STR-X6756_13 View Datasheet(PDF) - Sanken Electric co.,ltd.

Part Name

Description

Manufacturer

STR-X6756_13

Power IC for Quasi-Resonant Type Switching Power Supply with High Efficiency and Low Noise in Full Load Range

Sanken Electric co.,ltd. 

Power IC for Quasi-Resonant Type Switching Power Supply

with High Efficiency and Low Noise in Full Load Range

STR-X6756

Block diagram

４

VCC

＋

Reg&

－

Iconst

OVP

Start

Stop

Burst

Burst

Control

Protection

latch

R

Q

S

DRIVE

Reg

Delay

RQ

S

＋

－

OLP

OSC

MaxON

S

Q

R

BSD －

＋

Bottom Selector

Soft Start

Counter

＋

－

FB

－

＋

OCP

BD ＋

－

Sep. 2013

D１

S２

３

GND

FB ６

OCP/BD

７

SS/OLP

５

Pin function description

Pin number Symbol

Description

1

D

Drain pin

2

S

Source

3

GND Ground pin

4

VCC Power supply pin

5

SS/OLP Softstart/ overload protection pin

6

FB Feedback pin

7

OCP/BD OCP input/ Bottom detection pin

Function

MOSFET drain

MOSFET source

Ground

Input for power supply for control circuit

Input for set delay for overload detection and

softstart operation

Input for constant voltage control and

intermittent mode oscillation control signals

Input for overcurrent detection and bottom

detection signals

Sanken Electric Co., Ltd.

7/11

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