TDA7498MVTR STMicroelectronics

TDA7498MV 100 W mono BTL class-D audio amplifier Datasheet - production data Differential inputs minimize common-mode noise Standby and mute features Short-circuit protection Thermal overload protection Externally synchronizable Description PowerSSO-36 The TDA7498MV is a mono BTL class-D audio exposed pad up amplifier with single power supply designed for home systems and active speaker applications. It comes in a 36-pin PowerSSO package with Features exposed pad up (EPU) to facilitate mounting a 100 W output power at THD = 10% with separate heatsink. R = 6 and V = 36 V L CC Table 1: Device summary 80 W output power at THD = 10% with R = 8 and V = 34 V Operating L CC Order code Package Packaging temp. range Wide-range single-supply operation (14 - 39 V) PowerSSO36 Tape and TDA7498MVTR -40 to 85 C High efficiency ( = 90%) (EPU) reel Four selectable, fixed gain settings of nominally 25.6 dB, 31.6 dB, 35.1 dB and 37.6 dB September 2015 DocID016505 Rev 6 1/26 www.st.com This is information on a product in full production. Contents TDA7498MV 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 Recommended operating conditions ................................................. 8 3.4 Electrical specifications ..................................................................... 9 4 Characterization curves ................................................................ 11 4.1 Test board ....................................................................................... 11 4.2 Characterization curves .................................................................. 12 4.2.1 For R = 6 ...................................................................................... 12 L 4.2.2 For R = 8 ...................................................................................... 14 L 5 Application information ................................................................ 16 5.1 Application circuit ............................................................................ 16 5.2 Mode selection ................................................................................ 17 5.3 Gain setting ..................................................................................... 18 5.4 Input resistance and capacitance .................................................... 18 5.5 Internal and external clocks ............................................................ 19 5.5.1 Master mode (internal clock) ............................................................ 19 5.5.2 Slave mode (external clock) ............................................................. 19 5.6 Output low-pass filter ...................................................................... 20 5.7 Protection functions ......................................................................... 20 5.8 Diagnostic output ............................................................................ 21 6 Package information ..................................................................... 22 6.1 PowerSSO-36 EPU package information ........................................ 22 7 Revision history ............................................................................ 25 2/26 DocID016505 Rev 6