MIC2090 Просмотр технического описания (PDF) - Micrel
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MIC2090 Datasheet PDF : 23 Pages
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Micrel, Inc.
Typical Characteristics
VIN Shutdown Current
vs. Input Voltage
10
8
6
4
2
0
1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
INPUT VOLTAGE (V)
Current Limit vs. Input Voltage
110.0
MIC2090
100.0
ILIMIT @ VOUT = 0V
90.0
ILIMIT @ VOUT = 0.9V * VOUT
80.0
70.0
1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
INPUT VOLTAGE (V)
Current Limit vs. Input Voltage
MIC2091
220.0
210.0
200.0
ILIMIT @ VOUT = 0V
190.0
180.0
170.0
160.0
ILIMIT @ VOUT = 0.9V * VOUT
150.0
1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
INPUT VOLTAGE (V)
VIN Supply Current
vs. Input Voltage
80
70
60
50
40
1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
INPUT VOLTAGE (V)
FAULT/ Delay vs. Input Voltage
(MIC2090)
8.0
7.8
7.6
7.4
CLOAD = 10μF
7.2
7.0
1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
INPUT VOLTAGE (V)
Switch On Resistance
vs. Input Voltage
1.5
1.3
1.1
0.9
0.7
IOUT = 10mA
0.5
1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
INPUT VOLTAGE (V)
MIC2090/MIC2091
Enable Thresholds
vs. Input Voltage
1.3
1.2
VEN Rising
1.1
1.0
VEN Falling
0.9
0.8
0.7
1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
INPUT VOLTAGE (V)
Auto-Reset Time vs. Input
Voltage (MIC2090)
61.0
60.5
60.0
59.5
59.0
58.5
58.0
1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
INPUT VOLTAGE (V)
Output Turn-On Delay
vs. Input Voltage
205
200
195
190
CLOAD = 0.1μF
RLOAD = 500Ω
185
1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
INPUT VOLTAGE (V)
July 2011
6
M9999-070611-B
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