Data Sheet
ADP5042
Rev. A | Page 3 of 32
SPECIFICATIONS
GENERAL SPECIFICATION
AVIN, VIN1 = (VOUT1+ 0.5 V) or 2.3 V, whichever is greater, AVIN, VIN1 e VIN2, VIN3, TA = 25癈, unless otherwise noted. Regulators
are enabled.
Table 1.
Parameter
Symbol
Description
Min Typ Max Unit
AVIN UNDERVOLTAGE LOCKOUT
UVLOAVIN
TJ = 40癈 to +125癈
Input Voltage Rising
UVLOAVINRISE
2.25 V
Input Voltage Falling
UVLOAVINFALL
1.95
V
SHUTDOWN CURRENT
IGND-SD
ENx = GND
0.1
礎
ENx = GND, TJ = 40癈 to +125癈
2
礎
Thermal Shutdown Threshold
TSSD
TJ rising
150
癈
Thermal Shutdown Hysteresis
TS
SD-HYS
20
癈
ENx, WDIx, MODE, WMOD, MR
INPUTS
Input Logic High
VIH
2.5 V d AVIN d 5.5 V
1.2
V
Input Logic Low
VIL
2.5 V d AVIN d 5.5 V
0.4
V
Input Leakage Current (WMOD
Excluded)
VI-LEAKAGE
ENx = AVIN or GND
0.05
礎
ENx = AVIN or GND, T
J
= 40癈 to +125癈
1
礎
WMOD Input Leakage Current
V
I-LKG-WMOD
VWMOD = 3.6 V, T
J
= 40癈 to +125癈
50
礎
OPEN-DRAIN OUTPUTS
nRSTO, WSTAT Output Voltage
V
OL
AVIN = 2.3 V to 5.5 V, I
nRSTO/WSTAT
= 3 mA
30
mV
Open-Drain Reset Output Leakage
Current
1
礎
SUPERVISORY SPECIFICATION
AVIN, VIN1 = full operating range, T
J
= 40癈 to +125癈, unless otherwise noted.
Table 2.
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
SUPPLY
Supply Current (Supervisory Circuit Only)
45
55
礎
AVIN = 5.5 V, EN1 = EN2 = EN3 = VIN
43
52
礎
AVIN = 3.6 V, EN1 = EN2 = EN3 = VIN
RESET THRESHOLD ACCURACY
VTH 0.8%
VTH
VTH + 0.8% V
TA = 25癈, sensed on VOUTx
VTH 1.5%
VTH
VTH + 1.5% V
T
J
= 40癈 to +125癈, sensed on
V
OUTx
RESET THRESHOLD TO OUTPUT DELAY
GLITCH IMMUNITY (t
UOD
)
50
125
400
祍
VTH = VUOT 50 mV
RESET TIMEOUT PERIOD WATCHDOG1 (tRP1)
Option A
24
30
36
ms
Option B
160
200
240
ms
RESET TIMEOUT PERIOD WATCHDOG2 (tRP2)
3.5
5
7
ms
VCC TO RESET DELAY (tRD)
150
祍
VIN1 falling at 1 mV/祍
REGULATORS SEQUENCING DELAY (t
D1
, t
D2
)
2
ms
WATCHDOG INPUTS
Watchdog 1 Timeout Period (t
WD1
)
Option A
81.6
102
122.4
ms
Option B
1.28
1.6
1.92
sec
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