TDA7851F 4 x 48 W MOSFET quad bridge power amplifier Datasheet - production data Automute at min. supply voltage detection Low external component count: Internally fixed gain (26 dB) No external compensation No bootstrap capacitors Output DC offset detector Protections: 0 03 Output short circuit to GND, to V , across s Flexiwatt25 Flexiwatt25 the load (Horizontal) (Vertical) Very inductive loads Overrating chip temperature with soft thermal limiter Load dump voltage Fortuitous open GND Reversed battery Features ESD Multipower BCD technology High output power capability: Description 4 x 48 W/4 max. The TDA7851F is a breakthrough MOSFET 4 x 28 W/4 14.4 V, 1 kHz, 10% technology class AB audio power amplifier, 4 x 72 W/2 max. designed for high-power car radio. MOSFET output power stage The fully complementary P-Channel/N-Channel Excellent 2 driving capability output structure allows a rail-to-rail output voltage swing. This, combined with high output current Hi-Fi class distortion and minimized saturation losses, sets new power Low output noise references in the car-radio field, with unparalleled Standby function distortion performance. Mute function Table 1. Device summary Order code Package Packing TDA7851F Flexiwatt25 (vertical) Tube TDA7851FH-QIX Flexiwatt25 (horizontal) Tube February 2016 DocID17714 Rev 4 1/18 This is information on a product in full production. www.st.com 0 03 Contents TDA7851F Contents 1 Block diagram and application circuit 5 1.1 Block diagram . 5 1.2 Application circuit 5 2 Pin description . 6 2.1 Pin connection 6 2.2 Thermal data . 6 3 Electrical specifications 7 3.1 Absolute maximum ratings . 7 3.2 Electrical characteristics . 7 3.3 Electrical characteristics curves . 9 4 Application hints . 12 4.1 SVR . 12 4.2 Input stage 12 4.3 Standby and muting . 12 4.4 Heatsink definition 12 5 Package information 13 5.1 Flexiwatt 25 (vertical) package information . 13 5.2 Flexiwatt 25 (horizontal) package information . 15 6 Revision history . 17 2/18 DocID17714 Rev 4