iris-w6756 International Rectifier Corp., iris-w6756 Datasheet - Page 7

• Manufacturer Part Number: iris-w6756
• Description: Integrated Switcher
• Manufacturer: International Rectifier Corp.

D D D D
S S S S / / / / G G G G N N N N D D D D
V V V V c c c c c c c c
S S S S S S S S / / / / O O O O L L L L P P P P
F F F F B B B B
O O O O C C C C P P P P / / / / B B B B D D D D
OVP
４ ４
OLP
Block Diagram
IRIS-W6756
Pin Designation
Pin Assignments
V
＋
CC
－
R Q
1 1 1 1
＋
＋
－
－
I I I I R R R R I I I I S S S S
Start
Stop
Burst
S
3 3 3 3 4 4 4 4 5 5 5 5 6 6 6 6 7 7 7 7
Burst
Burst
Control
Control
Iconst
Reg&
Pin
No.
Soft Start
1
3
4
5
6
7
Symbols
OCP/BD
SS/OLP
S/GND
MaxON
OSC
V
FB
D
CC
Bottom Selector
Protection
latch
S
R
Q
Overcurrent Protection
/ Bottom Detection Pin
/Soft Start set up Pin
Source /Ground pin
Delay at Overload
Counter
Power supply pin
BSD
Descriptions
Feedback pin
Drain pin
Q
Input
R
－
S
＋
DRIVE
Reg
Delay
OCP
BD
FB
－
＋
－
＋
＋
－
Input of power supply for control circuit
Constant Voltage Control Signal Input,
Burst(intermittent) mode Oscillation
Overcurrent Detection Signal Input
Soft Start Operation Time set up
/Bottom Detection Signal Input
MOSFET Source / Ground
Overload Protection and
OCP/BD
SS/OLP
MOSFET drain
S/GND
Functions
FB
Control
D
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