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參數(shù)資料
| 型號： | ADAU1592ASVZ-RL7 |
| 廠商： | ANALOG DEVICES INC |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | Class-D Audio Power Amplifier |
| 中文描述： | 24 W, 2 CHANNEL, AUDIO AMPLIFIER, PQFP48 |
| 封裝： | ROHS COMPLIANT, MS-026ABC, TQFP-48 |
| 文件頁數(shù)： | 3/24頁 |
| 文件大?。?/td> | 457K |
| 代理商： | ADAU1592ASVZ-RL7 |
ADAU1592
SPECIFICATIONS
AVDD = 3.3 V, DVDD = 3.3 V, PVDD = 15 V, ambient temperature = 25°C, load impedance = 6 Ω, clock frequency = 24.576 MHz,
measurement bandwidth = 20 Hz to 20 kHz, unless otherwise specified.
AUDIO PERFORMANCE
Rev. 0 | Page 3 of 24
Table 1.
Parameter
OUTPUT POWER
1
EFFICIENCY
R
DS-ON
Per High-Side Transistor
Per Low-Side Transistor
THERMAL CHARACTERISTICS
Thermal Warning Active
2
Thermal Shutdown Active
OVERCURRENT SHUTDOWN ACTIVE
PVDD UNDERVOLTAGE SHUTDOWN
INPUT LEVEL FOR FULL-SCALE OUTPUT
TOTAL HARMONIC DISTORTION + NOISE (THD+N)
SIGNAL-TO-NOISE RATIO (SNR)
DYNAMIC RANGE (DNR)
CROSSTALK (LEFT TO RIGHT OR RIGHT TO LEFT)
AMPLIFIER GAIN
PGA = 0 dB
PGA = 6 dB
PGA = 12 dB
PGA = 18 dB
OUTPUT NOISE VOLTAGE
PGA = 0 dB
PGA = 6 dB
PGA = 12 dB
PGA = 18 dB
POWER SUPPLY REJECTION RATIO (PSRR)
Min
5
99
99
Typ
12
15
14.5
18
19.5
24
87
0.28
0.25
135
150
6
5.1
1.0
0.5
0.25
0.125
0.005
101
101
90
19
25
31
37
78
100
158
280
65
Max
Unit
W
W
W
W
W
W
%
Ω
Ω
°C
°C
A
V
V
RMS
V
RMS
V
RMS
V
RMS
%
dB
dB
dB
dB
dB
dB
dB
μV
μV
μV
μV
dB
Test Conditions/Comments
1 kHz
1% THD + N, 8 Ω
10% THD + N , 8 Ω
1% THD + N, 6 Ω
10% THD + N, 6 Ω
1% THD + N , 4 Ω
10% THD + N , 4 Ω
@ 18 W, 6 Ω
@ T
CASE
= 25°C
@ 100 mA
@ 100 mA
Die temperature
Die temperature
Peak current
Full-scale output @ 1% THD + N
PGA gain = 0 dB
PGA gain = 6 dB
PGA gain = 12 dB
PGA gain = 18 dB
1 kHz, P
OUT
= 1 W, PGA gain = 0 dB
A-weighted, referred to 1% THD + N output
A-weighted, measured with 60 dBFS input
@ full-scale output voltage, 1% THD + N, 1 kHz
PVDD = 15 V, 6 Ω
PVDD = 15 V, 6 Ω
20 Hz to 20 kHz, 1.5 V p-p ripple, inputs
ac-coupled to AGND
1
Output powers above 12 W at 4 Ω and above 18 W at 6 Ω are not continuous and are thermally limited by the package dissipation.
2
Thermal warning flag is for indication of device T
J
reaching close to shutdown temperature.
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