PAM8001
Anti-Saturation Filterless 2W Class-D Stereo Amplifier with DC
VolumeControl and Max Output Power Setting
Key Features
n
2W Output at 1% THD with a 4
Ω
Load at 5V
Power Supply
n
Filterless, Low Quiescent Current and Low
EMI
n
Low THD+N
n
64-step DC Volume Control
n
Unique Anti-Saturation Function
n
Adjustable Max Output Power with No
Clipping
n
Superior Low Noise
n
Low Pop Noise
n
Efficiency up to 90%
n
Short Circuit Protection
n
Thermal Shutdown
n
Few External Components to Save the
Space and Cost
n
Pb-Free Package
Applications
n
n
n
n
n
n
LCD Monitors / TV Projectors
Notebook Computers
Portable Speakers
Portable DVD Players, Game Machines
VoIP/Speaker Phones
All in one computer /TV
Ordering Information
Part Numb er
PAM8001NH R
PAM8001XHR
Package Type
SSOP-24L
QFN3* 3-20L
Pin Configuration
SSOP24L
Top View
+OUT_L
PGNDL
PGNDL
-OUT_L
PVDDL
MUTE
1
2
3
4
5
6
7
QFN3*3-20L
Top View
20
19
18
17
16
24
23
22
21
20
19
18
+OUT_R
PGNDR
PGNDR
-OUT_R
PVDDR
SHDN
GND
1 -OUT_L
2 PVDDL
3
MUTE
4 VDD
5 INL
PVDDR 15
SHDN
14
VDD
INL
8
NC
9
VDC
10
VOLUME
ANTI
11
12
P8001
XXXY
GND 13
INR 12
VREF 11
17
INR
16
VREF
15
VPL
14
VDD/2
13
NC
6
7
8
9
10
Typical Application Circuit
PVDD L
10
μ
F
1
μ
F
PVDDL
INL
0.47
μ
F
PGNDL
PGNDL
INL
0.47
μ
F
INR
ON
SHDN
ON
MUTE
VDD
INR
SHDN
MUTE
VDD
1
μ
F
+OUT
L
-OUT L
-
PAM8001
VDC
+OUT
R
-OUTR
-
DC Volume
1
μ
F
V
OLUME
VDD/2
VREF
R1
VPL
ANTI
AN TI-OFF
ANTI-ON
10nF
R2
PVDDR
1
μ
F
PGNDR PGNDR
GND
10
μ
F
PAM [ POWER ANALOG MICOELECTRONICS ]
