ADP5042

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


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
Page 21
22
Page 22
23
Page 23
24
Page 24
25
Page 25
26
Page 26
27
Page 27
28
Page 28
29
Page 29
30
Page 30
31
32
Page 29/32

Download datasheet (2Mb)Embed
PrevNext
Data Sheet
FACTORY PROGRAMMABLE OPTIONS
Table 16. Reset Voltage Threshold Options
Selection
111 (For VIN = 5 V − 6%)
110 (For VOUT = 3.3 V)
101 (For VOUT = 3.3 V)
100 (For VOUT = 2.8 V)
011 (For VOUT = 2.8 V)
010 (For VOUT = 2.5 V − 6%)
001 (For VOUT = 2.2 V − 6%)
000 (For VOUT = 1.8 V − 6%)
Table 17. Reset Timeout Options
Selection
Min
0
24
1
160
Table 18. Watchdog 1 Timer Options
Selection
Min
0
81.6
1
1.12
Table 19. Watchdog 2 Timer Options
Selection
Min
000
6
001
010
3.2
011
6.4
100
12.8
101
25.6
110
51.2
111
102.4
Table 20. Power-Off Timing Options
Selection
Min
0
140
1
280
Table 21. Reset Sensing Options
Selection
00
01
10
11
1
When monitoring AVIN, the reset threshold selected, by fuse option or by the external resistor divided, must be higher than the UVLO threshold (2.25 V or 3.6 V).
1
T
= +25°C
A
Min
Typ
Max
4.630
3.034
3.080
3.126
2.886
2.930
2.974
2.591
2.630
2.669
2.463
2.500
2.538
2.350
2.068
1.692
Typ
Max
30
36
200
240
Typ
Max
102
122.4
1.6
1.92
Typ
Max
7.5
9
Watchdog 2 disabled
4
4.8
8
9.6
16
19.2
32
38.4
64
76.8
128
153.6
Typ
Max
200
280
400
560
Monitored Rail
VOUT1 pin
VOUT2 pin
VOUT3 pin
AVIN
1
pin
Rev. A | Page 29 of 32
ADP5042
T
= −40°C to +85°C
A
Min
Max
Unit
4.700
V
3.003
3.157
V
2.857
3.000
V
2.564
2.696
V
2.438
2.563
V
2.385
V
2.099
V
1.717
V
Unit
ms
ms
Unit
ms
sec
Unit
sec
min
min
min
min
min
min
Unit
ms
ms