Diodes PAM8403 - Manual (Page 4)

PAM8403
Document number: DSxxxxx Rev. 1 - 4
4 of 11
www.diodes.com
November 2012
© Diodes Incorporated
PAM8403
A Product Line of
Diodes Incorporated
Electrical Characteristics
(@T
A
= +25°C, V
DD
= 5V, Gain = 24dB, R
L
= 8Ω, unless otherwise specified.)
Symbol Parameter Test Conditions Min Typ Max Units
V
DD
Supply Voltage 2.5 5.5 V
P
O
Output Power
THD+N = 10%, f = 1KHz, R
L
= 4Ω
V
DD
= 5.0V 3.2
W V
DD
= 3.6V 1.6
V
DD
= 3.2V 1.3
THD+N = 1%, f = 1KHz, R
L
= 4Ω
V
DD
= 5.0V 2.5
W V
DD
= 3.6V 1.3
V
DD
= 3.2V 0.85
THD+N = 10%, f = 1KHz, R
L
= 8Ω
V
DD
= 5.0V 1.8
W V
DD
= 3.6V 0.9
V
DD
= 3.2V 0.6
THD+N = 1%, f = 1KHz, R
L
= 8Ω
V
DD
= 5.0V 1.4
W V
DD
= 3.6V 0.72
V
DD
= 3.2V 0.45
THD+N
Total Harmonic Distortion Plus
Noise
V
DD
= 5.0V, P
O
= 1W, R
L
= 8Ω
f = 1kHz
0.15
%
V
DD
= 3.6V, P
O
= 0.1W, R
L
= 8Ω 0.11
V
DD
= 5.0V, P
O
= 0.5W, R
L
= 4Ω
f = 1kHz
0.15
%
V
DD
= 3.6V, P
O
= 0.2W, R
L
= 4Ω 0.11
G
V
Closed Loop Gain V
DD
= 3V to 5V 24 dB
PSRR Power Supply Ripple Rejection
V
DD
= 5.0V, Inputs AC-Grounded
with C
IN
= 0.47µF
f = 100Hz -59
dB
f = 1kHz -58
C
S
Crosstalk
V
DD
= 5.0V, P
O
= 0.5W, R
L
= 8Ω,
G
V
= 20db
f = 1kHz -95 dB
SNR Signal-to-Noise Ratio V
DD
= 5.0V, V
ORMS
= 1V, G
V
= 20db f = 1kHz 80 dB
V
N
Output Noise
V
DD
= 5.0V, Inputs AC-Grounded
with C
IN
= 0.47µF
No A-Weighting 100
µV
A-Weighting 150
Dyn Dynamic Range V
DD
= 5.0V, THD = 1% f = 1kHz 90 dB
η Efficiency
R
L
= 8Ω, THD = 10%
f = 1kHz
87
%
R
L
= 4Ω, THD = 10% 83
I
Q
Quiescent Current
V
DD
= 5.0V
No Load
16
mA V
DD
= 3.6V 10
V
DD
= 3.0V 8
I
MUTE
Muting Current V
DD
= 5.0V V
MUTE
= 0.3V 3.5 mA
I
SD
Shutdown Current V
DD
= 2.5V to 5.5V V
SD
= 0.3V < 1 µA
R
DS(ON)
Static Drain-to-Source
On-State Resistor
I
DS
= 500mA, V
GS
= 5V
PMOS 180
mΩ
NMOS 140
f
SW
Switching Frequency V
DD
= 3.0V to 5.0V 260 kHz
V
OS
Output Offset Voltage V
IN
= 0V, V
DD
= 5.0V 10 mV
V
IH
Enable Input High Voltage V
DD
= 5.0V 1.5 1.4
V
V
IL
Enable Input Low Voltage V
DD
= 5.0V 0.7 0.4
V
IH
MUTE Input High Voltage V
DD
= 5.0V 1.5 1.4
V
V
IL
MUTE Input Low Voltage V
DD
= 5.0V 0.7 0.4
OTP Over Temperature Protection
No Load, Junction Temperature V
DD
= 5.0V
140 V
OTH Over Temperature Hysterisis 30 V