TDA7379 38W x2 Stereo Audio Amplifier

TDA7379 38W x2 Class AB Stereo Audio Amplifier IC

The TDA7379 is a Class AB audio processor amplifier. It supports DUAL BRIDGE and QUAD SINGLE ENDED configurations. This IC provides power output up to 2x38W into 4Ω. It incorporates a fully complementary output stage and internally fixed gain. External component count is reduced. Built-in clip detection simplifies gain compression. Comprehensive fault diagnostics assist in assembly and wiring. Protection features include thermal shutdown and short-circuit safeguards.

Specifications:

• Amplifier Class: Class AB
• Output Configuration: Dual Bridge or Quad Single Ended
• Max Output Power (Dual Bridge): 2 x 38W @ 4Ω, 18V
• Max Output Power (Quad Single Ended): 4 x 11W @ 4Ω, 18V
• Fixed Gain: 26dB (BTL)
• External Components: Minimal (No bootstrap/Boucherot)
• Stand-by Function: CMOS Compatible, No Audible Pop
• Diagnostic Features: Clip Detector, Short Circuit Detection
• Protection Features: Output Short, Thermal Shutdown, Reversed Battery

Key features and benefits:

• High output power capability: 2 x 38W into 4Ω or 4 x 11W into 4Ω.
• Class AB audio processor amplifier with DUAL BRIDGE or QUAD SINGLE ENDED configuration.
• Minimal external component requirement: no bootstrap capacitors or Boucherot cells.
• Internally fixed gain (26dB BTL).
• CMOS compatible ST-BY function with no audible pop.
• Advanced diagnostic features including clip detection and various short-circuit detections.
• Integrated protection against output shorts, thermal overload, and reversed battery.

Applications:

• Car audio systems
• Home stereo amplifiers
• Active speaker systems
• DIY audio projects
• Portable audio devices

Frequently Asked Questions:

Q: What is the maximum output power of the TDA7379 in dual bridge configuration?
A: The TDA7379 delivers a maximum output power of 2 x 38W into 4Ω at 18V in dual bridge mode.

Q: Does the TDA7379 require external bootstrap capacitors?
A: No, the TDA7379 features a minimal external component count and does not require bootstrap capacitors or Boucherot cells.

Q: What protection features are integrated into the TDA7379?
A: The TDA7379 includes protection against output shorts, thermal shutdown, and reversed battery conditions.

Q: Is the standby function compatible with CMOS logic?
A: Yes, the ST-BY function is CMOS compatible and designed to operate without an audible pop.

Package Includes:

*Image shown is a representation only.

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