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TDA7388
+BOMIC AMP AB QUAD 41W 25FLEXIWATT
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ManufacturerSTMicroelectronics
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Mfr. Part #TDA7388
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Datasheet TDA7388 DataSheet
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In Stock1480
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Specifications
| Attribute | Value |
| Package | Tube |
| ProductStatus | Active |
| Type | Class AB |
| OutputType | 4-Channel (Quad) |
| MaxOutputPowerxChannels@Load | 41W x 4 @ 4Ohm |
| Voltage-Supply | 8V ~ 18V |
| Features | Mute, Short-Circuit and Thermal Protection, Standby |
| MountingType | Through Hole |
| SupplierDevicePackage | 25-Flexiwatt (Vertical) |
Overview
Description
The TDA7388 operates on a wide supply voltage range and includes built-in protection features such as short circuit protection, thermal shutdown, and a robust mute and standby function to prevent unwanted noise during power-up or power-down sequences. This makes it a reliable choice for automotive environments where voltage fluctuations and temperature variations are common.
The amplifier’s design emphasizes low distortion and noise, ensuring high-quality sound reproduction. It is commonly used in OEM and aftermarket car audio systems due to its balance of performance, reliability, and cost-effectiveness. The TDA7388 is typically housed in a multi-pin plastic package and requires minimal external components, facilitating easy integration into audio applications.
Equivalent
1. TDA7560
2. TDA7563A
3. TDA7850
4. TDA7386
These alternatives offer similar functionality and are used in car audio systems, providing similar output power and features. Always check the datasheets for specific equivalency in terms of pin configuration and performance characteristics.
Features
1. Output Power: It provides a maximum output power of up to 4 x 41W at 4 ohms with low distortion, delivering clear and powerful audio performance.
2. Class AB Amplifier: The TDA7388 operates as a class AB amplifier, which ensures a balance between efficiency and audio fidelity.
3. Single-Supply Operation: The device operates on a single supply voltage, typically ranging from 8V to 18V, making it suitable for car battery-powered systems.
4. Low Distortion: It offers low Total Harmonic Distortion (THD), enhancing the listening experience with high-quality sound reproduction.
5. Protection Features: The amplifier includes built-in protection mechanisms such as short-circuit protection, thermal shutdown, and load dump protection to ensure reliability and longevity.
6. Mute/Standby Functions: It has mute and standby functions for reduced power consumption and noise suppression during inactive periods.
7. Flexibility: The device supports a variety of speaker configurations, enabling flexibility in audio system design.
These features make the TDA7388 a popular choice for car audio applications.
Pinout
1. Power Supply Pins:
- Vcc (pins 17, 18, 19): Power supply input.
- GND (pins 7, 8, 9): Ground connections.
2. Input Pins:
- IN1, IN2, IN3, IN4 (pins 3, 4, 23, 24): Audio signal inputs for channels 1 through 4.
3. Output Pins:
- OUT1+, OUT1-, OUT2+, OUT2-, OUT3+, OUT3-, OUT4+, OUT4- (pins 11, 12, 13, 14, 21, 22, 25, 1): Outputs for the four bridge channels.
4. Control Pins:
- STBY (pin 16): Standby control.
- MUTE (pin 15): Mute control.
5. Diagnostic Pins:
- DIAG (pin 20): Diagnostic output for fault conditions.
The TDA7388 provides four channels of audio amplification with built-in features like standby and mute controls, and diagnostic functions, making it suitable for automotive audio systems.