MIC2142 Datasheet, PDF (11/17 Pages) Micrel Semiconductor – Micropower Boost Converter

MIC2142
Predesigned Circuit Values
V_IN(min)
2.5V
2.5V
2.5
2.5
2.5
2.5
3.0
3.0
3.0
3.0
3.0
3.0
5.0
5.0
5.0
5.0
9
9
9
12
12
V_IN(max)
3.0V
4.5V
11.5
4.7
14.5
4.7
4.7
4.7
4.7
8.5
4.7
4.7
14.5
4.7
4.7
4.7
8.5
11.5
14.5
9
8.0
11.5
14
14
14
14
V_OUT
3.3V
I_OUT(max)
40mA
23mA
10mA
L1
47µH
85µH
180µH
I_PK @ V_IN(max)
129mA
74mA
34VmA
5V
boot strapped
boot strapped
16.5mA
7.8mA
51
77
47µH
100µH
15
10
193mA
91mA
605
908
12
4.8
47
493
2.25
100
232
boot strapped
15
15
632
boot strapped
22
10
950
15
3.7
47
622
1.7
100
292
boot strapped
17.4
10
950
boot strapped
8
22
430
20
2.7
47
202
20
1.5
82
110
5
40
33
287
boot strapped
70
18
525
boot strapped
100
12
800
9
15
boot strapped
28
boot strapped
40
33
520
18
525
12
800
15
7.8
33
886
boot strapped
14
18
525
boot strapped
21
12
800
20
5.6
33
287
9
70
23
10
27
635
82
209
180
95
12
43
14
6
27
860
82
283
180
129
15
30
10
30
27
1083
82
357
27
672
20
8
68
237
12
118
56
414
66
100
232
30
220
105
15
70
40
18
56
504
100
282
220
128
20
20
10
6
120
235
220
128
390
72
15
156
68
415
71
150
182
27
390
72
20
35
150
188
Table 4. Typical Maximum Power Configuration
CR1
BAT54
BAT54
BAT54
BAT54
BAT54
MBR0530
MBR
MBR
BAT
MBR
MBR
MBR
BAT
MBR
MBR
BAT
BAT
BAT
MBR
MBR
MBR
MBR
MBR
MBR
MBR
MBR
BAT
MBR
BAT
BAT
MBR
BAT
BAT
MBR
MBR
MBR
BAT
MBR
BAT
BAT
MBR
BAT
BAT
BAT
BAT
BAT
MBR
BAT
BAT
BAT
Micrel
December 2000
11
MIC2142