MB3889 Fujitsu Microelectronics, Inc., MB3889 Datasheet - Page 30
MB3889
Manufacturer Part Number
MB3889
Description
2-channel Dc/dc Converter Ic With Overcurrent Protection Symmetrical-phase Type
Manufacturer
Fujitsu Microelectronics, Inc.
Datasheet
1.MB3889.pdf
(35 pages)
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30
MB3889
V
S1
(V)
3
2
1
0
0
40 80 120 160 200 240 280 320
V
S1
12
10
(V)
8
6
4
2
0
Expansion
t
0
D2
1
136 ns
Switching Waveform (CH1)
2
360
3
t (ns)
400
4
V
5
S1
(V)
3
2
1
0
6
0
7
40 80 120 160 200 240 280 320 360 400
8
Expansion
9
t
D1
t ( s)
10
84 ns
Ta
VIN
CTL
CTL1
CTL2
V
O
1
12 V
5 V
3 A
25 C
Open
“
L
”
level
t (ns)
(Continued)