 1.00A
CH2 1.00V
M1.00ms
A CH3
2.04V
T
3.00400ms
CH3 2.00V
CH4 1.00V
3
4
2
1
Figure 31. Adaptive Mode Startup, VPVOUT2 = 3.3 V, ILOAD2 = 1 A
(VEN2 is the EN2 voltage.)
CH2 500mV
CH4 1A
M200µs
A CH4
1.46A
4
2
T
493.480µs
VPVOUT1
ILOAD1
2.3A/µs
3.1A/µs
Figure 32. Buck Load Transient, VPVIN1 = 12 V, VPVOUT1 = 1.2 V,ILOAD1 =0.5A to 3A,
fSW = 0.6 MHz, L = 2.2 μH, RC = 3.48 kΩ, CC = 2 nF, CCP = 22 pF, CPVOUT1 = 44 μF



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