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TPA2013D1 Fiches technique(PDF) 1 Page - Texas Instruments

No de pièce TPA2013D1
Description  Constant Output Power Class-D Audio Amplifier
Download  40 Pages
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Fabricant  TI1 [Texas Instruments]
Site Internet  http://www.ti.com
Logo TI1 - Texas Instruments

TPA2013D1 Fiches technique(HTML) 1 Page - Texas Instruments

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background image
V
DD
SW
IN–
IN+
AGND
PGND
VOUT+
VOUT–
V
OUT
CC
V
IN
CC
10 F
m
22 F
m
1 F
m
ToBattery
Differential
Input
C
IN
C
IN
V
FB
CC
SDb
SDd
ShutDownBoost
ShutDownClassD
GAIN
Gain(V
/Float/GND)
CC
2.2to6.2 H
m
GPIO
1 F
m
R1
50k
R2
500k
TPA2013D1
Product
Folder
Sample &
Buy
Technical
Documents
Tools &
Software
Support &
Community
An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,
intellectual property matters and other important disclaimers. PRODUCTION DATA.
TPA2013D1
SLOS520A – AUGUST 2007 – REVISED MARCH 2016
TPA2013D1 2.7-W Constant Output Power Class-D Audio Amplifier With Integrated Boost
Converter
1
1 Features
1
High Efficiency Integrated Boost Converter (Over
90% Efficiency)
2.2-W into an 8-
Ω Load from a 3.6-V Supply
2.7-W into an 4-
Ω Load from a 3.6-V Supply
Operates from 1.8 V to 5.5 V
Efficient Class-D Prolongs Battery Life
Independent Shutdown for Boost Converter and
Class-D Amplifier
Differential Inputs Reduce RF Common Noise
Built-In INPUT Low-Pass Filter Decreases RF and
Out-of-Band Noise Sensitivity
Synchronized Boost and Class-D Eliminates Beat
Frequencies
Thermal and Short-Circuit Protection
Available in 2.275-mm × 2.275-mm 16-ball WCSP
and 4-mm × 4-mm 20-Lead QFN Packages
3 Selectable Gain Settings of 2 V/V, 6 V/V, and
10 V/V
2 Applications
Cell Phones
PDA
GPS
Portable Electronics
3 Description
The TPA2013D1 device is a high efficiency Class-D
audio power amplifier with an integrated boost
converter. It drives up to 2.7 W (10% THD+N) into a
4-
speaker.
With
85%
typical
efficiency,
the
TPA2013D1 helps extend battery life when playing
audio.
The built-in boost converter generates the voltage rail
for the Class-D amplifier. This provides a louder
audio output than a stand-alone amplifier connected
directly to the battery. It also maintains a consistent
loudness, regardless of battery voltage. Additionally,
the boost converter can be used to supply external
devices.
The TPA2013D1 has an integrated low pass filter to
improve RF rejection and reduce out-of-band noise,
increasing the signal-to-noise ratio (SNR). A built-in
PLL synchronizes the boost converter and Class-D
switching
frequencies,
thus
eliminating
beat
frequencies and improving audio quality. All outputs
are fully protected against shorts to ground, power
supply, and output-to-output shorts.
Device Information(1)
PART NUMBER
PACKAGE
BODY SIZE (NOM)
TPA2013D1
VQFN (20)
4.00 mm × 4.00 mm
DSBGA (16)
2.275 mm × 2.275 mm
(1) For all available packages, see the orderable addendum at
the end of the data sheet.
Simplified Application Schematic


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