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TPA3112D1PWP
+NomenclatureIC AMP CLASS D MONO 25W 28HTSSOP
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FabricantTexas Instruments
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Pièce fabricant #TPA3112D1PWP
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Fiche technique TPA3112D1PWP DataSheet
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En stock7508
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Spécifications
| Attribut | Valeur |
| Series | SpeakerGuard™ |
| Part Status | Active |
| Type | Class D |
| Output Type | 1-Channel (Mono) |
| Max Output Power x Channels @ Load | 25W x 1 @ 8Ohm |
| Voltage - Supply | 8V ~ 26V |
| Features | Differential Inputs, Short-Circuit and Thermal Protection, Shutdown |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Supplier Device Package | 28-HTSSOP |
| Package / Case | 28-PowerTSSOP (0.173", 4.40mm Width) |
| Base Product Number | TPA3112 |
Présentation
Description
The TPA3112D1PWP is a Class-D audio amplifier designed by Texas Instruments, capable of delivering high-quality audio output with high efficiency. It typically operates at a power output of up to 15W per channel into an 8-ohm load and can drive speakers with impedances as low as 4 ohms. The amplifier features a low total harmonic distortion (THD) and a high signal-to-noise ratio, ensuring clear audio reproduction.
Key features include integrated protection mechanisms such as over-temperature and over-voltage protection, making it reliable for various audio applications. The device supports a wide supply voltage range from 8V to 26V, allowing versatility in different designs. The TPA3112D1PWP is suitable for applications including home audio systems, portable speakers, and automotive audio systems due to its compact design and thermal efficiency. Furthermore, it comes in a 20-pin HTQFP package, making it easy to integrate into PCB designs.
Key features include integrated protection mechanisms such as over-temperature and over-voltage protection, making it reliable for various audio applications. The device supports a wide supply voltage range from 8V to 26V, allowing versatility in different designs. The TPA3112D1PWP is suitable for applications including home audio systems, portable speakers, and automotive audio systems due to its compact design and thermal efficiency. Furthermore, it comes in a 20-pin HTQFP package, making it easy to integrate into PCB designs.
Equivalent
Equivalent products to the TPA3112D1PWP chip include the TPA3111D1, TPA3116D2, and TPA3118D2. These chips are also from Texas Instruments and provide similar audio amplification features, with variations in power output and efficiency. Depending on the specific application requirements, such as power needs or additional features, these alternatives can be suitable replacements.
Features
The TPA3112D1PWP is a high-efficiency Class-D audio amplifier designed for driving speakers in various audio applications. Key features include:
1. Power Output: Delivers up to 25 W per channel into 4Ω loads, with a total output power of 50 W in bridged mode.
2. Efficiency: High efficiency (up to 90%) minimizes heat generation, reducing the need for extensive heat sinking.
3. Thermal Protection: Integrated thermal shutdown and short-circuit protection ensure reliable operation.
4. Power Supply Voltage: Operates with a power supply range of 10 V to 25 V.
5. Integrated Features: Includes a built-in PWM modulator, low-noise operation, and minimal external components needed.
6. Damping Factor: High damping factor for better bass response and sound control.
7. Flexible Configuration: Supports stereo, mono, and bridged configurations for versatile application designs.
These features make the TPA3112D1PWP suitable for applications in televisions, soundbars, and portable audio devices.
1. Power Output: Delivers up to 25 W per channel into 4Ω loads, with a total output power of 50 W in bridged mode.
2. Efficiency: High efficiency (up to 90%) minimizes heat generation, reducing the need for extensive heat sinking.
3. Thermal Protection: Integrated thermal shutdown and short-circuit protection ensure reliable operation.
4. Power Supply Voltage: Operates with a power supply range of 10 V to 25 V.
5. Integrated Features: Includes a built-in PWM modulator, low-noise operation, and minimal external components needed.
6. Damping Factor: High damping factor for better bass response and sound control.
7. Flexible Configuration: Supports stereo, mono, and bridged configurations for versatile application designs.
These features make the TPA3112D1PWP suitable for applications in televisions, soundbars, and portable audio devices.
Pinout
The TPA3112D1PWP is a Class-D audio amplifier from Texas Instruments, featuring a pin count of 32. The primary functions of its pins include:
1. Power Supply Pins: VCC and GND pins for power connections.
2. Input Pins: IN+ and IN- for audio signal inputs.
3. Output Pins: OUT+ and OUT- for connecting to speakers.
4. Control Pins: Various control and configuration pins such as MUTE, SD (shutdown), and other diagnostics.
5. Feedback Pins: Used for stability and performance tuning.
6. Protection Pins: Pins for thermal and short-circuit protection.
The device is designed for high efficiency and can drive speakers with a power output of up to 15 W per channel, making it suitable for compact audio applications. For detailed pin assignments and functions, refer to the TPA3112D1PWP datasheet.
1. Power Supply Pins: VCC and GND pins for power connections.
2. Input Pins: IN+ and IN- for audio signal inputs.
3. Output Pins: OUT+ and OUT- for connecting to speakers.
4. Control Pins: Various control and configuration pins such as MUTE, SD (shutdown), and other diagnostics.
5. Feedback Pins: Used for stability and performance tuning.
6. Protection Pins: Pins for thermal and short-circuit protection.
The device is designed for high efficiency and can drive speakers with a power output of up to 15 W per channel, making it suitable for compact audio applications. For detailed pin assignments and functions, refer to the TPA3112D1PWP datasheet.
Manufacturer
The TPA3112D1PWP is manufactured by Texas Instruments (TI), a prominent semiconductor company based in the United States. Texas Instruments specializes in designing and producing a wide range of electronic components, including analog, digital signal processing (DSP), and embedded processing solutions. Founded in 1930, TI is known for its innovations in the semiconductor industry and serves various markets such as automotive, industrial, communication, and consumer electronics. The TPA3112D1PWP specifically is a Class-D audio amplifier, widely used in audio applications for its efficiency and high-quality sound output.
Application
The TPA3112D1PWP is a high-efficiency Class-D audio amplifier designed for various applications, including:
1. Home Audio Systems: Used in soundbars, subwoofers, and stereo amplifiers.
2. Portable Speakers: Ideal for battery-operated designs due to low power consumption.
3. Television Audio: Enhances sound quality in flat-screen TVs.
4. Car Audio Systems: Suitable for amplifying sound in vehicles.
5. DIY Audio Projects: Popular in custom audio builds for hobbyists.
6. Multi-Room Audio: Effective in distributed audio systems in home environments.
Its scalability and efficiency make it versatile across these applications.
1. Home Audio Systems: Used in soundbars, subwoofers, and stereo amplifiers.
2. Portable Speakers: Ideal for battery-operated designs due to low power consumption.
3. Television Audio: Enhances sound quality in flat-screen TVs.
4. Car Audio Systems: Suitable for amplifying sound in vehicles.
5. DIY Audio Projects: Popular in custom audio builds for hobbyists.
6. Multi-Room Audio: Effective in distributed audio systems in home environments.
Its scalability and efficiency make it versatile across these applications.
Package
The TPA3112D1PWP is packaged in a 28-pin HTQFP (Thin Quad Flat Package) with a 7 mm x 7 mm footprint. This type of package is designed for surface mounting and provides good thermal performance for the integrated audio amplifier.
