产品概述
描述
The TS4994 is an audio power amplifier capable of delivering 1W of continuous RMS output power into an 8Ω load @ 5V. Due to its differential inputs, it exhibits outstanding noise immunity. An external standby mode control reduces the supply current to less than 10nA. An STBY MODE pin allows the standby to be active HIGH or LOW (except in the MiniSO-8 version). An internal thermal shutdown protection is also provided, making the device capable of sustaining short-circuits.The device is equipped with common mode feedback circuitry allowing outputs to be always biased at VCC/2 regardless of the input common mode voltage.
The TS4994 is designed for high quality audio applications such as mobile phones and requires few external components.
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所有功能
- Available in DFN10 3x3 (0.5mm pitch) & MiniSO-8
- Ultra fast startup time: 15ms typ.
- All lead-free packages
- Ultra-low consumption in standby mode (10nA)
- 90dB CMRR @ 217Hz
- Differential inputs
- 100dB PSRR @ 217Hz with grounded inputs
- Near-zero pop & click
- 1W rail-to-rail output power @ VCC =5V, THD = 1%, F = 1kHz, with 8Ωload
- Selectable standby mode (active low or active high)
- Operating range from VCC = 2.5V to 5.5V
All resources
| Resource title | Latest update |
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产品规格 (1)
| Resource title | Latest update | |||
|---|---|---|---|---|
| 19 Sep 2016 | 19 Sep 2016 |
简报 (1)
| Resource title | Latest update | |||
|---|---|---|---|---|
| 18 Jan 2017 | 18 Jan 2017 |
手册 (1)
| Resource title | Latest update | |||
|---|---|---|---|---|
| 23 Nov 2020 | 23 Nov 2020 |
EDA Symbols, Footprints and 3D Models
STMicroelectronics - TS4994
Speed up your design by downloading all the EDA symbols, footprints and 3D models for your application. You have access to a large number of CAD formats to fit with your design toolchain.
Symbols
Footprints
3D models
质量与可靠性
| 产品型号 | Marketing Status | 封装 | 等级规格 | 符合RoHS级别 | 材料声明** |
|---|---|---|---|---|---|
| TS4994IQT | NRND | VDFPN 10 3x3x1.0 | 工业 | Ecopack1 | |
| TS4994IST | 批量生产 | MiniSO-8 | 工业 | Ecopack3 |
(**) st.com上提供的材料声明表单可能是基于包装系列中最常用的封装的通用文档。因此，它们可能不是100%适用于特定的设备。有关特定设备的信息，请联系 销售支持 。
样片和购买
| 产品型号 | 从分销商订购 | 从ST订购 | 供货状态 | ECCN (US) | ECCN (EU) | 包装类型 | 封装 | 温度（ºC） | Country of Origin | Budgetary Price (US$)*/Qty | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 最小值 | 最大值 | |||||||||||
| TS4994IST | 3 distributors | Buy Direct | 批量生产 | EAR99 | NEC | Tape And Reel | MiniSO-8 | - | - | MALAYSIA | 0.43 / 1k | |
| TS4994IQT | 无法联系到经销商，请联系我们的销售办事处 | Buy Direct | NRND | EAR99 | NEC | Tape And Reel | VDFPN 10 3x3x1.0 | - | - | MALAYSIA | 0.3834 / 1k | |
