LA4555 View Datasheet(PDF) - SANYO -> Panasonic

Part Name

Description

MFG CO.

LA4555

2-Channel AF Power Amplifier for Radio, Tape Recorder Use

SANYO -> Panasonic 

LA4555

Operating Characteristics at Ta = 25˚C, VCC=9V, f=1kHz, Rg=600Ω, RL=4Ω, ( ) : RL=8Ω,

See specified Test Circuit.

Parameter

Quiescent current

Voltage gain

Voltage gain difference

Output power

Total harmonic distortion

Input resistance

Output noise voltage

Ripple rejection

Crosstalk

Symbol

Conditions

Icco

VG

∆VG

PO

THD

ri

VNO

Rr

CT

Stereo 9V

Stereo 6V

Rf=0, VIN=–51dBm

Rf=0, VIN=–51dBm

THD=10%, 6V, Stereo

THD=10%, BTL

THD=10%, 9V, Stereo

THD=10%, BTL

PO=250mW

Rg=0

Rg=10kΩ

Rg=0, f=100Hz, VR=150mV

Rg=10kΩ, f=1kHz, Vo=0dBm

Ratings

Unit

min typ max

15

30 mA

13

mA

49

51

53 dB

±1 dB

0.7

1.0

W

2.8

W

1.7

2.3

W

(4.5)

W

0.3

1.5 %

21

30

kΩ

0.5

1.0 mV

0.8

2.0 mV

40

48

dB

40

58

dB

Equivalent Circuit Block Diagram

Sample Application Circuit : Stereo Use

No.1697–2/10

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