参数资料
型号: TPA2010D1YEFT
厂商: TEXAS INSTRUMENTS INC
元件分类: 音频/视频放大
英文描述: 2.5 W, 2 CHANNEL, AUDIO AMPLIFIER, PBGA9
封装: 1.45 X 1.45 MM, DSBGA-9
文件页数: 5/25页
文件大小: 783K
代理商: TPA2010D1YEFT
www.ti.com
C
I2 u
1
2p 150kW 20Hz
(9)
C
I2 u
53 nF
(10)
_
+
IN-
IN+
PWM
H-
Bridge
VO+
VO-
Internal
Oscillator
CS
To Battery
VDD
GND
Bias
Circuitry
RI2
Differential
Input 1
Filter-Free Class D
SHUTDOWN
RI1
Single-Ended
Input 2
CI2
Summing Two Single-Ended Input Signals
Gain 1 +
V
O
V
I1
+
2 x 150 kW
R
I1
V
(11)
Gain 2 +
V
O
V
I2
+
2 x 150 kW
R
I2
V
(12)
C
I1 +
1
2p R
I1
f
c1
(13)
C
I2 +
1
2p R
I2
f
c2
(14)
C
P +
C
I1 )
C
I2
(15)
R
P +
R
I1
R
I2
R
I1 )
R
I2
(16)
SLOS417C – OCTOBER 2003 – REVISED SEPTEMBER 2007
Figure 31. Application Schematic With TPA2010D1 Summing Differential Input and Single-Ended Input
Signals
Four resistors and three capacitors are needed for summing single-ended input signals. The gain and corner
frequencies (fc1 and fc2) for each input source can be set independently (see Equation 11 through Equation 14,
and Figure 32). Resistor, RP, and capacitor, CP, are needed on the IN+ terminal to match the impedance on the
IN– terminal. The single-ended inputs must be driven by low impedance sources even if one of the inputs is not
outputting an ac signal.
Copyright 2003–2007, Texas Instruments Incorporated
13
Product Folder Link(s): TPA2010D1
相关PDF资料
PDF描述
TPA2010D1YZFR 2.5 W, 2 CHANNEL, AUDIO AMPLIFIER, PBGA9
TPA2010D1YZFT 2.5 W, 2 CHANNEL, AUDIO AMPLIFIER, PBGA9
TPA2010D1YEF 2.5 W, 1 CHANNEL, AUDIO AMPLIFIER, BGA9
TPA2010D1YZF 2.5 W, 1 CHANNEL, AUDIO AMPLIFIER, BGA9
TPA2011D1YFFR 3.24 W, 1 CHANNEL, AUDIO AMPLIFIER, BGA9
相关代理商/技术参数
参数描述
TPA2010D1YZF 制造商:TI 制造商全称:Texas Instruments 功能描述:2.5-W MONO FILTER-FREE CLASS-D AUDIO POWER AMPLIFIER
TPA2010D1YZFR 功能描述:音频放大器 Mono Filter-Free Class-D in WCSP RoHS:否 制造商:STMicroelectronics 产品:General Purpose Audio Amplifiers 输出类型:Digital 输出功率: THD + 噪声: 工作电源电压:3.3 V 电源电流: 最大功率耗散: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:TQFP-64 封装:Reel
TPA2010D1YZFRG4 制造商:TI 功能描述:AUDIO POWER AMPLIFIER
TPA2010D1YZFT 功能描述:音频放大器 Mono Filter-Free Class-D in WCSP RoHS:否 制造商:STMicroelectronics 产品:General Purpose Audio Amplifiers 输出类型:Digital 输出功率: THD + 噪声: 工作电源电压:3.3 V 电源电流: 最大功率耗散: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:TQFP-64 封装:Reel
TPA2011D1 制造商:TI 制造商全称:Texas Instruments 功能描述:3.2W Mono Filter-Free Class-D Audio Power Amplifier With Auto-Recovering Short-Circuit Protection