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YDA138 Datasheet(PDF) 16 Page - YAMAHA CORPORATION

Part # YDA138
Description  D- 3 STEREO 10W DIGITAL AUDIO POWER AMPLIFIER
PDF  20 Pages
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Manufacturer  YAMAHA [YAMAHA CORPORATION]
Direct Link  http://www.yamaha.com
Logo YAMAHA - YAMAHA CORPORATION

YDA138 Datasheet(HTML) 16 Page - YAMAHA CORPORATION

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YDA138
16
●
Analog Characteristics (VSS=0V, VDDP=12V, Ta=25ºC, Frequency:1kHz, unless otherwise specified)
Digital Amplifier Section
Item
Condition
Symbol
Min.
Typ.
Max.
Unit
Maximum Output (stereo) (THD+N=10%)
RL=8Ω
10.0
W
Maximum Output (mono) (THD+N=10%)
RL=4Ω
PO
20.0
W
Voltage Gain (at 1V input sensitivity)
AV
18
dB
Total Harmonic Distortion Rate (stereo)
(BW: 20kHz)
RL=8Ω, PO=1.0W
0.02
%
Total Harmonic Distortion Rate (mono)
(BW: 20kHz)
RL=4Ω, PO=10W
THD+N
0.1
%
Signal /Noise Ratio
(BW: 20kHz A-Filter)
RL=8Ω, PO=10W,
VOL[1:0]=H,H
SNR
103
dB
Channel Separation Ratio
VOL[1:0]=H,H
CS
-70
dB
Maximum Efficiency
RL=8Ω, PO=10W
η
88
%
Output Offset Voltage
Vo
±20
mV
Note) All the values of analog characteristics were obtained by using our evaluation circumstance.
Depending upon parts and pattern layout to use, characteristics may be changed.
8Ω resistor and 30µH coil are used as an output load in order to obtain various digital amplifier characteristics.
Headphone Amplifier Section
Item
Condition
Symbol
Min.
Typ.
Max.
Unit
Maximum Output (THD+N=10%)
RL=32Ω
Pho
50.0
mW
Total Harmonic Distortion Rate
(BW: 20kHz )
RL=32Ω, Pho=30mW
THD+N
0.01
%
Signal /Noise Ratio
(BW: 20kHz A-Filter )
RL=32Ω, Pho=20mW,
VOL[1:0]=H,H
SNR
95
dB
Channel Separation Ratio
RL=32Ω, VOL[1:0]=H,H
CS
-75
dB



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