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MIC4720YML 参数 Datasheet PDF下载

MIC4720YML图片预览
型号: MIC4720YML
PDF下载: 下载PDF文件 查看货源
内容描述: 采用3mm x 3mm 2A的2.0MHz集成开关降压稳压器 [3mm x 3mm 2.0MHz 2A Integrated Switch Buck Regulator]
分类和应用: 稳压器开关
文件页数/大小: 21 页 / 1062 K
品牌: MICREL [ MICREL SEMICONDUCTOR ]
 浏览型号MIC4720YML的Datasheet PDF文件第1页浏览型号MIC4720YML的Datasheet PDF文件第2页浏览型号MIC4720YML的Datasheet PDF文件第3页浏览型号MIC4720YML的Datasheet PDF文件第4页浏览型号MIC4720YML的Datasheet PDF文件第6页浏览型号MIC4720YML的Datasheet PDF文件第7页浏览型号MIC4720YML的Datasheet PDF文件第8页浏览型号MIC4720YML的Datasheet PDF文件第9页  
Micrel, Inc.
MIC4720
Typical Characteristics
93
91
89
87
85
83
81
79
77
75
73
71
69
67
65
1.8V
OUT
MIC4720
Efficiency
V = 3.0V
IN
1.8V
90
85
EFFICIENCY (%)
OUT
MIC4720
Efficiency
95
V = 4.5V
IN
MIC4720
2.5V
OUT
Efficiency
V = 4.5V
IN
90
EFFICIENCY (%)
85
80
75
70
V = 5.0V
IN
EFFICIENCY (%)
V = 3.3V
IN
V = 3.6V
IN
80
75
70
65
V = 5.5V
IN
V = 5.0V
IN
V = 5.5V
IN
0
1
2
0
1
2
0
0.8
1
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
95
90
EFFICIENCY (%)
85
80
75
70
MIC4720
2.5V
OUT
Efficiency
V = 3.3V
EFFICIENCY (%)
IN
90
85
MIC4720
1.5V
OUT
Efficiency
V = 3.0V
IN
85
83
81
EFFICIENCY (%)
79
77
75
73
71
69
67
65
MIC4720
1.5V
OUT
Efficiency
V = 4.5V
IN
V = 3.6V
IN
80
75
70
65
V = 3.3V
IN
V = 3.6V
IN
V = 5.0V
IN
V = 5.5V
IN
0
0.8
1
1.8
2
0
0.8
1
1.8
2
0
0.8
1
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
100
95
EFFICIENCY (%)
90
85
80
75
70
0
MIC4720
3.3V
OUT
Efficiency
V = 4.5V
IN
80
75
70
EFFICIENCY (%)
65
60
55
50
45
40
35
30
MIC4720
1V
OUT
Efficiency
V = 4.5V
IN
85
80
EFFICIENCY (%)
75
70
65
60
55
MIC4720
1V
OUT
Efficiency
V = 3.0V
IN
V = 5.0V
IN
V
IN
= 5.0V
V
IN
= 5.5V
V = 5.5V
IN
V = 3.3V
IN
V = 3.6V
IN
1
2
0
0.8
1
1.8
2
0
0.8
1
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
1.2V
85
83
81
EFFICIENCY (%)
79
77
75
73
71
69
67
65
OUT
MIC4720
Efficiency
80
V =3.0V
IN
1.2V
78
76
EFFICIENCY (%)
74
72
70
68
66
64
62
60
OUT
MIC4720
Efficiency
V = 4.5V
IN
1.0010
1.0008
1.0006
1.0004
1.0002
1.0000
0.9998
0.9996
0.9994
0.9992
0.9990
2.7
Line Regulation
V =3.3V
IN
V = 5.0V
IN
V = 5.5V
IN
V =3.6V
IN
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
3.2 3.7 4.2 4.7 5.2
SUPPLY VOLTAGE (V)
0
0.8
1
1.8
2
0
0.8
1
May 2007
5
1.8
2
0.2
0.4
0.6
1.2
1.4
1.6
0.2
0.4
0.6
1.2
1.4
1.6
M9999-051707
1.8
2
0.2
0.4
0.6
0.8
1.2
1.4
1.6
1.8
0.2
0.4
0.6
1.2
1.4
1.6
0.2
0.4
0.6
1.2
1.4
1.6
65
50
1.8
2
0.2
0.4
0.6
1.2
1.4
1.6
0.2
0.4
0.6
1.2
1.4
1.6
0.2
0.4
0.6
1.2
1.4
1.6
1.8
2
0.2
0.4
0.6
0.8
1.2
1.4
1.6
1.8
0.2
0.4
0.6
0.8
1.2
1.4
1.6
1.8
0.2
0.4
0.6
1.2
1.4
1.6
65