MB3889 Fujitsu Microelectronics, Inc., MB3889 Datasheet - Page 29

• Manufacturer Part Number: MB3889
• Description: 2-channel Dc/dc Converter Ic With Overcurrent Protection Symmetrical-phase Type
• Manufacturer: Fujitsu Microelectronics, Inc.

REFERENCE DATA
100
100
90
80
70
60
50
40
30
90
80
70
60
50
40
30
10 m
10 m
Conversion Efficiency vs. Load Current (CH2)
Conversion Efficiency vs. Load Current (CH1)
100 m
100 m
Load current IL (A)
Load current IL (A)
1
1
Ta
5 V output
CTL
CTL1
CTL2
Ta
3.3 V output
CTL
CTL1
CTL2
5 V
25 C
5 V
“L” level
Open
25 C
Open
“L” level
10
10
Vin = 8.5 V
Vin = 10 V
Vin = 12 V
Vin = 8.5 V
Vin = 10 V
Vin = 12 V
MB3889
(Continued)
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