ADP5040 Analog Devices, ADP5040 Datasheet - Page 8

• Manufacturer Part Number: ADP5040
• Description: Micro PMU with 1.2 A Buck Regulator and Two 300 mA LDOs
• Manufacturer: Analog Devices

ADP5040
TYPICAL PERFORMANCE CHARACTERISTICS
VIN1 = VIN2 = VIN3 = AVIN = 5.0 V, T
Figure 5. System Quiescent Current (Sum of All the Input Currents) vs.
Figure 4. Total Inrush Current, All Channels Started Simultaneously
4
2
1
3
2
3
4
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
CH4
CH2
CH3
CH1
CH2
CH3
CH4
0
2.4
V
V
V
V
I
V
V
IN
OUT2
OUT2
OUT3
OUT1
OUT1
OUT3
2.0V/DIV
2.0V/DIV
300mA/DIV 1MΩ
2.0V/DIV
V
2.0V/DIV 1MΩ
2.0V/DIV 1MΩ
2.0V/DIV 1MΩ
OUT1
Figure 3. 3-Channel Start-Up Waveforms
= 1.8 V, V
2.9
1MΩ
1MΩ
1MΩ
B
B
B
OUT2
W
W
W
3.4
B
B
B
B
W
W
W
W
500M
20.0M
500M
Input Voltage
20.0M
20.0M
20.0M
20.0M
= V
OUT3
V
3.9
IN
A CH2
A CH1
= 3.3 V, (UVLO = 3.3 V)
(V)
4.4
1.88V
1.08V
A
= 25°C, unless otherwise noted.
4.9
200µs/DIV
1.0MS/s
1.0µs/pt
200µs/DIV
5.0MS/s
200ns/pt
5.4
Rev. 0 | Page 8 of 40
4
2
1
3
4
2
1
3
4
2
1
3
CH1
CH2
CH3
CH4
CH1
CH2
CH3
CH4
CH1
CH2
CH3
CH4
V
V
V
SW
EN
I
SW
EN
I
SW
EN
I
IN
IN
IN
OUT1
OUT1
OUT1
Figure 6. Buck Startup, V
Figure 7. Buck Startup, V
Figure 8. Buck Startup, V
4.0V/DIV
3.0V/DIV
200mA/DIV 1MΩ
5.0V/DIV
8.0V/DIV
2.0V/DIV
200mA/DIV 1MΩ
5.0V/DIV
8.0V/DIV
2.0V/DIV
200mA/DIV 1MΩ
5.0V/DIV
1MΩ
1MΩ
1MΩ
1MΩ
1MΩ
1MΩ
1MΩ
1MΩ
1MΩ
B
B
B
B
B
B
B
B
B
B
B
B
W
W
W
W
W
W
W
W
W
W
W
W
20.0M
500M
20.0M
500M
20.0M
500.0M
20.0M
500.0M
20.0M
500.0M
20.0M
500.0M
OUT1
OUT1
OUT1
A CH1
A CH1
A CH1
= 3.3 V, I
= 1.8 V, I
= 1.2 V, I
2.32V
1.12V
640mV
OUT2
OUT
OUT
= 20 mA
= 20 mA
= 20 mA
50µs/DIV
2.0MS/s
500ns/pt
50µs/DIV
2.0MS/s
500ns/pt
50µs/DIV
2.0MS/s
500ns/pt
Data Sheet