mic4723yml Micrel Semiconductor, mic4723yml Datasheet - Page 4

• Manufacturer Part Number: mic4723yml
• Description: Mic4723 3a 2mhz Integrated Switch Buck Regulator
• Manufacturer: Micrel Semiconductor

Typical Characteristics
Micrel, Inc.
January 2008
78
76
74
72
70
68
66
64
62
60
96
94
92
90
88
86
84
82
80
78
76
90
88
86
84
82
80
78
76
74
72
70
68
66
64
62
60
92
90
88
86
84
82
80
78
76
74
72
70
68
66
64
0
0
0
0
4.5V
4.5V
3V
3.6V
0.5
0.5
0.5
0.5
1.5V
3.3V
1.8V
4.5V
IN
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
IN
5.5V
1V
5.5V
5.5V
IN
IN
OUT
IN
3.3V
OUT
OUT
IN
OUT
IN
1
1
1
1
IN
MIC4723
MIC4723
MIC4723
MIC4723
5V
IN
IN
5V
Efficiency
1.5
1.5
1.5
1.5
Efficiency
Efficiency
Efficiency
5V
IN
IN
2
2
2
2
2.5
2.5
2.5
2.5
3
3
3
3
84
82
80
78
76
74
72
70
68
66
64
94
92
90
88
86
84
82
80
96
94
92
90
88
86
84
82
80
78
76
74
72
70
68
66
90
88
86
84
82
80
78
76
74
72
70
68
66
64
62
60
0
0
0
0
3V
3V
3.6V
3.6V
4.5V
0.5
0.5
0.5
0.5
4.5V
2.5V
1.8V
1.2V
IN
IN
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
5.5V
1V
5.5V
IN
IN
IN
3.3V
IN
OUT
3.3V
IN
OUT
OUT
OUT
1
1
1
1
IN
MIC4723
MIC4723
MIC4723
5V
MIC4723
5V
IN
IN
IN
Efficiency
IN
1.5
1.5
1.5
1.5
Efficiency
Efficiency
Efficiency
4
2
2
2
2
2.5
2.5
2.5
2.5
3
3
3
3
1.010
1.005
1.000
0.995
0.990
100
98
96
94
92
90
88
86
84
82
80
86
84
82
80
78
76
74
72
70
68
66
64
90
88
86
84
82
80
78
76
74
72
70
68
66
64
62
60
0
0
0
0
V
3V
3V
IN
3.6V
4.5V
3.6V
0.5
0.5
0.5
0.5
IN
2.5V
OUTPUT CURRENT (A)
1.5V
IN
1.2V
= 3.3V
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
5.5V
Load Regulation
3.3V
IN
IN
3.3V
IN
OUT
OUT
3.3V
OUT
1
1
1
1
IN
MIC4723
MIC4723
MIC4723
IN
5V
IN
1.5
1.5
1.5
1.5
Efficiency
Efficiency
Efficiency
IN
M9999-011808-D
2
2
2
2
2.5
2.5
2.5
2.5
MIC4723
3
3
3
3