MAX15068 Datasheet, PDF (7/17 Pages) Maxim Integrated Products – Dual ORing, Single Hot-Swap Controller

MAX15068
Dual ORing, Single Hot-Swap Controller with
Accurate Current Monitoring
Typical Operating Characteristics (continued)
(V_IN1 = V_IN2 = 12V, C_IN1 = C_IN2 = C_VS = 1µF, R_SENSE = 3mΩ, unless otherwise noted.)
ACTIVE CURRENT-LIMIT DELAY
vs. SENSE VOLTAGE
100
toc09
10
CB = Hi-Z
1
CB = V_S
0.1 _{CB = GND}
0.01
0
50 100 150 200 250 300
SENSE VOLTAGE (V_CSP - V_CSN) (mV)
PG, FAULT OUTPUT LOW VOLTAGE
vs. CURRENT
50
toc10
40
30
20
10
0
0
2
4
6
8
10
CURRENT (mA)
CDLY PULLUP CURRENT
vs. TEMPERATURE
140
toc11
120
100
80
60
40
-40 -15 10 35 60 85 110 125
TEMPERATURE (ºC)
GATE PULLUP CURRENT
vs. TEMPERATURE
20
toc12
15
10
5
0
-40 -15 10 35 60 85 110 125
TEMPERATURE (ºC)
IMON OUTPUT ACCURACY
5
(T_A = -40ºC)
toc13
V_{IN_} = 4.5V
0
V_{IN_} = 12V
V_{IN_} = 12V
-5
V_{IN_} = 18V
-10
V_{IN_} = 18V
V_{IN_} = 4.5V
-15
-20
0
2
4
6
8
10 12
CURRENT (A)
IMON OUTPUT ACCURACY
5
(T_A = +25ºC)
toc14
V_{IN_} = 4.5V
V_{IN_} = 12V or 18V
0
-5
V_{IN_} = 12V
V_{IN_} = 18V
V_{IN_} = 4.5V
-10
-15
-20
0
2
4
6
8
10 12
CURRENT (A)
IMON OUTPUT ACCURACY
5
(T_A = +85ºC)
toc15
V_{IN_} = 4.5V
V_{IN_} = 12V or 18V
0
-5
V_{IN_} = 12V
V_{IN_} = 4.5V
-10
V_{IN_} = 18V
-15
-20
0
2
4
6
8
10 12
CURRENT (A)
IMON OUTPUT ACCURACY
5
(T_A = +125ºC)
toc16
V_{IN_} = 4.5V
V_{IN_} = 12V or 18V
0
-5
V_{IN_} = 18V
V_{IN_} = 4.5V
-10
V_{IN_} = 12V
-15
-20
0
2
4
6
8
10 12
CURRENT (A)
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