ADP5042

Manufacturer Part NumberADP5042
DescriptionMicro PMU with 0.8 A Buck, Two 300 mA LDOs, Supervisory, Watchdog and Manual Reset
ManufacturerAnalog Devices
ADP5042 datasheet
 


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Data Sheet
100
90
80
–40ºC
+25ºC
70
+85ºC
60
50
40
30
20
10
0
0.001
0.01
OUTPUT CURRENT (A)
Figure 15. Buck Efficiency vs. Load Current, Across Temperature, VOUT1 = 1.8 V,
PWM Mode
100
–40°C
+25°C
90
+85°C
80
70
60
50
40
30
20
10
0
0.0001
0.001
0.01
OUTPUT CURRENT (A)
Figure 16. Buck Efficiency vs. Load Current, Across Temperature, VOUT1 = 3.3 V,
Auto Mode
100
–40°C
+25°C
90
+85°C
80
70
60
50
40
30
20
10
0
0.0001
0.001
0.01
OUTPUT CURRENT (A)
Figure 17. Buck Efficiency vs. Load Current, Across Temperature, VOUT1 = 1.8 V,
Auto Mode
0.1
1
Figure 18. Buck DC Current Capability vs. Input Voltage, VOUT1 = 1.8 V
0.1
1
Figure 19. Buck Switching Frequency vs. Output Current, Across Temperature,
0.1
1
Figure 20. Typical Waveforms, VOUT1 = 3.3 V, I
Rev. A | Page 11 of 32
1.7
1.6
1.5
1.4
1.3
1.2
1.1
1.0
2.6
3.6
4.6
INPUT VOLTAGE (V)
3.10
–40°C
3.05
+25°C
3.00
2.95
+85°C
2.90
2.85
0
0.1
0.2
0.3
0.4
0.5
0.6
OUTPUT CURRENT (A)
VOUT1 = 1.8 V, PWM Mode
VOUT
1
I
SW
2
SW
3
B
CH1
20.0mV/DIV
20.0M
A CH1
2.4mV
W
200mA/DIV 1MΩ
B
CH2
20.0M
W
1MΩ
B
CH3
2.0V/DIV
20.0M
W
= 30 mA, Auto Mode
OUT1
ADP5042
5.6
0.7
0.8
5.0µs/DIV
20.0MS/s
50.0ns/pt