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參數(shù)資料
| 型號： | TDA7497 |
| 廠商： | 意法半導(dǎo)體 |
| 元件分類： | 音頻放大器 |
| 英文描述： | 10W+10W+10W/15W TRIPLE AMPLIFIER |
| 中文描述： | 10W的10W的10W/15W三重放大器 |
| 文件頁數(shù)： | 3/7頁 |
| 文件大?。?/td> | 107K |
| 代理商： | TDA7497 |
ELECTRICALCHARACTERISTICS
(Refer to the test circuit, V
S
+ 14V; R
L
= 8
; R
s
= 50
;
f = 1KHz; T
amb
= 25
°
C, unless otherwise specified.)
Symbol
V
S
I
q
P
O
Parameter
Test Condition
Min.
+5
Typ.
Max.
+20
Unit
V
mA
W
W
%
%
dB
dB
V/
μ
s
dB
dB
μ
V
μ
V
K
dB
Supply Range
Total Quiescent Current
Output Power
80
10
7.5
0.02
d = 10%
d = 1%
P
O
= 1W
P
O
= 0.1 to 5W f = 0.1 to 15KHz
f = 1KHz
f = 10KHz
d
Total Harmonic Distortion
0.5
C
T
Cross Talk
70
60
10
30
0.2
2.5
3.5
20
60
SR
G
V
G
V
e
N
Slew Rate
Closed Loop Voltage Gain
Voltage Gain Matching
Total Input Noise
29
31
A Curve
f = 20Hz to 22KHz
8
R
i
Input Resistance
Supply Voltage Rejection
(each channel)
Thermal Shut-down
Junction Temperature
15
SVR
fr = 100Hz; Vripple = 0.5V
RMS
T
j
145
°
C
MUTE FUNCTION [ref: +V
S
]
VT
MUTE
Mute / Play Threshold
A
M
Mute Attenuation
STAND-BY FUNCTION [ref: +V
S
]
VT
ST-BY
Stand-by / Mute Threshold
A
ST-BY
Stand-by Attenuation
I
q ST-BY
Quiescent Current @ Stand-by
-7
60
-6
90
-5
V
dB
-3.5
-2.5
110
3
-1.5
V
dB
mA
Note :
(*) FULL POWER up to
. V
S
=
±
22.5V withR
L
= 8
and V
S
=
±
16V with R
L
= 4
MUSIC POWER
is themaximal powerwhich the amplifier is capableof producing across the rated load resistance (regardless ofnonlinearity)
1 secafter theapplication of a sinusoidal input signal of frequency 1KHz.
COMPONENTS
RECOMMENDED
VALUE
PURPOSE
LARGER THAN
RECOMMENDED VALUE
Increase of Dz
Biasing Current
V
pin
# 4 Shifted Downward
V
pin
# 4 Shifted Upward
V
pin
# 4 Shifted Upward
Danger of Oscillations
SMALLER THAN
RECOMMENDED VALUE
R1
10K
Mute Circuit
R2
R3
R4
15K
18K
15K
4.7
Mute Circuit
Mute Circuit
Mute Circuit
Frequency Stability
Input DC
Decoupling
St-By/Mute Time
Constant
Supply Voltage
Bypass
Supply Voltage
Bypass
Frequency Stability
Mute Circuit
V
pin
# 4 Shifted Upward
V
pin
# 4 Shifted Downward
V
pin
# 4 Shifted Downward
Danger of Oscillations
Higher Low Frequency
Cutoff
R5, R6
C1, C2
1
μ
F
C3
1
μ
F
Larger On/Off Time
Smaller On/OffTime
C4, C6
1000
μ
F
Danger of Oscillations
C5, C7
0.1
μ
F
Danger of Oscillations
C8, C9
Dz
0.1
μ
F
5.1V
APPLICATIONS SUGGESTION
(Demo Board Schematic)
The recommended values of the external compo-
nents are those shown on the demo board sche-
matic. Different values can be used: the following
tablecan help thedesigner.
TDA7497
3/7
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TDA7497S | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:8W+8W+15W TRIPLE AMPLIFIER |
| TDA7497SA | 制造商:STMicroelectronics 功能描述:Triple Audio Amp, 8W+8W+15W,TDA7497SA |
| TDA7498 | 功能描述:音頻放大器 100W +100W Dual BTL Class-D 4-Select dB RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| TDA7498E | 功能描述:音頻放大器 160W 160W Dual BTL ClassD Audio 20mV RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| TDA7498ETR | 功能描述:音頻放大器 160-Watt 160-Watt Dual BTL Class D Amp RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
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