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TPA2005D1DGNR
+Lista de MateriaisIC AMP CLASS D MONO 1.45W 8MSOP
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FabricanteTexas Instruments
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Peça do Fabricante #TPA2005D1DGNR
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Pacote MSOP-8
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Em Estoque5958
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| Type | Class D |
| OutputType | 1-Channel (Mono) |
| MaxOutputPowerxChannels@Load | 1.45W x 1 @ 8Ohm |
| Voltage-Supply | 2.5V ~ 5.5V |
| Features | Differential Inputs, Short-Circuit and Thermal Protection, Shutdown |
| MountingType | Surface Mount |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| SupplierDevicePackage | 8-HVSSOP |
Visão Geral
Description
Key features of the TPA2005D1DGNR include high efficiency (up to 88%), which extends battery life in portable applications, and a small package size, making it suitable for compact device designs. The amplifier utilizes a modulation scheme that eliminates the need for output filters, simplifying the design and reducing overall component count. It also includes built-in features like short-circuit protection, thermal shutdown, and click-and-pop suppression to enhance reliability and user experience.
Applications of the TPA2005D1DGNR are commonly found in mobile phones, personal digital assistants (PDAs), and other handheld audio devices where space and efficiency are critical considerations.
Equivalent
1. MAX98357A from Maxim Integrated - a digital input Class-D amplifier.
2. PAM8302A from Diodes Incorporated - a similar mono Class-D amplifier.
3. TPA2012D2 from Texas Instruments - a stereo Class-D amplifier with similar output power.
These alternatives may have slight differences in specifications, so it's crucial to verify compatibility with your specific application.
Features
1. Output Power: Delivers up to 1.4W into an 8-ohm speaker or 2.5W into a 4-ohm speaker with less than 10% total harmonic distortion plus noise (THD+N).
2. Efficiency: High efficiency due to Class-D operation, reducing heat dissipation and power consumption.
3. Supply Voltage: Operates from a single supply voltage range of 2.5V to 5.5V.
4. Low Quiescent Current: Consumes minimal power when idle, which is beneficial for battery-powered applications.
5. Shutdown Mode: Has a shutdown function to further conserve power when the device is not in use.
6. Differential Inputs: Features differential inputs to improve noise rejection, making it suitable for portable applications.
7. Protection Features: Includes short-circuit and thermal-overload protection to enhance reliability.
8. Package: Available in a space-saving 8-pin MSOP PowerPAD package, which facilitates heat dissipation.
This amplifier is ideal for use in portable devices, where efficient power consumption and compact size are crucial.
Pinout
Here is a brief description of its pins:
1. IN+: Non-inverting audio input.
2. IN-: Inverting audio input.
3. GND: Ground connection for the device.
4. VO+: Positive differential audio output.
5. VDD: Power supply input.
6. VO-: Negative differential audio output.
7. SHUTDOWN: Active-low input to shut down the device and reduce power consumption.
8. Bypass: Used to place a capacitor for internal mid-supply bypassing.
This configuration enables efficient amplification with reduced external components, particularly useful in compact applications.
Manufacturer
Application
1. Mobile Phones - Enhances audio output in compact devices.
2. Portable Media Players - Provides efficient amplification for improved sound quality.
3. Bluetooth Speakers - Offers high-quality audio in wireless speaker systems.
4. Tablets and Laptops - Utilized for space-saving audio solutions in compact electronic devices.
5. Personal Audio Devices - Suitable for headphones and other personal audio equipment.
6. Handheld Gaming Devices - Enhances the audio experience in portable gaming systems.
These applications benefit from the amplifier's efficiency, low heat generation, and compact form factor.