iris-x6757 International Rectifier Corp., iris-x6757 Datasheet - Page 8

• Manufacturer Part Number: iris-x6757
• Description: Integrated Switcher
• Manufacturer: International Rectifier Corp.

OCP/BD
SS/OLP
Block Diagram
IRIS-X6757
Pin Designation
GND
VCC
FB
D
S
OVP
４ ４
OLP
IRIS
V
＋
CC
－
R Q
＋
＋
－
－
Start
Stop
Burst
S
Burst
Burst
Control
Control
Pin
No.
Iconst
Reg&
1
2
3
4
5
6
7
Soft Start
Symbols
OCP/BD
SS/OLP
GND
V
FB
D
S
CC
MaxON
OSC
Bottom Selector
Protection
latch
Overcurrent Protection
/ Bottom Detection Pin
S
R
/Soft Start set up Pin
Delay at Overload
Power supply pin
Q
Feedback pin
Descriptions
Ground Pin
Drain pin
Source
Input
Counter
BSD
Q
－
＋
S
R
DRIVE
Reg
Delay
OCP
BD
FB
－
Overcurrent Detection Signal Input
＋
Input of power supply for control
Soft Start Operation Time set up
Constant Voltage Control Signal
Input, Burst(intermittent) mode
/Bottom Detection Signal Input
－
＋
＋
－
Overload Protection and
Oscillation Control
MOSFET Source
MOSFET drain
Functions
Ground
circuit
OCP/BD
SS/OLP
www.irf.com
GND
FB
S
D
７ ７
１ １
２ ２
３ ３
６ ６
５ ５