LA4280 Ver la hoja de datos (PDF) - SANYO -> Panasonic

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componentes Descripción

Fabricante

LA4280

2-Channel 10W AF Power Amplifier, for Home Stereo, TV Use

SANYO -> Panasonic 

Ordering number:ENN2251B

Monolithic Linear IC

LA4280

2-Channel 10W AF Power Amplifier,

for Home Stereo, TV Use

Features

Package Dimensions

• High-power 2-channel AF power amplifier.

• Low distortion.

• Minimum number of external parts requierd (no boot-

strap capacitor requierd).

unit:mm

3023A-SIP14H

[LA4280]

• Low pop noise at the time of power switch ON/OFF.

• Excellent ripple rejection (58dB typ).

37.0

4.5

30.0

• Wide operating voltage range (10V to 40V).

• External muting available.

• On-chip protector against abnormalities (thermal shut-

down, overvoltage).

1

1.99

2.54

14

0.4

0.6

1.4

2.25

Specifications

SANYO : SIP14H

Absolute Maximum Ratings at Ta = 25˚C

Parameter

Maximum supply voltage

Maximum output current

Allowable power dissipation

Operating temperature

Storage temperature

Symbol

VCC max

IO peak

Pd max

Topr

Tstg

Quiescent

With heat sink

Conditions

Ratings

Unit

45 V

4A

25 W

–20 to +75 ˚C

–40 to +150 ˚C

Operating Conditions at Ta = 25˚C

Parameter

Recommended supply voltage

Recommended load resistance

Operating voltage range

Symbol

VCC

RL

VCC op

Conditions

Ratings

Unit

32 V

8Ω

10 to 40 V

Operating Characteristics at Ta = 25˚C, VCC=32V, RL=8Ω, f=1kHz, Rg=600Ω, See specified test circuit

Parameter

Symbol

Conditions

Ratings

Unit

min typ max

Quiescent current

Icco1

Icco2

Quiescent

MT/SW on

30

60 100 mA

30

56 100 mA

Voltage gain

VG

38

40

42 dB

Voltage gain difference

∆VG

1.5 dB

Output power

Po1 THD=1%

Po2 THD=3%

9.0 10.0

W

10.0 11.5

W

Continued on next page

Any and all SANYO products described or contained herein do not have specifications that can handle

applications that require extremely high levels of reliability, such as life-support systems, aircraft’s

control systems, or other applications whose failure can be reasonably expected to result in serious

physical and/or material damage. Consult with your SANYO representative nearest you before using

any SANYO products described or contained herein in such applications.

SANYO assumes no responsibility for equipment failures that result from using products at values that

exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges,or other

parameters) listed in products specifications of any and all SANYO products described or contained

herein.

SANYO Electric Co.,Ltd. Semiconductor Company

TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN

21500TH (KT)/8016KI/D227AT/1179YT No.2251–1/3

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