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TDA7851 - 4 x 48 W MOSFET quad bridge power amplifier

Download the TDA7851 datasheet PDF. This datasheet also covers the TDA7851F variant, as both devices belong to the same 4 x 48 w mosfet quad bridge power amplifier family and are provided as variant models within a single manufacturer datasheet.

General Description

The TDA7851F is a breakthrough MOSFET technology class AB audio power amplifier, designed for high-power car radio.

The fully complementary P-Channel/N-Channel output structure allows a rail-to-rail output voltage swing.

Key Features

  • Multipower BCD technology.
  • High output power capability:.
  • 4 x 48 W/4 Ω max.
  • 4 x 28 W/4 Ω @ 14.4 V, 1 kHz, 10%.
  • 4 x 72 W/2 Ω max.
  • MOSFET output power stage.
  • Excellent 2 Ω driving capability.
  • Hi-Fi class distortion.
  • Low output noise.
  • Standby function.
  • Mute function.
  • Automute at min. supply voltage detection.
  • Low external component count:.
  • Internally fixed gain (26 dB).
  • No external compensation.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (TDA7851F_STMicroelectronics.pdf) that lists specifications for multiple related part numbers.

📁 Similar Datasheet

Part Number Description Manufacturer
TDA7851A 4 x 48 W MOSFET quad bridge power amplifier ST Microelectronics
TDA7851F 4 x 48 W MOSFET quad bridge power amplifier ST Microelectronics
TDA7850 4 x 50W MOSFET Quad Bridge Power Amplifier ST Microelectronics
TDA7850LV 4 x 50 W quad bridge amplifier suitable ST Microelectronics
TDA7863D LOW VOLTAGE TONE CONTROL DIGITALLY CONTROLLED AUDIO PROCESSOR ST Microelectronics

Other Datasheets by STMicroelectronics

Part Number Description
TDA7851L 4 x 48W MOSFET quad bridge power amplifier
TDA7850A quad bridge power amplifier
TDA7850H 4 x 50W MOSFET Quad Bridge Power Amplifier
TDA7854 quad bridge power amplifier
TDA7801 Digital input quad power amplifier

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
TDA7851F 4 x 48 W MOSFET quad bridge power amplifier Datasheet - production data '!0'03 Flexiwatt25 (Horizontal) '!0'03 Flexiwatt25 (Vertical) Features  Multipower BCD technology  High output power capability: – 4 x 48 W/4 Ω max. – 4 x 28 W/4 Ω @ 14.4 V, 1 kHz, 10% – 4 x 72 W/2 Ω max.  MOSFET output power stage  Excellent 2 Ω driving capability  Hi-Fi class distortion  Low output noise  Standby function  Mute function  Automute at min.