參數(shù)資料
型號(hào): TDA7482
廠商: 意法半導(dǎo)體
元件分類: 音頻放大器
英文描述: 25W MONO CLASS-D AMPLIFIER
中文描述: 25瓦單聲道D類放大器
文件頁數(shù): 1/6頁
文件大小: 112K
代理商: TDA7482
TDA7482
25W MONO CLASS-D AMPLIFIER
25W OUTPUT POWER:
R
L
= 8
/4
; THD = 10%
HIGH EFFICIENCY
WIDE SUPPLY VOLTAGE RANGE (UP TO
±
25V)
SPLIT SUPPLY
OVERVOLTAGEPROTECTION
ST-BY AND MUTEFEATURES
SHORT CIRCUIT PROTECTION
THERMALOVERLOAD PROTECTION
DESCRIPTION
The TDA7482 is an audio class-D amplifier as-
sembled in Multiwatt15 package specially de-
signed for high efficiency applications mainly for
TV and Home Stereo sets.
June 1998
L1 60
μ
H
8
PRE
+
PWM
9
5
C2 0.33
μ
F
IN1
C4 4.7nF
FEEDCAP
OUT
BOOT
C11
100nF
C12
560pF
R5
150
C14
470nF
3
1
VREG
C15
100nF
R4 12K
12
2
C10
2200
μ
F
C9
100nF
SGN-GND
7
MUTE
ST-BY
10
13
11
+VCC
ST-BY/
MUTE
C1
2.2
μ
F
R3
30K
R2
10K
V
CC SIGN
C7
2200
μ
F
IN1
D96AU538C
-VCC
(Pin 14,15)
C6
100nF
C3
1nF
R1
10K
+5V
V
CC POW
4
N.C.
C5 100nF
BOOTDIODE
C8
270pF
6
8
14,15
-V
CC SIGN
FREQ
-V
CC POW
(R
F
)
-VCC
Figure 1:
Test and Applicationcircuit.
ORDERING NUMBER:
TDA7482
Multiwatt15
1/6
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參數(shù)描述
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TDA7490 功能描述:音頻放大器 25W Stereo "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
TDA7490L 功能描述:音頻放大器 Class-D Amplifier 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
TDA7490L_05 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:20W + 20W STEREO CLASS-D AMPLIFIER 40W MONO IN BTL