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ADP5050ACPZ-R7 数据表(PDF) 17 Page - Analog Devices

部件名 ADP5050ACPZ-R7
功能描述  5-Channel Integrated Power Solution with Quad Buck Regulators and 200 mA LDO Regulator
PDF  60 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

ADP5050ACPZ-R7 数据表(HTML) 17 Page - Analog Devices

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Data Sheet
ADP5050
Rev. 0 | Page 17 of 60
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
10
100
1k
10k
100k
1M
10M
FREQUENCY (Hz)
PVIN5 = 4.0V; IOUT = 1mA
PVIN5 = 3.6V, IOUT = 1mA
PVIN5 = 4.0V, IOUT = 100mA
PVIN5 = 3.6V, IOUT = 100mA
PVIN5 = 4.0V, IOUT = 200mA
PVIN5 = 3.6V, IOUT = 200mA
Figure 29. Channel 5 (LDO Regulator) PSRR over Various Loads
and Dropout Voltages, VOUT = 3.3 V, COUT = 1 µF
CH1 5.00V CH2 10.0mV
B
W
M1.00µs
A CH1
7.40V
2
1
VOUT
SW
Figure 30. Steady State Waveform at Heavy Load, VIN = 12 V, VOUT = 3.3 V,
IOUT = 3 A, fSW = 600 kHz, L = 4.7 µH, COUT = 47 µF × 2, FPWM Mode
CH1 5.00V CH2 50.0mV
B
W
M100µs
A CH1
11.0mV
2
1
VOUT
SW
Figure 31. Steady State Waveform at Light Load, VIN = 12 V, VOUT = 3.3 V,
IOUT = 30 mA, fSW = 600 kHz, L = 4.7 µH, COUT = 47 µF × 2,
Automatic PWM/PSM Mode
CH1 50.0mV
B
W
CH4 2.00A Ω
M100µs
A CH1
–22.0mV
1
4
VOUT
IOUT
Figure 32. Channel 1/Channel 2 Load Transient, 1 A to 4 A, VIN = 12 V,
VOUT = 3.3 V, fSW = 600 kHz, L = 2.2 µH, COUT = 47 µF × 2
CH3 2.00A Ω BW CH4 2.00A Ω B
W
CH2 100mV
B
W M100µs A CH2
–56.0mV
2
4
VOUT
IOUT2
IOUT1
Figure 33. Load Transient, Channel 1/Channel 2 Parallel Output, 0 A to 6 A,
VIN = 12 V, VOUT = 3.3 V, fSW = 600 kHz, L = 4.7 µH, COUT = 47 µF × 4
CH1 500mV BW
CH2 5.00V
CH3 5.00V
B
W
CH4 2.00A Ω
M1.00ms
A CH1
650mV
1
3
2
4
VOUT
IOUT
EN
PWRGD
Figure 34. Channel 1/Channel 2 Soft Start with 4 A Resistance Load,
VIN = 12 V, VOUT = 1.2 V, fSW = 600 kHz, L = 1 µH, COUT = 47 µF × 2



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