MAX15091 Datasheet, PDF (3/15 Pages) Maxim Integrated Products – Solution with Current Report Output

MAX15091/MAX15091A
2.7V to 18V, 9A, Integrated Hot-Swap
Solution with Current Report Output
Electrical Characteristics (continued)
(V_IN = V_CC = 2.7V to 18V, T_A = T_J = -40°C to +85°C, unless otherwise noted. Typical values are at V_IN = 12V, R_CB = 25kΩ, and T_A
= +25°C.) (Note 2)
PARAMETER
OV, UV, EN Input Leakage
Current
CB Source Current
CURRENT LIMIT
Circuit-Breaker Accuracy
(Note 3)
Circuit-Breaker Accuracy
Deviation
Slow-Comparator Response
Time (Note 4)
Maximum Current Limit
During Startup
SYMBOL
CONDITIONS
I_LEAK
I_{THCB_NORM}
V_OV = V_UV = V_EN = 0 to 5V
Power-on mode
I_CB,TH
t_SCD
I_LIM
V_IN = 12V
R_CB = 25kΩ
R_CB = 8.33kΩ
R_CB = 8.33kΩ to 25kΩ, compared to
nominal current-limit value
0.6% overcurrent
30% overcurrent
(see Figure 2)
MIN TYP MAX UNITS
-1
+1
µA
12
µA
8
9
10
A
2.7
3
3.3
-10
+10
%
2.7
ms
200
µs
I_CB,TH
A
Fast-Comparator Threshold
Fast-Comparator Response
Time
I_{FC_TH}
t_FCD
1.5 x
I_CB,TH
A
200
ns
Minimum CB Voltage
Reference During Foldback
(Note 5)
V_{THCB_MIN} V_IN - V_OUT > 10V, R_CB = 25kΩ
35
mV
Maximum CB Voltage
Reference During Foldback
(Note 5)
TIMING
Startup Maximum Time
Duration
Autorestart Delay Time
Time Delay Comparator
High Threshold
Time Delay Pullup Current
Output Short Detection at
Startup
MOSFET
Total On-Resistance
GATE Charge Current
V_{THCB_MAX} V_IN - V_OUT < 2V, R_CB = 25kΩ
t_SU
t_RESTART
V_{DLY_TH}
I_DLY
t_SHORT
R_ON
I_GATE
T_A = +25°C
T_A = -40°C to +85°C
150
mV
43
48
53
ms
3.2
s
1.85
2
2.15
V
1.6
1.9
2.2
µA
10.8
12
13.2
ms
18
23
mΩ
27
4.56
5.7
6.84
µA
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