MAX1922(2002) データシートの表示（PDF） - Maxim Integrated
部品番号
コンポーネント説明
メーカー
MAX1922 Datasheet PDF : 8 Pages
| |||
1A Current-Limited Switch for 2 USB Ports
Typical Operating Characteristics
(Circuit of Figure 2, VIN = 5V, TA = +25°C, unless otherwise noted.)
QUIESCENT CURRENT vs. INPUT VOLTAGE
20
VEN = 0
18 IOUT = 0
16
14
12
10
8
6
4
2
0
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
INPUT VOLTAGE (V)
QUIESCENT CURRENT vs. TEMPERATURE
18.0
IOUT = 0
17.5
17.0
16.5
16.0
VIN = 5V
15.5
15.0
VIN = 3V
14.5
14.0
-40 -15 10
35
60
85
TEMPERATURE (°C)
OFF SUPPLY CURRENT
vs. TEMPERATURE
100
EN = IN
OUT = OPEN
10
1
0.1
0.01
-40 -15 10
35
60
85
TEMPERATURE (°C)
OFF SWITCH CURRENT
vs. TEMPERATURE
1000
EN = IN
VOUT = 0
100
10
1
0.1
0.01
-40 -15 10
35
60
85
TEMPERATURE (°C)
TURN-ON TIME vs. TEMPERATURE
160
IOUT = 850mA
140 COUT = 0.1µF
120
VIN = 3V
100
80
60
VIN = 5V
40
20
0
-40 -15 10
35
60
85
TEMPERATURE (°C)
NORMALIZED ON-RESISTANCE
vs. TEMPERATURE
1.4
1.3 IOUT = 850mA
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
-40 -15 10
35
60
85
TEMPERATURE (°C)
TURN-OFF TIME vs. TEMPERATURE
9.0
IOUT = 850mA
8.5 COUT = 0.1µF
8.0
7.5
7.0
VIN = 5V
6.5
6.0
5.5
VIN = 3V
5.0
4.5
4.0
-40 -15 10
35
60
85
TEMPERATURE (°C)
NORMALIZED OUTPUT CURRENT
vs. OUTPUT VOLTAGE
1.2
ILIMIT(1.75A)
1.0
0.8
0.6
SHORT-CIRCUIT CURRENT
0.4
0.2
0
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
OUTPUT VOLTAGE (V)
OC BLANKING TIMEOUT
vs. TEMPERATURE
15
14
VIN = 3V OR 5V
IOUT = 1.75A
13
12
11
10
9
8
7
6
5
-40 -15 10
35
60
85
TEMPERATURE (°C)
4 _______________________________________________________________________________________
Share Link: 