Overview
The TDA7387EP is a quad-channel audio power amplifier IC designed by STMicroelectronics for high-performance audio applications. It is a Class AB amplifier, offering a maximum output power of 4 x 41W at 4Ω. This device is particularly suited for high-end car radio applications, home audio systems, and professional audio equipment. The TDA7387EP features a compact Flexiwatt package, reducing the external component count and enhancing design efficiency. It includes robust protections against various faults such as output short circuits, inductive loads, thermal overload, load dump voltage, and ESD, ensuring reliable operation in demanding environments.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Type | Class AB | - |
| Output Type | 4-Channel (Quad) | - |
| Max Output Power x Channels @ Load | 41W x 4 @ 4Ω | - |
| Operating Temperature | -30°C ~ 85°C | - |
| Supply Voltage | Up to 28 V (DC), 50 V (peak) | V |
| Power Dissipation | 80 W (Tcase = 70°C) | W |
| Junction Temperature | 150°C | °C |
| Thermal Resistance Junction-to-Case | 1.3 °C/W | °C/W |
| Package Type | Flexiwatt 25 (Vertical exposed pad) | - |
| Pin Count | 24 | - |
Key Features
- High output power capability: 4 x 41 W / 4 Ω max.
- Low distortion and low output noise.
- Standby and mute functions.
- Automute at minimum supply voltage detection.
- Low external component count due to internally fixed gain (26 dB) and no need for external compensation or bootstrap capacitors.
- Robust protections against output short circuits, inductive loads, thermal overload, load dump voltage, fortuitous open GND, reversed battery, and ESD.
Applications
The TDA7387EP is suitable for various high-performance audio applications, including:
- High-end car radio systems.
- Home audio systems.
- Professional audio equipment.
Q & A
- What is the maximum output power of the TDA7387EP?
The TDA7387EP has a maximum output power of 4 x 41 W at 4Ω. - What type of amplifier is the TDA7387EP?
The TDA7387EP is a Class AB amplifier. - What are the key features of the TDA7387EP?
The key features include high output power, low distortion, low output noise, standby and mute functions, and robust protections against various faults. - What is the operating temperature range of the TDA7387EP?
The operating temperature range is -30°C to 85°C. - What type of package does the TDA7387EP use?
The TDA7387EP uses a Flexiwatt 25 package with a vertical exposed pad. - How many pins does the TDA7387EP have?
The TDA7387EP has 24 pins. - What are the protections available in the TDA7387EP?
The protections include output short circuits, inductive loads, thermal overload, load dump voltage, fortuitous open GND, reversed battery, and ESD. - What is the maximum supply voltage for the TDA7387EP?
The maximum DC supply voltage is 28 V, and the peak supply voltage is 50 V. - What is the thermal resistance junction-to-case for the TDA7387EP?
The thermal resistance junction-to-case is 1.3 °C/W. - What are the typical applications of the TDA7387EP?
The typical applications include high-end car radio systems, home audio systems, and professional audio equipment.
