MB3883PFV FUJITSU [Fujitsu Component Limited.], MB3883PFV Datasheet - Page 5

• Manufacturer Part Number: MB3883PFV
• Description: 6-ch DC/DC Converter IC With Synchronous Rectification for voltage step-up and step-down
• Manufacturer: FUJITSU [Fujitsu Component Limited.]

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Control
Power
OSC
Pin No.
25
26
27
20
21
22
23
24
18
15
19
42
16
17
44
1
2
GND (O)
VCC (O)
SWOUT
Symbol
CTL1, 2
CSCP
VREF
SWIN
CTL3
CTL4
CTL5
GND
VCC
CTL
CS
RT
CT
VB
I/O
O
O
O
I
I
I
I
I
I
Triangular wave frequency setting resistor connection pin.
Triangular wave frequency setting capacitor connection pin.
Triangular wave oscillator regulator output pin.
Output switch control circuit output pin.
Output switch control circuit input pin.
Power supply, CH6 control pin.
“H” level : Power supply CH6 operating mode
“L” level : Standby mode
CH1, CH2 control pin.
When CTL1, 2 pin
CH3 control pin.
When CTL3 pin
CH4 control pin.
When CTL4 pin
CH5 control pin.
When CTL5 pin
Short protection circuit capacitor connection pin.
CH1to CH5 soft start circuit capacitor connection pin.
Reference voltage and control circuit power supply pin.
Output circuit power supply pin.
Reference voltage output pin.
Ground pin.
Output circuit ground pin.
“H” level : CH3 operating mode
“L” level : CH3 OFF mode
“H” level : CH5 operating mode
“L” level : CH5 OFF mode
“H” level : CH4 operating mode
“L” level : CH4 OFF mode
“H” level : CH1, CH2 operating mode
“L” level : CH1, CH2 OFF mode
“H” level
“H” level
“H” level
“H” level
Descriptions
MB3883
5