MB3886 Fujitsu Microelectronics, Inc., MB3886 Datasheet - Page 14

• Manufacturer Part Number: MB3886
• Description: 2-channel Dc/dc Converter Ic With Overcurrent Protection Symmetrical-phase Type
• Manufacturer: Fujitsu Microelectronics, Inc.

14
MB3886
f
OSC
SETTING THE OUTPUT VOLTAGE
SETTING THE OSCILLATION FREQUENCY
The oscillation frequency can be set by connecting the timing capacitor (C
resistor (R
Oscillation frequency : f
(kHz) : =
T
) to the RT terminal (pin 5) .
C
T
(pF) R
870000
T
OSC
V
R1
R2
(k )
O
( INE2)
(CS2)
(FB2)
INE1
CS1
FB1
22
23
24
9
8
7
CH1, 2
1.25 V
Error
Amp.
T
V
) to the CT terminal (pin 4) and timing
O
1.25 V
R2
(R1
R2)