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Name: TDA7388A
Brand: STMicroelectronics
SKU: TDA7388A
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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STMicroelectronics TDA7388A

Part No.:: TDA7388A

Manufacturer:: STMicroelectronics

Package:: 27-Flexiwatt (Vertical)

Datasheet:: TDA7388A.pdf

Description:: IC AMP AB QUAD 42W 27FLEXIWATT

In Stock:: 3122

Quantity:: Add To Cart

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TDA7388A Specifications

Packaging:
Tube
Series:
-
ProductStatus:
Active
Type:
Class AB
OutputType:
4-Channel (Quad)
MaxOutputPowerxChannels@Load:
42W x 4 @ 4Ohm
Voltage-Supply:
8V ~ 18V
Features:
Mute, Short-Circuit and Thermal Protection, Standby
MountingType:
Through Hole
OperatingTemperature:
-40°C ~ 105°C (TA)

TDA7388A this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including TDA7388A 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 TDA7388A 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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TDA7388A information

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TDA7388A Typical application Circuitry

TDA7388A

TDA7388A is a class-AB quad bridge audio amplifier IC primarily designed for car audio applications. It is capable of driving up to four speakers with high-quality audio output. Below, you'll find key features, an example application scenario, and considerations for designing a circuit using this audio amplifier IC.

Key Features of TDA7388A:

1. Quad Bridge Amplifier: TDA7388A is a quad bridge amplifier, meaning it can drive four speakers independently, typically used in a 4-channel audio system.

2. High Output Power: It offers high output power, making it suitable for car audio systems that require loud and clear sound.

3. Low Distortion: The IC provides low harmonic distortion and high signal-to-noise ratio for high-quality audio reproduction.

4. Built-in Protections: TDA7388A includes built-in protections against short circuits, over-temperature, and output DC offset to ensure safe operation.

5. Wide Supply Voltage Range: It operates over a wide supply voltage range, accommodating the voltage fluctuations in a car's electrical system.

6. Flexible Gain Control: The IC often features gain control pins for adjusting the amplification level according to the input signal.

Example Application: Car Audio Amplifier

Let's consider an application where you want to design a 4-channel car audio amplifier using the TDA7388A IC. This amplifier will drive four car speakers for an immersive in-car audio experience.

Circuit Connection:

1. TDA7388A on the Amplifier Board:

- Pin 1 (OUT1): Connect this pin to the positive terminal of the first speaker.

- Pin 2 (GND1): Connect this pin to the ground reference of the amplifier board.

- Pin 3 (OUT2): Connect this pin to the positive terminal of the second speaker.

- Pin 4 (GND2): Connect this pin to the ground reference.

- Pin 5 (OUT3): Connect this pin to the positive terminal of the third speaker.

- Pin 6 (GND3): Connect this pin to the ground reference.

- Pin 7 (OUT4): Connect this pin to the positive terminal of the fourth speaker.

- Pin 8 (GND4): Connect this pin to the ground reference.

- Pin 9 (Vcc): Connect this pin to the positive supply voltage (e.g., +12V) of the car's electrical system.

- Pin 10 (SVR): Connect this pin to a voltage divider circuit to set the gain according to your requirements.

- Pin 11 (STBY): Connect this pin to a control signal to enable or disable the amplifier.

- Pin 12 (MUTE): Connect this pin to a control signal to mute/unmute the audio output.

Design Considerations:

1. Power Supply: Ensure that the power supply voltage (Vcc) is within the specified range (e.g., +12V) and that it's properly filtered to reduce noise.

2. Gain Control: Adjust the SVR pin voltage using a voltage divider to set the desired gain for the amplifier channels.

3. Speaker Wiring: Pay attention to the speaker wiring, ensuring correct polarity and impedance matching.

4. Output Filtering: Add output filters (e.g., LC filters) to reduce electromagnetic interference (EMI) and improve audio quality.

5. Thermal Management: Implement proper heat sinking and ventilation for the TDA7388A to prevent overheating.

In summary, the TDA7388A is an excellent choice for car audio amplifiers, offering high-quality audio output and built-in protections. When designing a car audio amplifier circuit, consider power supply voltage, gain control, speaker wiring, output filtering, and thermal management for optimal performance and safety.

TDA7388A FAQ

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6. What is the process for return or replacement of TDA7388A?

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 TDA7388A we delivered, we will accept the replacement or return of the TDA7388A 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 TDA7388A.

(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