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PAM8408 データシート(PDF) 3 Page - Diodes Incorporated

部品番号 PAM8408
部品情報  2x3W STEREO DIFFERENTIAL INPUT CLASS D AUDIO AMPLIFIER WITH MEMORY UP/DOWN VOLUME
PDF  11 Pages
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メーカー  DIODES [Diodes Incorporated]
ホームページ  http://www.diodes.com
Logo DIODES - Diodes Incorporated

PAM8408 データシート(HTML) 3 Page - Diodes Incorporated

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



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