ADP5023 Analog Devices, ADP5023 Datasheet - Page 11

• Manufacturer Part Number: ADP5023
• Description: Dual 3 MHz, 800 mA Buck Regulator with One 300 mA LDO
• Manufacturer: Analog Devices

Data Sheet
Figure 23. BUCK1 Response to Line Transient, V
Figure 21. Typical Waveforms, V
Figure 22. Typical Waveforms, V
1
2
4
1
2
4
1
3
CH1
CH1
CH1 50.0mV
CH3
50mV
50mV
1.00V
VOUT
VOUT
VIN
SW
I
SW
SW
VOUT
I
SW
SW
CH2 500mA Ω
CH4 2.00V
CH2 500mA Ω
CH4 2.00V
T
T
CH4 2.00V
T
PWM Mode
OUT1
OUT2
= 3.3 V, I
= 1.8 V, I
M 1.00ms
T
M 400ns
M 400ns
T
T
30.40%
28.40%
28.40%
IN
OUT1
OUT2
= 4.5 V to 5.0 V, V
A CH2
A CH2
= 30 mA, PWM Mode
= 30 mA, PWM Mode
A CH3
220mA
220mA
4.80V
OUT1
= 3.3 V,
Rev. A | Page 11 of 28
Figure 25. BUCK1 Response to Load Transient, I
Figure 26. BUCK2 Response to Load Transient, I
Figure 24. BUCK2 Response to Line Transient, V
1
4
3
4
1
2
4
1
2
CH1 50.0mV
CH3
CH1 50.0mV
CH1 50.0mV
VOUT
SW
I
VOUT
OUT
I
1.00V
SW
OUT
VOUT
VIN
SW
T
T
CH2
CH4 5.00V
CH2
CH4 5.00V
CH4 2.00V
T
V
V
V
OUT2
OUT1
OUT2
50.0mA Ω
50.0mA Ω
= 1.8 V, PWM Mode
= 3.3 V, Auto Mode
= 1.8 V, Auto Mode
M 1.00ms
T
M 20.0µs A CH2
M 20.0µs A CH2
T
T
30.40%
60.000µs
22.20%
OUT1
OUT2
A CH3
IN
= 4.5 V to 5.0 V,
= 1 mA to 50 mA,
= 1 mA to 50 mA,
ADP5023
356mA
379mA
4.80V