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MB39A106 Datasheet, PDF (18/46 Pages) Fujitsu Component Limited. – 2-Channel DC/DC Converter IC with Overcurrent Protection Symmetrical-Phase Type | |||
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MB39A106
R1
âINE1
1
(CS2) 13
3
CS1
R2
VREF
3 µA
L priority
Error Amp
â
+
+
1.23 V
CTL2
CTL1
Open : CH ON
L : CH OFF
VTH = 1.4 V
100 kâ¦
10
Buff
9
CTL1 = H
A SW1 (SW2)
B
6 kâ¦
Soft-start
Discharge
<Soft-start circuit>
â TREATMENT OF UNUSED CS TERMINALS
When the soft-start function is not used, the CS1 terminal (pin 3) and CS2 terminal (pin 13) should be left open.
âOPENâ
3 CS1
âOPENâ
13 CS2
< Operation Without Soft-start Setting >
18
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