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MIC2176 Scheda tecnica(PDF) 7 Page - Micrel Semiconductor

Il numero della parte MIC2176
Spiegazioni elettronici  Wide Input Voltage, Synchronous Buck
PDF  31 Pages
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Produttore elettronici  MICREL [Micrel Semiconductor]
Homepage  http://www.micrel.com
Logo MICREL - Micrel Semiconductor

MIC2176 Scheda tecnica(HTML) 7 Page - Micrel Semiconductor

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Micrel, Inc.
MIC2176
November 2010
7
M9999-111710-A
Typical Characteristics (Continued)
VDD Operating Supply Current
vs. Temperature
0
2
4
6
8
10
-50
-20
10
40
70
100
130
TEMPERATURE (°C)
VDD Shutdown Current
vs. Temperature
0
0.2
0.4
0.6
0.8
1
-50
-20
10
40
70
100
130
TEMPERATURE (°C)
VDD UVLO Threshold
vs. Temperature
3.2
3.4
3.6
3.8
4.0
4.2
Rising
MIC2176-2
VIN = 48V
VOUT = 3.3V
IOUT = 0A
VDD = 5V
SWITCHING
VIN = 48V
IOUT = 0A
VDD = 5V
VEN = 0V
Falling
VIN = 48V
3.0
-50
-20
10
40
70
100
130
TEMPERATURE (°C)
VIN Shutdown Current
vs. Temperature
0
5
10
15
20
25
30
-50
-20
10
40
70
100
130
TEMPERATURE (°C)
Current Limit
vs. Temperature
0
5
10
15
20
VIN Operating Supply Current
vs. Temperature
10
12
14
16
18
20
22
-50
-20
10
40
70
100
130
TEMPERATURE (°C)
MIC2176-2
VIN = 48V
VOUT = 3.3V
IOUT = 0A
VDD = 5V
SWITCHING
VIN = 48V
VDD = 5V
IOUT = 0A
VIN = 48V
VOUT = 3.3V
VDD = 5V
-50
-20
10
40
70
100
130
TEMPERATURE (°C)
Load Regulation
vs. Temperature
-0.2%
0.0%
0.2%
0.4%
0.6%
0.8%
1.0%
-50
-20
10
40
70
100
130
TEMPERATURE (°C)
Feedback Voltage
vs. Temperature
0.792
0.794
0.796
0.798
0.800
0.802
0.804
0.806
0.808
-50
-20
10
40
70
100
130
TEMPERATURE (°C)
Line Regulation
vs. Temperature
-0.2%
0.0%
0.2%
0.4%
0.6%
0.8%
1.0%
-50
-20
10
40
70
100
130
TEMPERATURE (°C)
VIN = 6V to 70V
VOUT = 3.3V
IOUT = 0A
VDD = 5V
VIN = 48V
VOUT = 3.3V
IOUT = 0A
VDD = 5V
VIN = 48V
VOUT = 3.3V
VDD = 5V
IOUT = 0A to 5A
Switching Frequency
vs. Temperature
160
180
200
220
240
-50
-20
10
40
70
100
130
TEMPERATURE (°C)
MIC2176-1
VIN = 48V
VOUT = 3.3V
IOUT = 0A
VDD = 5V
EN Bias Current
vs. Temperature
0
20
40
60
80
100
-50
-20
10
40
70
100
130
TEMPERATURE (°C)
VIN = 48V
VEN = 0V
VDD = 5V



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