PAM8101 Datasheet, PDF (2/4 Pages) List of Unclassifed Manufacturers – Tiny 1.2 Watt Class-D Audio Amplifiers

PAM8101 Block Diagram
C1
Input Signal
1uF
Vdd
C2
1uF
1 Bit
Controller
Over Current
S p e ak e r
PAM8101 Pin Assignment
Vdd 1
- 5 OUT
GND 2
IN 3
+ 4 OUT
PAM8201 Block Diagram
C1
Input Signal
Left
1 uF
C2
Input Signal
Right
1 uF
Vdd
C3
1uF
Vdd
1 Bit
Controller
Over Current
1 Bit
Co n tr ol l e r
Over Current
Left
S p e ak e r
Right
S p e ak e r
PAM8201 Pin Assignment
IN_ L 1
IN_R 2
GND 3
+OUT_R 4
8 +OUT_L
7 -OUT_L
6 Vdd
5 -OUT_R
Advanced Product Information
THD+N vs. Output Power
(8 Ohms, 1 kHz, Vdd=2.5V to 6V)
Audio Precision
06/08/05 16:01:55
100
50
20
10
5
2
%
1
0.5
0.2
0.1
0.05
0.02
0.01
1m 2m
5m 10m 20m
50m 100m 200m
W
500m 1
23
With an 8-ohm load:
Vdd:
2.5V
Output Watt: 0.3W
4.0V
0.8W
5.0V
1.2W
6.0V
1.7W
Efficiency vs. Output power
(8 Ohms, 1kHz, Vdd = 5V)
100.0
90.0
80.0
70.0
60.0
50.0
40.0
30.0
20.0
10.0
0.0
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1
Output power (W)
Power Analog Microelectronics, Inc.
CONFIDENTIAL. DO NOT DISTRIBUTE OR REPRODUCE WITHOUT PERMISSION FROM P.A.M.
PAM8101/8201 Rev. 1.4
August 2005
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