KA7577 Ver la hoja de datos (PDF) - Fairchild Semiconductor

Número de pieza

componentes Descripción

Fabricante

KA7577

SMPS controller

Fairchild Semiconductor 

KA7577

Absolute Maximum Ratings

Parameter

Symbol

Value

Supply Voltage

Collector Supply Voltage

Output DC Current

Output Peak Voltage

VF Terminal Voltage

VCC

VC

IO(DC)

IOPK

V(VF)

31

31

± 0.5

±2

31

VON/OFF Terminal Voltage

V(ON/OFF)

31

Current Limiting (-) Terminal Voltage

Current Limiting (+) Terminal Voltage

V(CLM - )

V(CLM +)

- 4 ~+4

- 0.3 ~+4

Over Voltage Protection Terminal Voltage

V(OVP)

31

Detection Terminal Voltage (Note 1)

V(DET)

6

Detection Terminal Sink Current (Note 1)

ISINK(DET)

5

Feedback Terminal Voltage

V(FB)

0 - 10

Timer ON Terminal Source Current

ISOURCE(T-ON)

-1

Timer OFF Terminal Source Current

ISOURCE(T-OFF)

-1

Power Dissipation

PD

1.5

hermal Derating Factor

KTD

12

Operating Temperature Range

Storage Temperature Range

TOPR

TSTG

- 25 ~ +85

- 40 ~ +125

Junction Temperature

TJ

150

Note:

1. This terminal has the constant voltage characteristics of 6-8V, when current is supplied from out side.

The maximum allowable voltage is 6V when the constant voltage is applied to this terminal.

And maximum allowable current is 5mA, it is recommended to use current limiting resistor.

Unit

V

V

A

A

V

V

V

V

V

V

mA

V

mA

mA

W

mW/°C

°C

°C

°C

2

Share Link: