參數(shù)資料
型號(hào): TPA751GQS
廠商: TEXAS INSTRUMENTS INC
元件分類: 音頻/視頻放大
英文描述: 0.7 W, 1 CHANNEL, AUDIO AMPLIFIER, PBGA24
封裝: 3 X3 MM, PLASTIC, BGA-24
文件頁數(shù): 7/32頁
文件大?。?/td> 910K
代理商: TPA751GQS
TPA751
700mW MONO LOW VOLTAGE AUDIO POWER AMPLIFIER
WITH DIFFERENTIAL INPUTS
SLOS336C DECEMBER 2000 REVISED OCTOBER 2002
15
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
APPLICATION INFORMATION
application schematics
Figure 26 is a schematic diagram of a typical handheld audio application circuit, configured for a gain of
10 V/V.
Audio
Input
Bias
Control
VDD
700 mW
6
5
7
VO+
VDD
1
2
4
BYPASS
IN
VDD/2
CI
RI
10 k
CS
1
F
CB
2.2
F
SHUTDOWN
VO8
GND
From System Control
3
IN+
RF
50 k
+
+
Figure 26. TPA751 Application Circuit
Figure 27 is a schematic diagram of a typical handheld audio application circuit, configured for a gain of
10 V/V with a differential input.
Audio
Input
Bias
Control
VDD
700 mW
6
5
7
VO+
VDD
1
2
4
BYPASS
IN
VDD/2
CI
CS
1
F
CB
2.2
F
SHUTDOWN
VO8
GND
From System Control
3
IN+
RI
10 k
RF
50 k
+
+
RI
10 k
Audio
Input+
CI
RF
50 k
Figure 27. TPA751 Application Circuit With Differential Input
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