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Name: TPA2012D2RTJRG4
Brand: Texas Instruments
SKU: TPA2012D2RTJRG4
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Texas Instruments TPA2012D2RTJRG4

Part No.:: TPA2012D2RTJRG4

Manufacturer:: Texas Instruments

Package:: 20-QFN (4x4)

Datasheet:: TPA2012D2RTJRG4.pdf

Description:: IC AMP CLASS D STEREO 2.1W 20QFN

In Stock:: 2691

Quantity:: Add To Cart

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TPA2012D2RTJRG4 Specifications

Packaging:
Tape & Reel (TR)
Series:
-
ProductStatus:
Discontinued at Mosen
Type:
Class D
OutputType:
2-Channel (Stereo)
MaxOutputPowerxChannels@Load:
2.1W x 2 @ 4Ohm
Voltage-Supply:
2.5V ~ 5.5V
Features:
Differential Inputs, Short-Circuit and Thermal Protection, Shutdown
MountingType:
Surface Mount
OperatingTemperature:
-40°C ~ 85°C (TA)

TPA2012D2RTJRG4 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including TPA2012D2RTJRG4 price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for TPA2012D2RTJRG4 to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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TPA2012D2RTJRG4 information

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TPA2012D2RTJRG4 Typical application Circuitry

TPA2012D2RTJRG4

The TPA2012D2RTJRG4 is a high-efficiency stereo Class-D audio amplifier integrated circuit (IC) from Texas Instruments. It is designed primarily for portable audio applications where space and power efficiency are critical.

Key Features of TPA2012D2RTJRG4:

1. Class-D Amplification: Ensures high energy efficiency, crucial for battery-powered devices.

2. Stereo Output: Offers two-channel (stereo) audio amplification.

3. 2.1W per Channel Output: Capable of delivering up to 2.1W per channel into a 4-ohm load.

4. Wide Supply Voltage Range: Functions with supply voltages ranging from 2.5V to 5.5V.

5. Low Quiescent Current: Reduces power consumption when inactive.

6. Thermal and Short-Circuit Protection: Enhances safety and reliability with built-in protective features.

7. Compact Package Size: Because of its tiny form factor, it is appropriate for applications where space is limited.

8. Minimal External Components: Simplifies the circuit design by requiring few additional components.

Application Scenario: Portable Wireless Speaker

Consider designing a portable wireless speaker using the TPA2012D2RTJRG4:

Detailed Circuit Connection:

1. Power Supply Connection:

- Battery Link: Attach a rechargeable battery (e.g., 3.7V lithium-ion) to the PVDD and AGND pins.

- Decoupling Capacitors: Place capacitors (e.g., 10 µF) between PVDD and AGND for voltage stabilization.

2. Audio Input Stage:

- Wireless Receiver Connection: Connect the TPA2012D2RTJRG4 audio outputs from a wireless audio receiver to the RIN and LIN pins for the right and left channels, respectively.

- DC Blocking Capacitors: Insert capacitors (e.g., 1 µF) between the receiver and the RIN/LIN pins to eliminate DC offset.

3. Speaker Output Stage:

- Speaker Attachment: Connect two 4-ohm speakers to the ROUT+/ROUT- and LOUT+/LOUT- pins for stereo sound.

- Output Filters: Implement LC filters on the speaker outputs to reduce EMI.

4. Gain Configuration:

- Adjusting Amplifier Gain: Set the amplifier gain by connecting resistors to the GAIN0 and GAIN1 pins as per the required gain level.

5. Shutdown Functionality:

- Power Control: Wire the SHUTDOWN pin to a switch or GPIO for easy on/off control of the amplifier.

Design Considerations:

1. Efficient Power Usage: Ensure the battery can support the amplifier's power requirements.

2. Audio Quality Maintenance: Use high-quality capacitors for clear audio output without distortion.

3. EMI Reduction: Properly design the LC filters to minimize interference, especially in a wireless setting.

4. Thermal Management: Provide sufficient cooling for the IC, particularly at higher output levels.

5. Gain Setting Precision: Calculate resistor values accurately to achieve the desired amplification.

6. Optimal PCB Layout: Include signal integrity and reduce noise in the PCB's design.

7. Protective Circuitry Utilization: Make use of the IC's built-in protection features for enhanced safety.

8. Regulatory Compliance: Ensure that the design adheres to relevant safety and electromagnetic compatibility standards for audio devices.

Conclusion

Incorporating the TPA2012D2RTJRG4 into a portable wireless speaker design demonstrates its capability as an efficient and compact stereo audio amplifier. Key aspects to consider include power efficiency, audio signal integrity, EMI control, thermal management, accurate gain control, strategic PCB layout, utilization of protective features, and compliance with industry standards, ensuring a high-quality, reliable, and user-friendly audio experience in portable applications.

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6. What is the process for return or replacement of TPA2012D2RTJRG4?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the TPA2012D2RTJRG4 we delivered, we will accept the replacement or return of the TPA2012D2RTJRG4 only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of TPA2012D2RTJRG4.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations