PAM8408 Datasheet, PDF (3/11 Pages) Diodes Incorporated – 2x3W STEREO DIFFERENTIAL INPUT CLASS D AUDIO AMPLIFIER WITH MEMORY UP/DOWN VOLUME

A PRODUCT LINE OF
DIODES INCORPORATED
PAM8408
Recommended Operating Conditions (@T_A = +25°C, unless otherwise specified.)
Symbol
V_DD
T_A
T_J
Parameter
Supply Voltage
Operating Ambient Temperature Range
Junction Temperature Range
Min
Max
Unit
2.5
6.0
V
-40
85
°C
-40
125
°C
Electrical Characteristics (@T_A = +25°C, V_DD = 5V, Gain = 24dB, R_L = 8Ω (33μH)+R+L(33μH), unless otherwise noted.)
Parameter
Supply Voltage Range
Quiescent Current
Output Offset Voltage
Drain-Source On-State
Resistance
Output Power
Total Harmonic Distortion Plus
Noise
Power Supply Ripple Rejection
Channel Separation
Oscillator Frequency
Efficiency
Noise
Signal Noise Ratio
Turn-on Time
Mute Current
Shutdown Current
Logic Input High
Logic Input Low
Over Temperature Protection
Over Temperature Hysteresis
Symbol
V_DD
I_Q
V_OS
R_DS(ON)
P_O
THD+N
PSRR
CS
f_OSC
η
Vn
SNR
Ton
I_MUTE
I_SD
V_IH
V_IL
OTP
OTH
Conditions
No Load
No Load
I_DS = 0.5A
P MOSFET
N MOSFET
THD+N = 1%,
R_L= 8Ω
f = 1kHz
R_L= 4Ω
R_L = 8Ω，P_O=0.85W,f=1KHz
R_L = 4Ω，P_O=1.75W,f=1KHz
Input AC-GND, f=1KHz, Vpp=200mV
P_O=1W, f=1KHz
P_O = 1.1W, f = 1kHz, R_L = 8Ω
P_O = 2.4W, f = 1kHz, R_L = 4Ω
Input
A-weighting
AC-GND
No A-weighting
F = 20 - 20kHz, THD = 1%
VDD = 5V
MUTE = VDD
V_SD = 0V
Include SD,UP,DOWN
Include SD,UP,DOWN
Min
2.5
200
Typ
8
10
0.3
0.2
1.4
2.4
0.08
0.08
70
-95
250
87
83
60
80
95
0.65
4
1.4
150
40
Max
Units
6.0
V
mA
mV
Ω
W
%
dB
dB
300
kHz
%
%
uV
dB
S
10
mA
5
µA
V
0.6
V
°C
°C
PAM8408
Document number: DS36992 Rev. 1 - 2
3 of 11
www.diodes.com
June 2014
© Diodes Incorporated