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TPA3120D2PWP 数据表(PDF) 1 Page - Texas Instruments

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部件名 TPA3120D2PWP
功能描述  25-W STEREO CLASS-D AUDIO POWER AMPLIFIER
Download  27 Pages
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制造商  TI [Texas Instruments]
网页  http://www.ti.com
标志 TI - Texas Instruments

TPA3120D2PWP 数据表(HTML) 1 Page - Texas Instruments

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FEATURES
DESCRIPTION
APPLICATIONS
1 F
m
SD
MuteControl
PVCCL
TPA3120D2
TPA3120D2
SIMPLIFIED APPLICATIONCIRCUIT
PVCCR
VCLAMP
GAIN1
BYPASS
1 F
m
1 F
m
0.22 F
m
AGND
LeftChannel
RightChannel
10Vto30V
10Vto30V
}4-StepGain
Control
Shutdown
Control
LIN
RIN
BSR
BSL
PGNDR
PGNDL
0.22 F
m
22 H
m
22 H
m
0.68 F
m
470 F
m
0.68 F
m
1 F
m
470 F
m
GAIN0
AVCC
MUTE
ROUT
LOUT
TPA3120D2
SLOS507C – MARCH 2007 – REVISED MAY 2007
25-W STEREO CLASS-D AUDIO POWER AMPLIFIER
• 25-W/ch into a 4-Ω Load from a 27-V Supply
The TPA3120D2 is a 25-W (per channel) efficient,
Class-D audio power amplifier for driving stereo
• 20-W/ch into a 4-Ω Load from a 24-V Supply
speakers in a single-ended configuration or a mono
• Operates from 10 V to 30 V
bridge-tied speaker. The TPA3120D2 can drive
• Efficient Class-D Operation Eliminates Need
stereo speakers as low as 4
Ω. The efficiency of the
for Heat Sinks
TPA3120D2 eliminates the need for an external heat
sink when playing music.
• Four Selectable, Fixed Gain Settings
• Internal Oscillator (No External Components
The gain of the amplifier is controlled by two gain
Required)
select pins. The gain selections are 20, 26, 32,
36 dB.
• Single Ended Analog Inputs
The patented start-up and shut-down sequences
• Thermal and Short-Circuit Protection with
minimize
"pop"
noise
in
the
speakers
without
Auto Recovery
additional circuitry.
• Space-Saving Surface Mount 24-pin TSSOP
Package
• Televisions
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas
Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
PRODUCTION DATA information is current as of publication date.
Copyright © 2007, Texas Instruments Incorporated
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.


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