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零件编号
产品描述 (功能)
ML4890 查看數據表(PDF) - Micro Linear Corporation
零件编号
产品描述 (功能)
生产厂家
ML4890
High Efficiency, Low Ripple Boost Regulator
Micro Linear Corporation
ML4890 Datasheet PDF : 12 Pages
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ML4890
TABLE 1. MAXIMUM OUTPUT CURRENT AND EFFICIENCY
ML4890-T
ML4890-3
V
IN
L = 10
µ
H
1.0
1.5
2.0
L = 15
µ
H
1.0
1.5
2.0
2.5
2.8
L = 22
µ
H
1.0
1.5
2.0
2.5
2.8
L = 33
µ
H
1.0
1.5
2.0
2.5
2.8
L = 47
µ
H
1.0
1.5
2.0
2.5
2.8
L = 68
µ
H
1.0
1.5
2.0
2.5
2.8
I
OUT
(mA) EFFICIENCY PERCENTAGE
30.6
73.5
70.7
72.0
80.0
70.3
23.8
78.7
56.5
77.3
80.0
74.9
80.0
74.0
80.0
73.7
18.4
82.0
44.2
81.1
76.6
77.9
80.0
76.9
80.0
76.7
13.0
85.7
32.4
85.1
56.6
82.7
80.0
80.4
80.0
80.1
9.8
87.4
23.3
87.2
41.1
85.8
62.9
83.7
77.4
82.6
7.9
88.4
18.8
88.9
33.4
87.6
51.0
86.0
64.3
84.6
V
IN
L = 10
µ
H
1.0
1.5
2.0
L = 15
µ
H
1.0
1.5
2.0
2.5
3.0
L = 22
µ
H
1.0
1.5
2.0
2.5
3.0
L = 33
µ
H
1.0
1.5
2.0
2.5
3.0
L = 47
µ
H
1.0
1.5
2.0
2.5
3.0
L = 68
µ
H
1.0
1.5
2.0
2.5
3.0
I
OUT
(mA)
29.6
71.4
100.0
23.0
54.7
89.8
100.0
100.0
16.2
41.4
75.6
100.0
100.0
10.9
30.4
55.8
82.5
100.0
9.1
22.7
41.9
63.3
89.6
7.7
17.9
32.1
48.8
69.6
EFFICIENCY PERCENTAGE
73.8
73.7
71.9
80.4
78.8
76.1
74.7
74.1
82.1
82.6
80.5
77.7
77.1
85.0
86.0
84.7
82.3
80.3
87.1
87.9
87.4
85.6
83.1
89.3
89.2
88.3
87.2
85.9
10
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