Table 14
Electrical characteristics voltage monitoring (continued)
T
j
= -40°C to 150°C;
V
R1VSx
= 3.7 V to 35 V; all voltages with respect to ground, positive current flowing into pin
(unless otherwise specified)
Parameter
Symbol
Values
Unit
Note or condition Number
Min.
Typ.
Max.
Short-to-ground detection
time
t
Buck1,StG
2.7
3.0
3.3
ms
–
P_6.1.5.12
Output voltage Buck2 (R2FB-AGx)
Overvoltage threshold
V
Buck2,OV
+6.0
+8.0
+10
%
Referenced to
Buck2 nominal
output voltage
V
R2FB
P_6.1.5.16
Overvoltage hysteresis
V
Buck2,OV,Hys
0.4
–
2.25
%
–
P_6.1.5.18
Undervoltage threshold
V
Buck2,UV
-6.0
-8.0
-10
%
Referenced to
Buck2 nominal
output voltage
V
R2FB
P_6.1.5.20
Undervoltage hysteresis
V
Buck2,UV,Hys
0.4
–
2.25
%
–
P_6.1.5.22
Deep undervoltage
threshold
V
Buck2,DUV
-38
-40
-42
%
–
P_6.1.5.23
Deep undervoltage
hysteresis
V
Buck2,DUV,Hy
s
0.8
–
3.15
%
–
P_6.1.5.24
Deglitching time
t
Buck2,deg
8
-
20
µs
–
P_6.1.5.25
Short-to-ground detection
time
t
Buck2,StG
2.7
3.0
3.3
ms
–
P_6.1.5.26
Output voltage Boost1 – (R3FB-AGx)
Overvoltage threshold
V
Boost1,OV
+6.0
+8.0
+10
%
Referenced to
Boost1 nominal
output voltage
V
R3FB
P_6.1.5.28
Overvoltage hysteresis
V
Boost1,OV,Hy
s
0.4
–
2.25
%
–
P_6.1.5.30
Undervoltage threshold
V
Boost1,UV
-6.0
-8.0
-10
%
Referenced to
Boost1 nominal
output voltage
V
R3FB
P_6.1.5.32
Undervoltage hysteresis
V
Boost1,UV,Hy
s
0.4
–
2.25
%
–
P_6.1.5.34
Deglitching time
t
Boost1,deg
8
-
20
µs
–
P_6.1.5.35
Short-to-ground detection
time
t
Boost1,StG
2.7
3.0
3.3
ms
–
P_6.1.5.36
External voltage monitors VM1 (VM1FB-AGx)
OPTIREG
™
PMIC TLF30681QVS01
Power management IC
Monitoring functions
Datasheet
49
Rev. 1.0
2020-04-08
