參數(shù)資料
型號: TDA7490LSA
廠商: 意法半導(dǎo)體
英文描述: 15W +15W Stereo Class-D Amplifier
中文描述: 安永安永立體聲D類放大器
文件頁數(shù): 6/13頁
文件大?。?/td> 195K
代理商: TDA7490LSA
2 Electrical characteristcs
TDA7490LSA
6/13
Note: 1 : P
O
= measured across the load using the following inductor: SUMIDA RCH-108-330K
2 : Fsw =
with R1 in K
; Fsw in KHz R1
3 : Fsw =
with F
ext
, the frequency of the external oscillator
F
SW
Switching Frequency
Internal Oscillator
180
200
220
KHz
F
SWR
Output Switching Frequency
Range
with Internal Oscillator
(2)
140
250
KHz
with external Oscillator
(3)
100
250
KHz
MUTE & STAND-BY FUNCTIONS
V
ST-BY
Stand-by range
0
0.7
V
V
MUTE
Mute Range
1.7
2.5
V
V
PLAY
Play Range
4
5
V
A
MUTE
Mute Attenuation
60
dB
I
qST-BY
Quiescent Current @ Stand-by
1.5
2
mA
Figure 3.
distortion vs output power
Figure 4.
output power vs supply voltage
(single)
Table 3.
electrical characteristcs
(Refer to the test circuit, V
CC
= ±14.5V; R
L
= 6
;
Demod. filter L = 33
μ
H, C = 220nF; f = 1KHz; R1 = 27k
; T
amb
= 25°C unless otherwise
specified.
)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
R
1
------------
23
+
F
sw
F
est
=
0.01
10
0.1
1
100m
10
200m
500m
1
2
5
THD(%
Pout(W
Vs = +/-13.5V
R= 8 ohm
F = 1KHz
0
15
1
2
3
4
5
6
7
8
9
10
11
12
13
14
+14
+30
+16
+18
+20
+22
+24
+26
+28
Vsupply(V)
Pout (W)
Rload=8 ohm
f = 1KHz
THD=10%
THD=1%
16
相關(guān)PDF資料
PDF描述
TDA7490L 15W + 15W STEREO CLASS-D AMPLIFIER28W MONO IN BTL
TDA7490SA 10W +10W Stereo Class-D Amplifier
TDA7490 25W 25W STEREO CLASS-D AMPLIFIER 50W MONO IN BTL
TDA7491HV 20 W + 20 W dual BTL class-D audio amplifier
TDA7491HV13TR 20 W + 20 W dual BTL class-D audio amplifier
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TDA7490SA 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:10W +10W Stereo Class-D Amplifier
TDA7491HV 功能描述:音頻放大器 20W Dual BTL Class D 18V VCC Audio 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
TDA7491HV13TR 功能描述:音頻放大器 20W Dual BTL Class D 18V VCC Audio 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
TDA7491LP 功能描述:音頻放大器 20W Dual BTL Class D 18V VCC Audio 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
TDA7491LP13TR 功能描述:音頻放大器 20W Dual BTL Class D 18V VCC Audio 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