MB3883_02 FUJITSU [Fujitsu Component Limited.], MB3883_02 Datasheet - Page 22
MB3883_02
Manufacturer Part Number
MB3883_02
Description
6-ch DC/DC Converter IC with Synchronous Rectifier for Voltage Step-up and Step-down
Manufacturer
FUJITSU [Fujitsu Component Limited.]
Datasheet
1.MB3883_02.pdf
(40 pages)
- Current page: 22 of 40
- Download datasheet (453Kb)
22
MB3883
Note : Each of the terminals CTL1,2, CTL3, CTL4, and CTL5 can be switched on or off independently. When any of
Input
Output
• After a CH6 soft start, when the CTL1, 2, CTL3, CTL4, and CTL5 terminals are driven high
The capacitor (Cs) connected to the CS terminal (pin 15) starts charging and the error amp provides a soft start
by comparing the CH1 to CH5 output voltage to the voltage at the CS terminal.
CTL ( pin 20)
CTL1, 2 ( pin 21)
CTL3 ( pin 22)
CTL4 ( pin 23)
CTL5 ( pin 24)
VB ( pin 27)
C IN6 ( pin 5)
CH6 output voltage
Vo6
VREF ( pin 16)
CS ( pin 15)
CH1 to CH3 output
voltage Vo1 to Vo3
CH4, CH5 output
voltage Vo4, Vo5
these CTL terminals is switched on, a soft start operation is provided as shown in the above timing chart.
(1) to (2)
(3)
(4) to (5)
(6) to (7)
(6)’ to (7)’
: CH6 soft start interval
: VREF Output start
: CH1 to CH3 soft start interval
: CH4, CH5 soft start interval
: CH4 (CH5) soft start interval (waveform) as CTL4 (CTL5) go “H”
from “L” during CH1 to CH3 soft start interval
2 V
(1)
2.49 V
0.9 V
(3) (2) (4)
1.25 V
(6)’
(7)’
(5)
(6)
1.25 V
(7)
t
Related parts for MB3883_02
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
Fujitsu STYLISTIC Q572 Tablet PC
Manufacturer:
FUJITSU [Fujitsu Component Limited.]
Datasheet:
Part Number:
Description:
Single Serial Input PLL Frequency Synthesizer On-Chip 2.5 GHz Prescaler
Manufacturer:
FUJITSU [Fujitsu Component Limited.]
Datasheet:
Part Number:
Description:
Dual PLL Frequency Synthesizer with On-Chip Prescaler
Manufacturer:
FUJITSU [Fujitsu Component Limited.]
Datasheet:
Part Number:
Description:
Memory FRAM 128 K (16 K x 8) Bit I2C
Manufacturer:
FUJITSU [Fujitsu Component Limited.]
Datasheet:
Part Number:
Description:
Memory FRAM 64 K (8 K x 8) Bit I2C
Manufacturer:
FUJITSU [Fujitsu Component Limited.]
Datasheet:
Part Number:
Description:
CMOS PLL Frequency Synthesizer
Manufacturer:
FUJITSU [Fujitsu Component Limited.]
Datasheet:
Part Number:
Description:
R-2R TYPE 8-BIT D/A CONVERTER WITH OPERATIONAL AMPLIFIER OUTPUT BUFFERS
Manufacturer:
FUJITSU [Fujitsu Component Limited.]
Datasheet:
Part Number:
Description:
VOLTAGE DETECTOR
Manufacturer:
FUJITSU [Fujitsu Component Limited.]
Datasheet:
Part Number:
Description:
Power Management Switching IC (with flash memory power switching function)
Manufacturer:
FUJITSU [Fujitsu Component Limited.]
Datasheet:
Part Number:
Description:
DC/DC Converter IC for Charging Li-ion battery
Manufacturer:
FUJITSU [Fujitsu Component Limited.]
Datasheet:
Part Number:
Description:
8-bit Proprietary Microcontroller
Manufacturer:
FUJITSU [Fujitsu Component Limited.]
Datasheet:
Part Number:
Description:
16-bit Proprietary Microcontroller
Manufacturer:
FUJITSU [Fujitsu Component Limited.]
Datasheet:
Part Number:
Description:
65nm CMOS Standard Cell
Manufacturer:
FUJITSU [Fujitsu Component Limited.]
Datasheet:
Part Number:
Description:
Magneto-Optical Drives
Manufacturer:
FUJITSU [Fujitsu Component Limited.]
Datasheet:
Part Number:
Description:
1.3GB Magneto-Optical Drive
Manufacturer:
FUJITSU [Fujitsu Component Limited.]
Datasheet: