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2.7V to 18V, 7A, Hot-Swap Solution
ELECTRICAL CHARACTERISTICS (continued)
(V IN = 12V, V ON1 = 2V, V ON2 = V PRESDET = 0V, R CB = 40k I , T A = T J = -40 N C to +85 N C, unless otherwise noted. Typical values are
at T A = +25 N C.) (Note 3)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
OPEN-DRAIN OUTPUTS
FAULT , PG Output Low Voltage
FAULT , PG Output High
Leakage Current
OUT Bias Current
V OL
I OH
I OUT
Low-impedance state,
I FAULT = I PG = 5mA
High-impedance state,
V FAULT = V PG = 16V
V ON1 = GND
0.4
1
10
V
F A
F A
TIMING
Automatic Restart Delay After
Current-Limit Timeout
t OFF
250
ms
PG Assertion Delay
PG Threshold
t PG
V PG
From V OUT > V PG
V OUT = 12V
16
0.9 x
V IN
ms
V
THERMAL PROTECTION
Thermal-Shutdown Threshold
Thermal-Shutdown Threshold
Hysteresis
150
20
N C
N C
Note 3: All devices are 100% production tested at T A = +25°C. Limits over temperature are guaranteed by design.
Note 4: The current-limit slow-comparator response time is weighed against the amount of overcurrent so that the higher the over-
current condition, the faster the response time.
Typical Operating Characteristics
(V IN = 12V, V ON1 = 2V, R CB = 40kω, V ON2 = V PRESDET = 0V, T A = +25°C, unless otherwise noted.)
SUPPLY CURRENT vs. TEMPERATURE
CIRCUIT-BREAKER THRESHOLD
vs. CIRCUIT-BREAKER RESISTANCE
CIRCUIT-BREAKER THRESHOLD
vs. TEMPERATURE
6.0
V ON1 = 2V
10
V IN = 12V
10
V IN = 12V
5.5
V IN = 12V
8
6
8
6
R CB = 39.3kI
R CB = 30.1kI
5.0
4
4
R CB = 19.9kI
4.5
V IN = 5V
V IN = 3V
2
2
R CB = 10kI
4.0
-40
-15
10
35
60
85
0
10
15
20
25
30
35
40
0
-40
-15
10
35
60
85
TEMPERATURE (°C)
R CB (k I )
TEMPERATURE (°C)
3
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