Electronic Components Datasheet Search
  English  ▼
ALLDATASHEET.COM

X  

TPA701 Datasheet(PDF) 12 Page - Texas Instruments

Part # TPA701
Description  700-mW MONO LOW-VOLTAGE AUDIO POWER AMPLIFIER
Download  25 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

TPA701 Datasheet(HTML) 12 Page - Texas Instruments

Back Button TPA701_07 Datasheet HTML 8Page - Texas Instruments TPA701_07 Datasheet HTML 9Page - Texas Instruments TPA701_07 Datasheet HTML 10Page - Texas Instruments TPA701_07 Datasheet HTML 11Page - Texas Instruments TPA701_07 Datasheet HTML 12Page - Texas Instruments TPA701_07 Datasheet HTML 13Page - Texas Instruments TPA701_07 Datasheet HTML 14Page - Texas Instruments TPA701_07 Datasheet HTML 15Page - Texas Instruments TPA701_07 Datasheet HTML 16Page - Texas Instruments Next Button
Zoom Inzoom in Zoom Outzoom out
 12 / 25 page
background image
TPA701
700-mW MONO LOW-VOLTAGE AUDIO POWER AMPLIFIER
SLOS229D – NOVEMBER1998 – REVISED MAY 2003
12
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
APPLICATION INFORMATION
bridged-tied load
Figure 23 shows a linear audio power amplifier (APA) in a BTL configuration. The TPA701 BTL amplifier consists
of two linear amplifiers driving both ends of the load. There are several potential benefits to this differential drive
configuration but initially consider power to the load. The differential drive to the speaker means that as one side
is slewing up, the other side is slewing down, and vice versa. This, in effect, doubles the voltage swing on the
load as compared to a ground referenced load. Plugging 2
× VO(PP) into the power equation, where voltage is
squared, yields 4
× the output power from the same supply rail and load impedance (see equation 1).
Power
+
V
(rms)
2
R
L
(1)
V
(rms) +
V
O(PP)
22
RL
2x VO(PP)
VO(PP)
–VO(PP)
VDD
VDD
Figure 23. Bridge-Tied Load Configuration
In a typical portable handheld equipment sound channel operating at 3.3 V, bridging raises the power into an
8-
Ω speaker from a singled-ended (SE, ground reference) limit of 62.5 mW to 250 mW. In sound power that is
a 6-dB improvement, which is loudness that can be heard. In addition to increased power, there are frequency
response concerns. Consider the single-supply SE configuration shown in Figure 24. A coupling capacitor is
required to block the dc offset voltage from reaching the load. These capacitors can be quite large
(approximately 33
µF to 1000 µF) so they tend to be expensive, heavy, occupy valuable PCB area, and have
the additional drawback of limiting low-frequency performance of the system. This frequency-limiting effect is
due to the high pass filter network created with the speaker impedance and the coupling capacitance and is
calculated with equation 2.
fc +
1
2
pR
L
C
C
(2)


Similar Part No. - TPA701_07

ManufacturerPart #DatasheetDescription
logo
Texas Instruments
TPA701D TI-TPA701D Datasheet
329Kb / 22P
[Old version datasheet]   700-mW MONO LOW-VOLTAGE AUDIO POWER AMPLIFIER
TPA701DGN TI-TPA701DGN Datasheet
329Kb / 22P
[Old version datasheet]   700-mW MONO LOW-VOLTAGE AUDIO POWER AMPLIFIER
TPA701 TI-TPA701_15 Datasheet
896Kb / 29P
[Old version datasheet]   700-mW MONO LOW-VOLTAGE AUDIO POWER AMPLIFIER
More results

Similar Description - TPA701_07

ManufacturerPart #DatasheetDescription
logo
Texas Instruments
TPA711 TI-TPA711_07 Datasheet
945Kb / 37P
[Old version datasheet]   700-mW MONO LOW-VOLTAGE AUDIO POWER AMPLIFIER
TPA701 TI-TPA701_15 Datasheet
896Kb / 29P
[Old version datasheet]   700-mW MONO LOW-VOLTAGE AUDIO POWER AMPLIFIER
TPA721 TI-TPA721_07 Datasheet
688Kb / 24P
[Old version datasheet]   700-mW MONO LOW-VOLTAGE AUDIO POWER AMPLIFIER
TPA711 TI-TPA711 Datasheet
515Kb / 32P
[Old version datasheet]   700-mW MONO LOW-VOLTAGE AUDIO POWER AMPLIFIER
TPA721 TI1-TPA721_16 Datasheet
1Mb / 28P
[Old version datasheet]   700-mW MONO LOW-VOLTAGE AUDIO POWER AMPLIFIER
TPA711 TI-TPA711_15 Datasheet
1Mb / 39P
[Old version datasheet]   700-MW MONO LOW-VOLTAGE AUDIO POWER AMPLIFIER
TPA701 TI-TPA701 Datasheet
329Kb / 22P
[Old version datasheet]   700-mW MONO LOW-VOLTAGE AUDIO POWER AMPLIFIER
TPA721 TI-TPA721 Datasheet
329Kb / 22P
[Old version datasheet]   700-mW MONO LOW-VOLTAGE AUDIO POWER AMPLIFIER
TPA721 TI-TPA721_15 Datasheet
774Kb / 28P
[Old version datasheet]   700-mW MONO LOW-VOLTAGE AUDIO POWER AMPLIFIER
TPA741 TI-TPA741 Datasheet
337Kb / 22P
[Old version datasheet]   700-mW MONO LOW-VOLTAGE AUDIO POWER AMPLIFIER WITH DIFFERENTIAL INPUTS
More results


Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25


Datasheet Download

Go To PDF Page


Link URL




Privacy Policy
ALLDATASHEET.COM
Does ALLDATASHEET help your business so far?  [ DONATE ] 

About Alldatasheet   |   Advertisement   |   Datasheet Upload   |   Contact us   |   Privacy Policy   |   Link Exchange   |   Manufacturer List
All Rights Reserved©Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn
Indian : Alldatasheet.in  |   Mexican : Alldatasheet.com.mx  |   British : Alldatasheet.co.uk  |   New Zealand : Alldatasheet.co.nz
Family Site : ic2ic.com  |   icmetro.com