Ordering number : ENA0714A
Monolithic Linear IC
LA42205
Audio Output for TV application
5W × 2ch Power Amplifier
Overview
The LA42205 is a 5W 2-channel power amplifier IC and optimal for use as the audio output power amplifier in TV
application
Functions
• 5W × 2 channels (VCC = 9.5V, RL = 8Ω)
• Built-in standby function.
• Built-in mute function.
• Built-in various protection circuit (short to VCC/short to ground/load shorting/overheating).
Specifications
Maximum Ratings at Ta = 25°C
Parameter
Maximum supply voltage
Symbol
VCC max
Conditions
Ratings
No signal
Unit
16
V
W
Allowable power dissipation
Pd max
Infinitely large heat sink
30
Maximum output current
IO peak
Per channel
1.0
A
Maximum junction temperature
Tj max
150
°C
2.5
°C/W
Thermal resistance
θjc
Operating temperature
Topr
-20 to +75
°C
Storage temperature
Tstg
-40 to +150
°C
Operating Conditions at Ta = 25°C
Parameter
Symbol
Recommended supply voltage
Recommended load resistance
Conditions
VCC
RL
Allowable operating supply
voltage range
VCC op
Ratings
Unit
9.5
Under conditions such that
V
8
Ω
7 to 14
V
maximum ratings are not exceeded
Any and all SANYO Semiconductor Co.,Ltd. products described or contained herein are, with regard to
"standard application", intended for the use as general electronics equipment (home appliances, AV equipment,
communication device, office equipment, industrial equipment etc.). The products mentioned herein shall not be
intended for use for any "special application" (medical equipment whose purpose is to sustain life, aerospace
instrument, nuclear control device, burning appliances, transportation machine, traffic signal system, safety
equipment etc.) that shall require extremely high level of reliability and can directly threaten human lives in case
of failure or malfunction of the product or may cause harm to human bodies, nor shall they grant any guarantee
thereof. If you should intend to use our products for applications outside the standard applications of our
customer who is considering such use and/or outside the scope of our intended standard applications, please
consult with us prior to the intended use. If there is no consultation or inquiry before the intended use, our
customer shall be solely responsible for the use.
Specifications of any and all SANYO Semiconductor Co.,Ltd. products described or contained herein stipulate
the performance, characteristics, and functions of the described products in the independent state, and are not
guarantees of the performance, characteristics, and functions of the described products as mounted in the
customer' s products or equipment. To verify symptoms and states that cannot be evaluated in an independent
device, the customer should always evaluate and test devices mounted in the customer' s products or
equipment.
D0209 SY / 3007 MS PC 20070205-S00003 No.A0714-1/7
