ADP5022 Analog Devices, ADP5022 Datasheet - Page 11

• Manufacturer Part Number: ADP5022
• Description: Dual 3 MHz, 600 mA Buck Regulator with 150 mA LDO
• Manufacturer: Analog Devices

Figure 24. Typical Waveforms, VOUT1 = 3.3 V, I
Figure 22. Typical Waveforms, VOUT1 = 3.3 V, I
Figure 23. Typical Waveforms, VOUT2 = 1.8 V, I
1
2
4
1
2
4
1
2
4
CH1
CH1
CH1
50.0V
50.0V
50mV
VOUT
VOUT
I
SW
B W
SW
B W
B W
SW
I
VOUT
SW
I
SW
SW
CH2 500mA Ω
CH4 2.00V
CH2 500mA Ω
CH4 2.00V
CH2 500mA Ω
CH4 2.00V
T
T
T
B W
B W
B W
M 4.00µs
M 4.00µs
M 400ns
T
T
T
28.40%
28.40%
28.40%
OUT1
OUT1
OUT2
A CH2
A CH2
A CH2
= 30 mA, PWM Mode
= 30 mA, Auto Mode
= 30 mA, Auto Mode
240mA
220mA
220mA
Rev. C | Page 11 of 28
Figure 25. Typical Waveforms, VOUT2 = 1.8 V, I
Figure 26. Buck1 Response to Line Transient, Input Voltage from 4.5 V to
Figure 27. Buck2 Response to Line Transient, V
1
2
4
1
3
1
4
3
CH1 50.0mV
CH3
CH1
CH1 50.0mV
CH3
50mV
1.00V
1.00V
VOUT
VOUT
VOUT
VIN
VIN
SW
SW
I
SW
SW
B W
5.0 V, VOUT1 = 3.3 V, PWM Mode
B W
B W
B W
B W
VOUT2 = 1.8 V, PWM Mode
CH2 500mA Ω
CH4 2.00V
T
CH4 2.00V
CH4 2.00V
T
T
B W
B W
B W
M 1.00ms
M 1.00ms
T
T
M 400ns
T
30.40%
30.40%
28.40%
OUT2
A CH2
A CH3
IN
= 30 mA, PWM Mode
A CH3
= 4.5 V to 5.0 V,
ADP5022
220mA
4.80V
4.80V