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ADP5052ACPZ-R7 Datasheet(HTML) 15 Page - Analog Devices

Part No. ADP5052ACPZ-R7
Description  5-Channel Integrated Power Solution with Quad Buck Regulators and 200 mA LDO Regulator
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Maker  AD [Analog Devices]
Homepage  http://www.analog.com
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ADP5052ACPZ-R7 Datasheet(HTML) 15 Page - Analog Devices

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Data Sheet
ADP5052
Rev. 0 | Page 15 of 40
CH1 5.00V CH2 10.0mV
B
W
M1.00µs
A CH1
7.40V
2
1
VOUT
SW
Figure 28. 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 29. 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 30. 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 31. 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 32. 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
CH3 1.00V BW
CH1 10.0V BW
CH4 1.00A Ω BW
CH2 5.00V BW
M400µs
A CH2
2.80V
1
4
2
3
VIN
VOUT
EN
IOUT
Figure 33. Startup with Precharged Output, VIN = 12 V, VOUT = 3.3 V


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