MIC2090 Просмотр технического описания (PDF) - Micrel
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MIC2090 Datasheet PDF : 23 Pages
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Micrel, Inc.
Typical Characteristics (Continued)
Output Rise Time
vs. Input Voltage
8
7
6
5
4
3
2
CLOAD = 0.1μF
1
RLOAD = 500Ω
0
1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
INPUT VOLTAGE (V)
Output Turn-Off Delay
vs. Input Voltage
35
34
33
32
31
30
CLOAD = 0.1μF
RLOAD = 500Ω
29
1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
INPUT VOLTAGE (V)
OGI Threshold
vs. Input Voltage
100
90
80
70
60
50
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.T emperature
80
75
VIN = 5V
70
65
60
55
VIN = 1.8V
50
45
RLOAD = 0
40
-40
-15
10
35
60
85
TEMPERATURE (°C)
OGI Delay
vs. Input Voltage
10
9
8
7
6
5
1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
INPUT VOLTAGE (V)
Enable Threshold
vs. Temperature
1.40
1.35
1.30
VEN Rising
1.25
1.20
1.15
VEN Falling
1.10
1.05
VIN = 5.0V
1.00
-40
-15
10
35
60
85
TEMPERATURE (°C)
MIC2090/MIC2091
Output Fall Time
vs. Input Voltage
110
100
90
80
CLOAD = 0.1μF
RLOAD = 500Ω
70
1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
INPUT VOLTAGE (V)
VIN ShutdownCurrent
vs. Temperature
6.0
5.5
VIN = 5V
5.0
4.5
4.0
3.5
VIN = 1.8V
3.0
2.5
2.0
-40
-15
10
35
60
85
TEMPERATURE (°C)
Current Limit vs. Temperature
(MIC2090)
96
94
92
ILIMIT @ VOUT = 0V
90
88
86
84
82
80
ILIMIT @ VOUT = 4.5V
78
76
74
VIN = 5.0V
72
70
-40
-15
10
35
60
85
TEMPERATURE (°C)
July 2011
7
M9999-070611-B
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