參數(shù)資料
型號(hào): TDA7481
廠商: 意法半導(dǎo)體
英文描述: 10W MONO CLASS-D AMPLIFIER
中文描述: 10W的單聲道D類放大器
文件頁數(shù): 2/6頁
文件大小: 143K
代理商: TDA7481
ABSOLUTE MAXIMUM RATINGS
Symbol
V
CC
P
tot
T
stg
, T
j
V
FREQ
T
op
ESD
Parameter
Value
±
25
35
–40 to 150
8
0 to 70
±
1.2
Unit
V
W
°C
V
°C
KV
DC Supply Voltage
Power Dissipation T
case
= 70°C
Storage and Junction Temperature
Maximum Voltage Across RF (pin 6)
Operating Temperature Range
Max ESD On Pins
THERMAL DATA
Symbol
R
th j-case
Parameter
Typ.
1.8
Max.
2.5
Unit
°C/W
Thermal Resistance Junction-case
PIN FUNCTIONS
N.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Name
OUT
Function
BOOTDIODE
BOOT
NC
FEEDCAP
FREQ
SGN-GND
–V
CC
SIGN
IN
ST-BY/MUTE
+V
CC
SIGN
VREG
+V
CC
POW
-V
CC
POW
-V
CC
POW
PWM OUTPUT
BOOTSTRAP DIODE ANODE
BOOTSTRAP
NOT CONNECTED
FEEDBACK INTEGRATING CAPACITOR
SETTING FREQUENCY RESISTOR
SIGNAL GROUND
SIGNAL NEGATIVE SUPPLY
INPUT
CONTROL STATE PIN
POSITIVE SIGNAL SUPPLY
INTERNAL VOLTAGE REGULATOR
POSITIVE POWER SUPPLY
NEGATIVE POWER SUPPLY (to be connected to pin 13 via CS)
NEGATIVE POWER SUPPLY (to be connected to pin 13 via CS)
1
2
3
4
5
6
7
9
10
11
8
+V
CC SIGN
ST-BY/MUTE
IN
-V
CC SIGN
SGN-GND
FREQ
FEEDCAP
N.C.
BOOT
BOOTDIODE
OUT
TAB CONNECTED TO PIN 8
13
14
15
12
-V
CC POW
-V
CC POW
+V
CC POW
VREG
D96AU535A
PIN CONNECTION
(Top view)
TDA7481
2/6
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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