FAN7556 Ver la hoja de datos (PDF) - Fairchild Semiconductor

Número de pieza

componentes Descripción

Fabricante

FAN7556

Voltage Mode PWM Controller

Fairchild Semiconductor 

FAN7556

Absolute Maximum Ratings

( Ta = 25°C, unless otherwise specified )

Parameter

Supply Voltage

Output Current

Input Voltage to FB Pin

Input Voltage to IS Pin

Power Dissipation (Ta ≤ 25°C)

8-DIP

8-SOP

Operating Temperature

Storage Temperature

Thermal Resistance, Junction-to-Air(Note1)

8-DIP

8-SOP

Symbol

Vcc

IO

VFB

VIS

PD

TOPR

TSTG

Rθja

Note:

1. Junction -to -air thermal resistance test environments.

-. Pneumatic heat sink fixture.

-. Clamping pressure 60psi through 12mm diameter cylinder.

-. Thermal grease applied between PKG and heat sink fixture

Value

30

±1

VSD

-0.3 to VOC

0.85

0.62

-25 to +125

-55 to +150

147.1

201.6

Unit

V

A

V

V

W

°C

°C

°C/W

Temperature Characteristics

( -25°C ≤ Ta ≤ 125°C )

Parameter

Fosc Temperature Stability

Symbol

Value

Unit

∆FOSC2

±5

%

2

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