ML4890CS-5 MICRO-LINEAR [Micro Linear Corporation], ML4890CS-5 Datasheet - Page 10

• Manufacturer Part Number: ML4890CS-5
• Description: High Efficiency, Low Ripple Boost Regulator
• Manufacturer: MICRO-LINEAR [Micro Linear Corporation]

ML4890
ML4890-T
10
TABLE 1. MAXIMUM OUTPUT CURRENT AND EFFICIENCY
L = 10 H
L = 15 H
L = 22 H
L = 33 H
L = 47 H
L = 68 H
V
1.0
1.5
2.0
1.0
1.5
2.0
2.5
2.8
1.0
1.5
2.0
2.5
2.8
1.0
1.5
2.0
2.5
2.8
1.0
1.5
2.0
2.5
2.8
1.0
1.5
2.0
2.5
2.8
IN
I
OUT
30.6
70.7
80.0
23.8
56.5
80.0
80.0
80.0
18.4
44.2
76.6
80.0
80.0
13.0
32.4
56.6
80.0
80.0
23.3
41.1
62.9
77.4
18.8
33.4
51.0
64.3
9.8
7.9
(mA)
EFFICIENCY PERCENTAGE
73.5
72.0
70.3
78.7
77.3
74.9
74.0
73.7
82.0
81.1
77.9
76.9
76.7
85.7
85.1
82.7
80.4
80.1
87.4
87.2
85.8
83.7
82.6
88.4
88.9
87.6
86.0
84.6
ML4890-3
L = 10 H
L = 15 H
L = 22 H
L = 33 H
L = 47 H
L = 68 H
V
1.0
1.5
2.0
1.0
1.5
2.0
2.5
3.0
1.0
1.5
2.0
2.5
3.0
1.0
1.5
2.0
2.5
3.0
1.0
1.5
2.0
2.5
3.0
1.0
1.5
2.0
2.5
3.0
IN
I
OUT
100.0
100.0
100.0
100.0
100.0
100.0
29.6
71.4
23.0
54.7
89.8
16.2
41.4
75.6
10.9
30.4
55.8
82.5
22.7
41.9
63.3
89.6
17.9
32.1
48.8
69.6
9.1
7.7
(mA)
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