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AA4003

2W STEREO AUDIO POWER AMPLIFIER



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AA4003 pdf
A Product Line of
Diodes Incorporated
AA4003
2W STEREO AUDIO POWER AMPLIFIER WITH SHUTDOWN
Description
Pin Assignments
The AA4003 is a Class AB stereo Audio Power Amplifier which can
deliver 2.0W into 4Ω speakers with limitation of THD+N less than 1%.
The chip is designed specially for Portable DVD player, Portable
Media Player, LCD monitor and Digital Photo Frame applications.
AA4003 is available in packages of SOIC-16 and TSSOP-20(EDP).
Features
Output Power
BTL: 2.0W/CH (4Ω, THD+N≤1%)
SE: 160mW/CH (16Ω, THD+N≤1%)
Supply Voltage Range: 2.7V to 5.5V
External Feedback Loop for Flexible Gain Set-up
Low Power Consumption at Shutdown Mode 0.7µA Typical
SE, BTL Mode Switchable
Optimized Click/POP Noise Suppression
Thermal Shutdown Protection
Applications
Portable DVD Player
Portable Media Player
LCD Monitor
Digital Photo Frame
SHUTDOWN 1
GND 2
OUTL+ 3
VDD 4
OUTL- 5
LIN- 6
GND 7
LIN+ 8
PGND 9
PGND 10
(Top View)
20 HP-SENSE
19 GND
18 OUTR+
17 VDD
16 OUTR-
15 RIN-
14 BYPASS
13 RIN+
12 PGND
11 PGND
TSSOP-20(EDP) (G Package)
(Top View)
SHUTDOWN 1
GND 2
OUTL+ 3
VDD 4
OUTL- 5
LIN- 6
GND 7
LIN+ 8
16 HP-SENSE
15 GND
14 OUTR+
13 VDD
12 OUTR-
11 RIN-
10 BYPASS
9 RIN+
SOIC-16 (M Package)
AA4003
Document number: DS36881 Rev. 2 - 2
1 of 17
www.diodes.com
February 2014
© Diodes Incorporated



No Preview Available !

AA4003 pdf
Typical Applications Circuit
A Product Line of
Diodes Incorporated
AA4003
RF
20k
VDD
4,13
CS
10F
+
CI
1uF
+
Left IN
RI
20k
6 LIN-
8 LIN+
VDD 16 HP-SENSE
100k100k
_
+
20k
AMP1L
OUTL- 5
20k
_
COUT RPD
220F 1.5k
+
CI
1F
+
Right IN
RI
20k
10 BYPASS
11 RIN-
9
Cb +
1.0F
RIN+
_
+
20k
AMP1R
+ OUTL+ 3
AMP2L
To HP-Sense circuit
OUTR- 12
20k
COUT
220F
+
RPD
1.5k
_
1 SHUTDOWN
+ OUTR+ 14
AMP2R
SLEEVE
HEADPHONE
JACK
2,7,15
RF
20k
Typical Application Circuit of AA4003 (M Package)
AA4003
Document number: DS36881 Rev. 2 - 2
2 of 17
www.diodes.com
February 2014
© Diodes Incorporated



Part Number AA4003
Description 2W STEREO AUDIO POWER AMPLIFIER
Maker Diodes - Diodes
Total Page 17 Pages
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