N1506 MS PC B8-2419 No.5725-1/3
Any and all SANYO Semiconductor 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 Semiconductor representative
nearest you before using any SANYO Semiconductor products described or contained herein in such
applications.
SANYO Semiconductor 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 Semiconductor
products described or contained herein.
LA4285
Overview
The LA4285 is a 3W monaural power amplifier IC.
The LA4285 features a built-in electronic volume control circuit and only requires a minimal number of external
components and thus is optimal for use as the audio output power amplifier in TV sets.
Functions
3W monaural power amplifier (VCC = 16V, RL = 8Ω)
Electronic volume control circuit
Input selector switch
Specifications
Maximum Ratings at Ta = 25
°C
Parameter
Symbol
Conditions
Ratings
Unit
Maximum supply voltage
VCC max
Rg = 0 (No signal)
24
V
Allowable power dissipation
Pd max
With a infinity large heat sink
7.0
W
Thermal resistance
θj-c
10.0
°C/W
Operating temperature
Topr
-20 to +75
°C
Storage temperature
Tstg
-40 to +150
°C
Operating Conditions at Ta = 25
°C
Parameter
Symbol
Conditions
Ratings
Unit
Recommended supply voltage
VCC
16
V
Recommended load resistance
RL
8
Ω
Monolithic Linear IC
Audio Output for TV application
3W Monaural Power Amplifier
Ordering number : EN5725