MAX890L Ver la hoja de datos (PDF) - Maxim Integrated
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MAX890L Datasheet PDF : 8 Pages
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1.2A, Current-Limited, High-Side
P-Channel Switch with Thermal Shutdown
__________________________________________Typical Operating Characteristics
(TA = +25°C, unless otherwise noted.)
QUIESCENT CURRENT
vs. INPUT VOLTAGE
14
12 ON = GND
IOUT = 0A
10
8
6
4
2
0
0
1
2
3
4
5
6
INPUT VOLTAGE (V)
OFF-SWITCH CURRENT
vs. TEMPERATURE
1000
100
10
1
0.1
0.01
-40 -20
0 20 40 60
TEMPERATURE (°C)
80 100
NORMALIZED OUTPUT CURRENT
vs. OUTPUT VOLTAGE
1.2
1.0
ILIMIT
0.8
0.6
0.4
0.2
VIN = 5V
0
0
1
2
3
4
5
6
OUTPUT VOLTAGE (V)
QUIESCENT CURRENT
vs. TEMPERATURE
14
13
VIN = 5V
12
11
VIN = 3V
10
9
8
7
-40 -20
0 20 40 60
TEMPERATURE (°C)
80 100
NORMALIZED ON-RESISTANCE
vs. TEMPERATURE
1.3
IOUT = 1/2ILIMIT
1.2
1.1
1.0
0.9
0.8
0.7
0.6
-40 -20
0 20 40 60
TEMPERATURE (°C)
80 100
TURN-ON TIME
vs. TEMPERATURE
260
240 ILOAD = ILIMIT
220
VIN = 3V
200
180
160
140
120
VIN = 5V
100
80
60
-40 -20 0 20 40 60 80 100
TEMPERATURE (°C)
OFF-SUPPLY CURRENT
vs. TEMPERATURE
100
10
1
0.1
0.01
-40 -20
0 20 40 60
TEMPERATURE (°C)
80 100
IOUT/ISET RATIO
vs. ILIMIT
1400
1200
1000
800
600
400
200
0
0
20 40 60 80 100 120 140
ILIMIT (%)
TURN-OFF TIME
vs. TEMPERATURE
8
ILOAD = ILIMIT
7
6
VIN = 5V
5
4
3
VIN = 3V
2
1
0
-40 -20
0 20 40 60
TEMPERATURE (°C)
80 100
4 _______________________________________________________________________________________
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