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參數(shù)資料
| 型號： | TA0102A |
| 廠商： | Electronic Theatre Controls, Inc. |
| 元件分類： | 運動控制電子 |
| 英文描述： | STEREO 150W (4з) CLASS-T DIGITAL AUDIO AMPLIFIER DRIVER USING DIGITAL POWER PROCESSING (DPPTM) TECHNOLOGY |
| 中文描述： | 立體聲150瓦（4з）類- T的數(shù)字音頻放大器驅(qū)動程序使用數(shù)字功率處理（DPPTM）科技 |
| 文件頁數(shù)： | 3/12頁 |
| 文件大小： | 235K |
| 代理商： | TA0102A |
Tripath Technology, Inc. - Technical Information
3 TA0102A, Rev. 3.1/06.01
Performance Characteristics – Single Ended, Vs = +45V
Unless otherwise specified, f = 1kHz, Measurement Bandwidth = 22kHz. T
A
= 25
°
C.
See Notes 1 & 2 for Operating Conditions and Test/Application Circuit Setup.
SYMBOL
PARAMETER
P
OUT
Output Power
(Continuous Average/Channel)
THD+N = 1%
THD + N
Total Harmonic Distortion Plus
Noise
IHF-IM
IHF Intermodulation Distortion
19kHz, 20kHz, 1:1 (IHF), R
L
= 4
P
OUT
= 30W/Channel
SNR
Signal-to-Noise Ratio
A-Weighted, P
OUT
= 88W/Ch, R
L
= 8
CS
Channel Separation
0dBr = 30W, R
L
= 8
PSRR
Power Supply Rejection Ratio
f = 120Hz, Vripple = 100 mV
CONDITIONS
MIN.
TYP.
80
130
100
170
0.05
MAX.
UNITS
W
W
W
W
%
THD+N = 0.1%
R
L
= 8
R
L
= 4
R
L
= 8
R
L
= 4
P
O
= 20W/Channel, R
L
= 8
0.05
%
98.5
dB
85
dB
67
dB
η
e
NOUT
Power Efficiency
P
OUT
= 230W/Channel, R
L
= 4
A-Weighted, no signal, input shorted,
DC offset nulled to zero
82
%
Output Noise Voltage
300
μ
V
Performance Characteristics – Single Ended, Vs = +33.75V
Unless otherwise specified, f = 1kHz, Measurement Bandwidth = 22kHz. T
A
= 25
°
C.
See Notes 1 & 2 for Operating Conditions and Test/Application Circuit Setup.
SYMBOL
PARAMETER
P
OUT
Output Power
(Continuous Average/Channel)
THD+N = 1%
THD + N
Total Harmonic Distortion Plus
Noise
IHF-IM
IHF Intermodulation Distortion
19kHz, 20kHz, 1:1 (IHF), R
L
= 4
P
OUT
= 30W/Channel
SNR
Signal-to-Noise Ratio
A-Weighted, P
OUT
= 47W/Ch, R
L
= 8
CS
Channel Separation
0dBr = 20W, R
L
= 8
PSRR
Power Supply Rejection Ratio
f = 120Hz, Vripple = 100 mV
CONDITIONS
MIN.
TYP.
47
77
65
110
0.05
MAX.
UNITS
W
W
W
W
%
THD+N = 0.1%
R
L
= 8
R
L
= 4
R
L
= 8
R
L
= 4
P
O
= 20W/Channel, R
L
= 8
0.03
%
100
dB
85
dB
67
dB
η
e
NOUT
Power Efficiency
P
OUT
= 85W/Channel, R
L
= 8
A-Weighted, no signal, input shorted,
DC offset nulled to zero
90
%
Output Noise Voltage
195
μ
V
Minimum and maximum limits are guaranteed but may not be 100% tested.
Notes:
1. V5 = +5V, VN12 = +12V referenced to V
SNEG
2. Test/Application Circuit Values:
D = MUR120T3 diodes, R
IN
= 22.1K
R
D
= 33
R
S
= 0.025
R
G
= 30
R
OCR1
= R
OCR2
= 0
, L
F
= 18uH (Amidon core T200-2)
C
F
= 0.22uF, C
D
= 0.1uF, C
IN
= 1uF, C
BY
= 0.1uF
Power Output MOSFET, M = ST STP19NB20
BBM0 =BBM1 = 1
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