TDA7492E 79 W + 79 W dual BTL class-D audio amplifier Datasheet - production data Four selectable, fixed-gain settings of nominally 20.8 dB, 26.8 dB, 30 dB and 32.8 dB Differential inputs minimize common-mode noise Standby, mute and play operating modes Short-circuit protection Output power limited by P function LIMIT Detection of shorted output pins during PowerSSO-36 startup exposed pad up Thermal overload protection environmentally friendly ECOPACK package Features Wide-range single-supply operation Description (7 - 26 V) The TDA7492E is a dual BTL class-D audio Possible output configurations: amplifier with single power supply designed for 2 x PBTL home audio applications. 1 x Parallel BTL BTL output capabilities (VCC = 26 V): The device is housed in a 36-pin PowerSSO 61 W + 61 W, 4 , THD 1% package with exposed pad up (EPU), and as a 79 W + 79 W, 4 , THD 10% result of its high efficiency, a simple heatsink is 44 W + 44 W, 6 , THD 1% required. 57 W + 57 W, 6 , THD 10% Table 1: Device summary 34 W + 34 W, 8 , THD 1% Operating 44 W + 44 W, 8 , THD 10% Order code Package Packaging temp. range Parallel BTL output capabilities (V = 26 V): CC 86 W, 3 , THD 1% PowerSSO-36 Tape and TDA7492ETR -40 to +85C EPU reel 110 W, 3 , THD 10% High efficiency February 2017 DocID027638 Rev 1 1/24 www.st.com This is information on a product in full production. Contents TDA7492E Contents 1 Device block diagram ...................................................................... 5 2 Pin description ................................................................................ 6 2.1 Pinout ................................................................................................ 6 2.2 Pin list ............................................................................................... 7 3 Electrical specifications .................................................................. 8 3.1 Absolute maximum ratings ................................................................ 8 3.2 Thermal data ..................................................................................... 8 3.3 Electrical specifications ..................................................................... 9 3.4 Stereo BTL application .................................................................... 10 3.5 Parallel BTL (mono) application ...................................................... 10 4 Application information ................................................................ 11 4.1 Gain setting ..................................................................................... 11 4.2 Stereo and mono applications ......................................................... 11 4.3 Smart protections ............................................................................ 11 4.3.1 Overcurrent protection (OCP) .......................................................... 11 4.3.2 Thermal protection ............................................................................ 12 4.3.3 Power limit ........................................................................................ 12 4.4 Mode selection ................................................................................ 13 5 Schematic diagram ........................................................................ 15 6 Characterization curves ................................................................ 16 6.1 Stereo configuration ........................................................................ 16 7 Package information ..................................................................... 20 7.1 PowerSSO36 EPU package information ......................................... 20 8 Revision history ............................................................................ 23 2/24 DocID027638 Rev 1