Motor de Búsqueda de Datasheet de Componentes Electrónicos
  Spanish  ▼
ALLDATASHEET.ES

X  

Preview PDF HTML

TS4990 Datasheet(PDF) 19 Page - STMicroelectronics

No. de pieza TS4990
Descripción Electrónicos  1.2 W audio power amplifier with active-low standby mode
PDF  33 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Fabricante Electrónico  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TS4990 Datasheet(HTML) 19 Page - STMicroelectronics

Back Button TS4990 Datasheet HTML 15Page - STMicroelectronics TS4990 Datasheet HTML 16Page - STMicroelectronics TS4990 Datasheet HTML 17Page - STMicroelectronics TS4990 Datasheet HTML 18Page - STMicroelectronics TS4990 Datasheet HTML 19Page - STMicroelectronics TS4990 Datasheet HTML 20Page - STMicroelectronics TS4990 Datasheet HTML 21Page - STMicroelectronics TS4990 Datasheet HTML 22Page - STMicroelectronics TS4990 Datasheet HTML 23Page - STMicroelectronics Next Button
Zoom Inzoom in Zoom Outzoom out
 19 / 33 page
background image
DocID9309 Rev 14
19/33
TS4990
Application information
33
The graph in Figure 60 shows an example of Cin and Cfeed influence.
Figure 60. Frequency response gain vs. Cin and Cfeed
4.4
Power dissipation and efficiency
Hypotheses:
Load voltage and current are sinusoidal (Vout and Iout).
Supply voltage is a pure DC source (VCC).
The load can be expressed as:
and
and
Therefore, the average current delivered by the supply voltage is:
The power delivered by the supply voltage is:
10
100
1000
10000
-25
-20
-15
-10
-5
0
5
10
Rin = Rfeed = 22k
Ω
Tamb = 25
°C
Cfeed = 2.2nF
Cfeed = 680pF
Cfeed = 330pF
Cin = 470nF
Cin = 82nF
Cin = 22nF
Frequency (Hz)
V
out = VPEAK sin t
(V)
I
out =
V
out
R
L
-------------
(A)
P
out =
V
PEAK
2
2R
L
-------------------------
(W)
I
CC
AVG
=
2
V
PEAK
R
L
----------------------
(A)
P
supply
V
CC
I
CC
AVG
(W)
=



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 26 27 28 29 30 31 32 33


Datasheet Descarga

Go To PDF Page


Enlace URL



¿ALLDATASHEET es útil para Ud.?  [ DONATE ] 

Todo acerca de Alldatasheet   |   Publicidad   |   Contáctenos   |   Política de Privacidad   |   Enlace a la hoja de datos    |   Intercambio de Enlaces   |   Lista de Fabricantes
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