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参数资料
| 型号： | TPA3117D2RHBR |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 音频／视频放大 |
| 英文描述： | AUDIO AMPLIFIER, PQCC32 |
| 封装： | 5 X 5 MM, GREEN, PLASTIC, QFN-32 |
| 文件页数： | 26/30页 |
| 文件大小： | 850K |
| 代理商： | TPA3117D2RHBR |
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www.ti.com
SLOS672 – OCTOBER 2010
PIN FUNCTIONS
PIN
I/O/P
DESCRIPTION
NAME
NUMBER
LINN
1
I
Negative audio input for left channel. Biased at 3V.
GAIN0
2
I
Gain select least significant bit. TTL logic levels with compliance to AVCC.
GAIN1
3
I
Gain select most significant bit. TTL logic levels with compliance to AVCC.
AVCC
4
P
Analog supply
AGND
5
Analog signal ground. Connect to the thermal pad.
REG_OUT
6
O
5V regulated output. Connect 2.2F to AGND after the series 10
Ω resistor.
Power limit level adjust. Connect a resistor divider from REG_OUT to AGND to set power limit.
PLIMIT
7
I
Connect directly to REG_OUT for no power limit.
RINN
8
I
Negative audio input for right channel. Biased at 3V.
RINP
9
I
Positive audio input for right channel. Biased at 3V.
10, 12, 13,
NC
Not connected
28, 29
PBTL
11
I
Parallel BTL mode switch (low = BTL mode, high = PBTL mode)
Power supply for right channel H-bridge. Right channel and left channel power supply inputs are
PVCCR
14, 15
P
connected internally. PVCCR and PVCCL must be connected together on the PCB.
BSPR
16
I
Bootstrap I/O for right channel, positive high-side FET.
OUTPR
17
O
Class-D H-bridge positive output for right channel.
PGND
18
Power ground for the H-bridges.
OUTNR
19
O
Class-D H-bridge negative output for right channel.
BSNR
20
I
Bootstrap I/O for right channel, negative high-side FET.
BSNL
21
I
Bootstrap I/O for left channel, negative high-side FET.
OUTNL
22
O
Class-D H-bridge negative output for left channel.
PGND
23
Power ground for the H-bridges.
OUTPL
24
O
Class-D H-bridge positive output for left channel.
BSPL
25
I
Bootstrap I/O for left channel, positive high-side FET.
Power supply for left channel H-bridge. Right channel and left channel power supply inputs are
PVCCL
26, 27
P
connected internally. PVCCR and PVCCL must be connected together on the PCB.
Shutdown logic input for audio amp (LOW = outputs Hi-Z, HIGH = outputs enabled). TTL logic levels
SD
30
I
with compliance to AVCC.
FSEL
31
I
Frequency select input pin (low = 300kHz, high = 400kHz)
LINP
32
I
Positive audio input for left channel. Biased at 3V.
Copyright 2010, Texas Instruments Incorporated
5
Product Folder Link(s) :TPA3117D2
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相关代理商/技术参数 |
参数描述 |
|---|---|
| TPA3117D2RHBT | 功能描述:音频放大器 10W Filter-Free Stereo Class-D Amp 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 |
| TPA3117D2RHBT | 制造商:Texas Instruments 功能描述:; Amplifier Class:D; No. of Channels:2; 制造商:Texas Instruments 功能描述:IC, AUDIO PWR AMP, CLASS D 15W QFN-32 |
| TPA3118D2 | 制造商:TI 制造商全称:Texas Instruments 功能描述:15W,30W,50W Filter-Free Class-D Stereo Amplifier Family with AM Avoidance |
| TPA3118D2DAP | 功能描述:音频放大器 50W Stereo Class-D Audio Amp 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 |
| TPA3118D2DAPR | 功能描述:音频放大器 50W Stereo Class-D Audio Amp 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 |
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