參數(shù)資料
型號(hào): TDA7481
廠商: STMICROELECTRONICS
元件分類: 音頻/視頻放大
英文描述: 18 W, 1 CHANNEL, AUDIO AMPLIFIER, PZFM15
封裝: MULTIWATT-15
文件頁(yè)數(shù): 1/6頁(yè)
文件大小: 143K
代理商: TDA7481
TDA7481
18W MONO CLASS-D AMPLIFIER
18W OUTPUT POWER:
RL = 8
/4; THD = 10%
HIGH EFFICIENCY
WIDE SUPPLY VOLTAGE RANGE (UP TO
±25V)
SPLIT SUPPLY
OVERVOLTAGE PROTECTION
ST-BY AND MUTE FEATURES
SHORT CIRCUIT PROTECTION
THERMAL OVERLOAD PROTECTION
DESCRIPTION
The TDA7481 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.
September 2003
L1 60
H
8
+
-
+
-
PWM
PRE
9
5
C2 0.33
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
F
C9
100nF
SGN-GND
7
MUTE
ST-BY
10
13
11
+VCC
ST-BY/
MUTE
C1
2.2
F
R3
30K
R2
10K
VCC SIGN
C7
2200
F
IN1
D96AU534C
C6
100nF
C3
1nF
R1
10K
+5V
VCC POW
4
N.C.
C5 100nF
BOOTDIODE
6
8
14,15
-VCC SIGN
FREQ
-VCC POW
-VCC
(Pin 14,15)
C8
270pF
(RF)
Figure 1: Test and Application Circuit.
ORDERING NUMBER: TDA7481
Multiwatt15
1/6
相關(guān)PDF資料
PDF描述
TDA7482 25 W, 1 CHANNEL, AUDIO AMPLIFIER, PZFM15
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TDA7481BOARD 功能描述:音頻 IC 開發(fā)工具 Eval Brd for TDA7481 RoHS:否 制造商:Texas Instruments 產(chǎn)品:Evaluation Kits 類型:Audio Amplifiers 工具用于評(píng)估:TAS5614L 工作電源電壓:12 V to 38 V
TDA7482 功能描述:音頻放大器 25W Mono 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
TDA7482_04 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:25W MONO CLASS-D AMPLIFIER
TDA7482BOARD 功能描述:音頻 IC 開發(fā)工具 Eval Brd for TDA7482 RoHS:否 制造商:Texas Instruments 產(chǎn)品:Evaluation Kits 類型:Audio Amplifiers 工具用于評(píng)估:TAS5614L 工作電源電壓:12 V to 38 V
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