MB39A115 Datasheet, PDF (36/42 Pages) Fujitsu Component Limited. – 5 ch DC/DC Converter IC with Synchronous Rectification

MB39A115
ch.5 Efficiency vs. Load Current
100
95
VIN = 7.2 V
90
Ta = +25 °C
85
80
ch.5
75
70
65
60
0
IO5-1 30 mA: Discontinuance mode
Notes
Only feedback controlling output is get
by using transformer channel.
TVO5-3 ( 15 V): IO = 10 mA fixed
Only concerned channel is ON.
Including external SW Tr driving current
10
20
30
40
50
60
Load Current IO (mA)
(Continued)
36