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參數(shù)資料
| 型號： | TDA7496L |
| 廠商： | 意法半導體 |
| 元件分類： | 音頻放大器 |
| 英文描述： | 2W+2W AMPLIFIER WITH DC VOLUME CONTROL |
| 中文描述： | 2W的2W的放大器直流音量控制 |
| 文件頁數(shù)： | 3/10頁 |
| 文件大?。?/td> | 162K |
| 代理商： | TDA7496L |
ELECTRICAL CHARACTERISTICS
(continued)
Symbol
e
N
Parameter
Test Condition
f = 20Hz to 22KHz
Play, max volume
f = 20Hz to 22KHz
Play, max attenuation
f = 20Hz to 22KHz
Mute
Min.
Typ.
500
Max.
800
Unit
μ
V
Total Output Noise
100
250
μ
V
60
150
μ
V
SR
R
i
Slew Rate
Input Resistance
Variable Output Resistance
Variable Output Load
Supply Voltage Rejection
5
8
V/
μ
s
K
K
dB
22.5
30
30
R
Var Out
R
load Var Out
SVR
100
2
35
f = 1kHz; max volume
C
SVR
= 470
μ
F; V
RIP
= 1V
rms
f = 1kHz; max attenuation
C
SVR
= 470
μ
F; V
RIP
=1V
rms
39
55
65
dB
T
M
T
s
Thermal Muting
Thermal Shut-down
150
160
°C
°C
MUTE STAND-BY & INPUT SELECTION FUNCTIONS
V
ST ON
Stand-by ON Threshold
V
ST OFF
Stand-by OFF Threshold
V
M ON
Mute ON Threshold
V
M OFF
Mute OFF Threshold
I
qST-BY
Quiescent Current @ Stand-by
A
MUTE
Mute Attenuation
I
stbyBIAS
Stand-by bias current
3.5
V
V
V
V
1.5
3.5
1.5
1
0.6
65
80
mA
dB
μ
A
μ
A
μ
A
μ
A
μ
A
50
Stand by on V
ST-BY
= 5V
V
MUTE
= 5V
Play or Mute
Mute
Play
-20
-5
1
0.2
I
muteBIAS
Mute bias current
5
2
APPLICATION SUGGESTIONS
The recommended values of the external components are those shown on the application circuit of fig-
ure 1A. Different values can be used, the following table can help the designer.
COMPONENT
SUGGESTION
VALUE
300K
PURPOSE
LARGER THAN
SUGGESTION
Larger volume regulation
time
Larger mute on/off time
SMALLER THAN
SUGGESTION
Smaller volume regulation
time
Smaller mute on/off time
R1
Volume control
circuit
Mute time constant
Volume control
circuit
Supply voltage
bypass
Input DC decoupling
Input DC decoupling
Ripple rejection
Volume control time
costant
Output DC
decoupling
Mute time costant
Output DC
decoupling
Supply voltage
bypass
R2
P1
10K
50K
C1
1000
μ
F
Danger of oscillation
C2
C3
C4
C5
470nF
470nF
470
μ
F
100nF
Lower low frequency cutoff
Lower low frequency cutoff
Better SVR
Larger volume regulation
time
Lower low frequency cutoff
Higher low frequency cutoff
Higher low frequency cutoff
Worse SVR
Smaller volume regulation
time
Higher low frequency cutoff
C6
1000
μ
F
C7
C8
1
μ
F
1000
μ
F
Larger mute on/off time
Lower low frequency cutoff
Smaller mute on/off time
Higher low frequency cutoff
C9
100nF
Danger of oscillation
TDA7496L
3/10
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PDF描述 |
|---|---|
| TDA7496SA | 5W 5W AMPLIFIER WITH DC VOLUME CONTROL |
| TDA7496SSA | 5W+5W AMPLIFIER |
| TDA7496 | 5W 5W AMPLIFIER WITH DC VOLUME CONTROL |
| TDA7496S | 5W+5W AMPLIFIER |
| TDA7497SA | 8W+8W+15W TRIPLE AMPLIFIER |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| TDA7496S | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:5W+5W AMPLIFIER WITH DC VOLUME CONTROL |
| TDA7496SA | 功能描述:IC AMP AUDIO AB DUAL CLIPWATT15 RoHS:是 類別:集成電路 (IC) >> 線性 - 音頻放大器 系列:- 產(chǎn)品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:2,500 系列:DirectDrive® 類型:H 類 輸出類型:耳機，2-通道（立體聲） 在某負載時最大輸出功率 x 通道數(shù)量:35mW x 2 @ 16 歐姆 電源電壓:1.62 V ~ 1.98 V 特點:I²C，麥克風，靜音，短路保護，音量控制 安裝類型:表面貼裝 供應商設備封裝:25-WLP（2.09x2.09） 封裝/外殼:25-WFBGA，WLCSP 包裝:帶卷 (TR) |
| TDA7496SSA | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:5W+5W AMPLIFIER |
| TDA7497 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:10 + 10W STEREO AMPLIFIER WITH MUTE/ST-BY |
| TDA7497S | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:8W+8W+15W TRIPLE AMPLIFIER |
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