UC3842 Просмотр технического описания (PDF) - Philips Electronics

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Компоненты Описание

производитель

UC3842

Current-mode PWM controller

Philips Electronics 

Philips Semiconductors Linear Products

Current-mode PWM controller

Product specification

UC3842

ORDERING INFORMATION

DESCRIPTION

8-Pin Plastic Dual In-Line Package (DIP)

14-Pin Plastic Small Outline (SO) Package

TEMPERATURE RANGE

0 to +70°C

0 to +70°C

ORDER CODE

UC3842N

UC3842D

DWG #

0404B

0405B

ABSOLUTE MAXIMUM RATINGS1

SYMBOL

PARAMETER

RATING

VCC

Supply voltage (ICC<30mA)

VCC

Supply voltage

30

(low impedance source)

IOUT

Output current 2, 3

±1

Output energy (capacitive load)

5

Analog inputs (Pin 2, Pin 3)

-0.3 to 6.3

Error amp output sink current

10

PD

Power dissipation at TA≤70°C

1

(derate 12.5mW/°C for TA>70°C)2

TSTG

Storage temperature range

-65 to +150

TSOLD

Lead temperature

300

(soldering, 10sec max)

NOTES:

1. All voltages are with respect to Pin 5; all currents are positive into the specified terminal.

2. See section in application note on “Power Dissipation Calculation”.

3. This parameter is guaranteed, but not 100% tested in production.

UNIT

Self-Limiting

V

A

µJ

V

mA

W

°C

°C

August 31, 1994

1101

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