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MIC4722 Datasheet(PDF) 5 Page - Micrel Semiconductor

Part # MIC4722
Description  3mm x 3mm 2.7MHz 3A PWM Buck Regulator
PDF  20 Pages
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Manufacturer  MICREL [Micrel Semiconductor]
Direct Link  http://www.micrel.com
Logo MICREL - Micrel Semiconductor

MIC4722 Datasheet(HTML) 5 Page - Micrel Semiconductor

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Micrel, Inc.
MIC4722
September 2007
5
M9999-090507-B
Typical Characteristics (cont.)
0.9990
0.9992
0.9994
0.9996
0.9998
1.0000
1.0002
1.0004
1.0006
1.0008
1.0010
2.7
3.2
3.7
4.2
4.7
5.2
SUPPLY VOLTAGE (V)
Line Regulation
0.990
0.992
0.996
0.998
1.000
1.002
1.004
1.006
1.008
1.010
20 40 60 80
TEMPERATURE (°C)
Feedback Voltage
vs. Temperature
0.994
VIN = 3.3V
2.2
2.3
2.4
2.5
2.7
2.8
2.9
3.0
3.1
3.2
20 40 60 80
TEMPERATURE (°C)
Frequency
vs. Temperature
VIN = 3.3V
2.6
0
0.2
0.4
0.6
0.8
1.0
1.2
0
1234
5
SUPPLY VOLTAGE (V)
Feedback Voltage
vs. Supply Voltage
VEN = VIN
0
100
200
300
400
500
600
700
800
0123456
SUPPLY VOLTAGE (V)
Quiescent Current
vs. Supply Voltage
VEN = VIN
70
75
80
85
90
95
100
105
110
115
120
2.7
3.2
3.7
4.2
4.7
5.2
SUPPLY VOLTAGE (V)
RDSON
vs. Supply Voltage
0
20
40
60
100
120
140
160
20 40 60 80
TEMPERATURE (°C)
RDSON
vs. Temperature
VIN = 3.3V
80
0
0.2
0.4
0.6
0.8
1.0
1.2
2.7
SUPPLY VOLTAGE (V)
Enable Threshold
vs. Supply Voltage
3.7
3.2
4.2
4.7
0
0.2
0.4
0.6
0.8
1.2
Enable Threshold
vs. Temperature
20 40 60 80
TEMPERATURE (°C)
VIN = 3.3V
1.0



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