YDA143 View Datasheet(PDF) - Yamaha Corporation
Part Name
Description
View to exact match
YDA143 Datasheet PDF : 22 Pages
| |||
YDA143
●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 (THD+N=10%)
RL=4Ω
PO
15.0
W
Voltage Gain (at 1V input sensitivity)
AV
18
dB
Total Harmonic Distortion Rate
(BW: 20kHz)
RL=4Ω, PO=1.5W THD+N
0.04
%
Signal /Noise Ratio
(BW: 20kHz A-Filter)
RL=4Ω, PO=15W,
GAIN[1:0]=H,H
SNR
103
dB
Channel Separation Ratio
GAIN[1:0]=H,H
CS
-65
dB
Maximum Efficiency
RL=4Ω, PO=15W
η
87
%
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.
4Ω resistor and 30µH coil are used as an output load in order to obtain various digital amplifier characteristics.
Headphone Amplifier Section
Item
Maximum Output (THD+N=10%)
Total Harmonic Distortion Rate
(BW: 20kHz )
Signal /Noise Ratio
(BW: 20kHz A-Filter )
Channel Separation Ratio
Condition
RL=32Ω
RL=32Ω, Pho=25mW
RL=32Ω, Pho=50mW,
GAIN[1:0]=H,H
GAIN[1:0]=H,H
Symbol
Pho
Min.
THD+N
Typ. Max. Unit
50.0
mW
0.01
%
SNR
95
dB
CS
-75
dB
17
|
|
Share Link: 