MAX14586/MAX14590
High-Current Overvoltage Protectors
with Adjustable OVLO
ELECTRICAL CHARACTERISTICS* (continued)
(V = +2.2V to +36V, T = -40NC to +85NC, unless otherwise noted. Typical values are at V = +5.0V and T = +25NC.) (Note 3)
IN
A
IN
A
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
TIMING CHARACTERISTICS (Figure 1)
Time from 2.2V < V < V
to
IN
IN_OVLO
Debounce Time
Soft-Start Time
t
15
15
ms
ms
INDBC
V
= 10% of V
OUT
IN
Soft-start time beginning from V
=
OUT
t
SS
10% of V to soft-start off
IN
2.2V < V < V
, R
= 100I,
IN
IN_OVLO LOAD
C
of V
= 100FF; V
from 10% to 90%
1.48
5.24
0.8
LOAD
OUT
IN
Switch Turn-On Time
t
ms
ON
2.2V < V < V
, R
= 100I,
IN
IN_OVLO LOAD
C
= 1mF; V
from 10% to 90%
LOAD
OUT
of V
IN
V
V
> V
to V
= 80% of
OUT
IN
OVLO_THRESH
Switch Turn-Off Time
t
; R
= 100I, V rising at
3.5
Fs
OFF
IN_OVLO LOAD
IN
2V/Fs
Note 3: All specifications are 100% production tested at T = +25NC, unless otherwise noted. Specifications are over -40NC to
A
+85NC and are guaranteed by design.
OVLO
2.2V
IN
t
V
t
ON
ON
IN_OVLO
80% V
IN_OVLO
90%
90%
SS
10%
10%
OUT
t
t
SS
t
t
INDBC
INDBC
t
OFF
NOTE: WAVEFORMS ARE NOT TO SCALE.
Figure 1. Timing Diagram
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3
*The parametric values (min, typ, max limits) shown in the Electrical Characteristics table supersede values quoted elsewhere in this data sheet.
MAXIM [ MAXIM INTEGRATED PRODUCTS ]
