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ADP5042 Datasheet(PDF) 29 Page - Analog Devices

Part # ADP5042
Description  Micro PMU with 0.8 A Buck, Two 300 mA LDOs Supervisory, Watchdog and Manual Reset
PDF  32 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

ADP5042 Datasheet(HTML) 29 Page - Analog Devices

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ADP5042
Rev. 0 | Page 29 of 32
FACTORY PROGRAMMABLE OPTIONS
Table 15. Reset Voltage Threshold Options1
Selection
TA = +25°C
TA = −40°C to +85°C
Unit
Min
Typ
Max
Min
Max
111 (For VIN = 5 V − 6%)
4.630
4.700
V
110 (For VOUT = 3.3 V)
3.034
3.080
3.126
3.003
3.157
V
101 (For VOUT = 3.3 V)
2.886
2.930
2.974
2.857
3.000
V
100 (For VOUT = 2.8 V)
2.591
2.630
2.669
2.564
2.696
V
011 (For VOUT = 2.8 V)
2.463
2.500
2.538
2.438
2.563
V
010 (For VOUT = 2.5 V − 6%)
2.350
2.385
V
001 (For VOUT = 2.2 V − 6%)
2.068
2.099
V
000 (For VOUT = 1.8 V − 6%)
1.692
1.717
V
Table 16. Reset Timeout Options
Selection
Min
Typ
Max
Unit
0
24
30
36
ms
1
160
200
240
ms
Table 17. Watchdog 1 Timer Options
Selection
Min
Typ
Max
Unit
0
81.6
102
122.4
ms
1
1.12
1.6
1.92
sec
Table 18. Watchdog 2 Timer Options
Selection
Min
Typ
Max
Unit
000
6
7.5
9
sec
001
Watchdog 2 disabled
010
3.2
4
4.8
min
011
6.4
8
9.6
min
100
12.8
16
19.2
min
101
25.6
32
38.4
min
110
51.2
64
76.8
min
111
102.4
128
153.6
min
Table 19. Power-Off Timing Options
Selection
Min
Typ
Max
Unit
0
140
200
280
ms
1
280
400
560
ms
Table 20. Reset Sensing Options
Selection
Monitored Rail
00
VOUT1 pin
01
VOUT2 pin
10
VOUT3 pin
11
AVIN1 pin
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).



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