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ML4950 参数 Datasheet PDF下载

ML4950图片预览
型号: ML4950
PDF下载: 下载PDF文件 查看货源
内容描述: 可调输出,低电流的单电池升压稳压器与检测 [Adjustable Output, Low Current Single Cell Boost Regulator with Detect]
分类和应用: 稳压器电池
文件页数/大小: 10 页 / 292 K
品牌: MICRO-LINEAR [ MICRO LINEAR CORPORATION ]
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ML4950
V
OUT
= 2V
V
IN
L = 18μH
1.0
1.2
1.4
1.6
1.8
L = 33μH
1.0
1.2
1.4
1.6
1.8
L = 47μH
1.0
1.2
1.4
1.6
1.8
L = 68μH
1.0
1.2
1.4
1.6
1.8
I
OUT
(MA )
45.8
65.8
89.4
111.7
132.9
27.9
41.9
57.8
73.7
89.8
20.1
31.6
43.7
57.5
70.1
14.9
23.3
32.6
43.5
54.6
V
OUT
= 2.5V
效率(%)
77.5
78.0
78.3
78.9
79.8
83.6
84.5
85.0
85.6
86.4
85.1
86.6
87.4
87.5
88.9
86.5
88.5
89.1
89.6
90.9
V
IN
L = 18μH
1.0
1.2
1.4
1.6
1.8
L = 33μH
1.0
1.2
1.4
1.6
1.8
L = 47μH
1.0
1.2
1.4
1.6
1.8
L = 68μH
1.0
1.2
1.4
1.6
1.8
I
OUT
(MA )
38.3
54.5
74.6
98.5
124
22.7
33.0
47.0
61.8
79.3
16.4
24.1
33.4
46.1
58.6
12.6
17.4
25.2
33.9
43.8
效率(%)
80.0
80.2
80.5
80.8
81.0
84.2
85.2
86.0
86.6
87.0
86.2
87.1
88.1
89.0
89.5
86.4
87.9
89.2
90.1
90.9
V
OUT
= 3V
V
IN
L = 18μH
1.0
1.2
1.4
1.6
1.8
L = 33μH
1.0
1.2
1.4
1.6
1.8
L = 47μH
1.0
1.2
1.4
1.6
1.8
L = 68μH
1.0
1.2
1.4
1.6
1.8
I
OUT
(MA )
30.9
43.8
55.4
65.6
84.4
18.7
27.9
38.1
50.6
65.4
13.3
19.9
27.9
36.7
47.4
9.2
14.0
20.5
27.6
35.7
效率(%)
81.6
81.9
82.1
82.2
82.3
85.1
85.6
86.4
86.9
87.5
84.7
86.5
87.7
88.5
89.1
84.7
86.3
88.2
89.1
90.2
表1.典型的我
OUT
而效率与V
IN
9