Electronic Components Datasheet Search
  English  ▼

X  

Preview PDF HTML

LM4673 Datasheet(PDF) 4 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version.
Part # LM4673
Description  Filterless, 2.65W, Mono, Class D Audio Power Amplifier
PDF  18 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

LM4673 Datasheet(HTML) 4 Page - National Semiconductor (TI)

  LM4673 Datasheet HTML 1Page - National Semiconductor (TI) LM4673 Datasheet HTML 2Page - National Semiconductor (TI) LM4673 Datasheet HTML 3Page - National Semiconductor (TI) LM4673 Datasheet HTML 4Page - National Semiconductor (TI) LM4673 Datasheet HTML 5Page - National Semiconductor (TI) LM4673 Datasheet HTML 6Page - National Semiconductor (TI) LM4673 Datasheet HTML 7Page - National Semiconductor (TI) LM4673 Datasheet HTML 8Page - National Semiconductor (TI) LM4673 Datasheet HTML 9Page - National Semiconductor (TI) Next Button
Zoom Inzoom in Zoom Outzoom out
 4 / 18 page
background image
Electrical Characteristics (Notes 1, 2)
The following specifications apply for A
V = 2V/V (RI = 150k
Ω), R
L =15µH+8
Ω + 15µH unless otherwise specified. Limits
apply for T
A = 25˚C. (Continued)
Symbol
Parameter
Conditions
LM4673
Units
(Limits)
Typical
Limit
(Note 6)
(Notes 7, 8)
P
O
Output Power
R
L =15µH+8
Ω + 15µH
THD = 10% (max)
f = 1kHz, 22kHz BW
V
DD = 5V
1.7
W
V
DD = 3.6V
870
mW
V
DD = 2.5V
350
mW
R
L =15µH+8
Ω + 15µH
THD = 1% (max)
f = 1kHz, 22kHz BW
V
DD = 5V
1.24
W
V
DD = 3.6V
650
600
mW
V
DD = 2.5V
300
mW
THD+N
Total Harmonic Distortion + Noise
V
DD = 5V, PO = 0.1W, f = 1kHz
0.03
%
V
DD = 3.6V, PO = 0.1W, f = 1kHz
0.02
%
V
DD = 2.5V, PO = 0.1W, f = 1kHz
0.02
%
PSRR
Power Supply Rejection Ratio
(Input Referred)
V
Ripple = 200mVPP Sine,
f
Ripple = 217Hz, VDD = 3.6, 5V
Inputs to AC GND, C
I = 2µF
78
dB
V
Ripple = 200mVPP Sine,
f
Ripple = 1kHz, VDD = 3.6, 5V
Inputs to AC GND, C
I = 2µF
72
dB
SNR
Signal to Noise Ratio
V
DD = 5V, PO =1WRMS
97
dB
e
OUT
Output Noise
(Input Referred)
V
DD = 3.6V, f = 20Hz – 20kHz
Inputs to AC GND, C
I = 2µF
No Weighting
30
µV
RMS
V
DD = 3.6V, Inputs to AC GND
C
I = 2µF, A Weighted
23
µV
RMS
CMRR
Common Mode Rejection Ratio
(Input Referred)
V
DD = 3.6V, VRipple =1VPP Sine
f
Ripple = 217Hz
70
dB
T
WU
Wake-up Time
V
DD = 3.6V
17
µs
T
SD
Shutdown Time
140
µs
η
Efficiency
V
DD = 3.6V, POUT = 400mW
R
L =8
Ω
88
%
V
DD = 5V, POUT =1W
R
L =8
Ω
86
%
www.national.com
4



Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18


Datasheet Download

Go To PDF Page


Link URL



Does ALLDATASHEET help your business so far?  [ DONATE ] 

About Alldatasheet   |   Advertisement   |   Contact us   |   Privacy Policy   |   Link to Datasheet    |   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