{"id":7397,"date":"2026-06-24T04:53:29","date_gmt":"2026-06-24T04:53:29","guid":{"rendered":"https:\/\/materialparts.com\/tpa6211a1tdgnrq1\/"},"modified":"2026-06-24T04:53:29","modified_gmt":"2026-06-24T04:53:29","slug":"tpa6211a1tdgnrq1","status":"publish","type":"post","link":"https:\/\/materialparts.com\/es\/tpa6211a1tdgnrq1\/","title":{"rendered":"TPA6211A1TDGNRQ1"},"content":{"rendered":"

Productos<\/h2>\n

The TPA6211A1TDGNRQ1 from Texas Instruments is an AEC-Q100 automotive-qualified 3.1W mono Class-AB fully differential audio power amplifier operating from 2.5V to 5.5V with 4mA quiescent current in an 8-pin HVSSOP PowerPAD package.<\/p>\n

Especificaciones<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Architecture<\/td>\nClass-AB, Fully Differential<\/td>\n<\/tr>\n
Output Power<\/td>\n3.1 W into 3 Ohm @ 5V, THD=10%<\/td>\n<\/tr>\n
Tensi\u00f3n de alimentaci\u00f3n<\/td>\n2.5 V to 5.5 V<\/td>\n<\/tr>\n
Corriente de reposo<\/td>\n4 mA typical @ 5V<\/td>\n<\/tr>\n
Shutdown Current<\/td>\n0.01 uA typical<\/td>\n<\/tr>\n
PSRR<\/td>\n-80 dB @ 20Hz-2kHz<\/td>\n<\/tr>\n
CMRR<\/td>\n-63 dB<\/td>\n<\/tr>\n
THD+N<\/td>\n0.03% @ 1kHz<\/td>\n<\/tr>\n
Minimum Load<\/td>\n3 Ohm<\/td>\n<\/tr>\n
External Components<\/td>\n3 minimum<\/td>\n<\/tr>\n
AEC-Q100<\/td>\nYes (Grade 2, -40 to 105\u00b0C)<\/td>\n<\/tr>\n
Temperatura de funcionamiento<\/td>\n-40\u00b0C to +105\u00b0C<\/td>\n<\/tr>\n
Paquete<\/td>\nHVSSOP-8 with PowerPAD<\/td>\n<\/tr>\n<\/table>\n

Caracter\u00edsticas<\/h2>\n
    \n
  • AEC-Q100 Grade 2 qualified 3.1W mono Class-AB audio amplifier<\/li>\n
  • Fully differential design eliminates input coupling capacitors and reduces RF rectification<\/li>\n
  • -80dB PSRR enables direct battery operation without external regulator<\/li>\n
  • Only 3 external components needed with 4mA quiescent current<\/li>\n<\/ul>\n

    Aplicaciones<\/h2>\n
      \n
    • Automotive emergency call (eCall) and cluster chime audio<\/li>\n
    • Driver notification and infotainment speaker drive<\/li>\n
    • Portable and battery-powered audio applications<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

      Product Overview The TPA6211A1TDGNRQ1 from Texas Instruments is an AEC-Q100 automotive-qualified 3.1W mono Class-AB fully differential audio power amplifier operating from 2.5V to 5.5V with 4mA quiescent current in an 8-pin HVSSOP PowerPAD package. Key Specifications Architecture Class-AB, Fully Differential Output Power 3.1 W into 3 Ohm @ 5V, THD=10% Supply Voltage 2.5 V to […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[36,13],"tags":[],"chip_brand":[138],"class_list":["post-7397","post","type-post","status-publish","format-standard","hentry","category-gate-driver-ics","category-integrated-circuits-ics","chip_brand-ti"],"acf":{"brief_explanation":"3.1W mono Class-AB audio amp, AEC-Q100, 2.5-5.5V, 4mA Iq, diff input, HVSSOP-8","date_code":"","package_case":"HVSSOP-8 with PowerPAD (3.00 x 4.90 x 1.10 mm)","in_stock":7500,"datasheet":"https:\/\/www.ti.com\/lit\/ds\/symlink\/tpa6211a1-q1.pdf","price":"$0.55 @ 1ku","product_introduction":"The TPA6211A1TDGNRQ1 from Texas Instruments is an AEC-Q100 Grade 2 qualified, 3.1W mono fully differential Class-AB audio power amplifier designed for automotive and portable applications. The device delivers 3.1W into a 3-ohm speaker from a 5V supply at 10% THD. The fully differential architecture eliminates two input coupling capacitors and provides -63dB CMRR, reducing susceptibility to RF noise and ground-loop interference common in automotive environments. The -80dB PSRR from 20Hz to 2kHz allows direct operation from the vehicle battery supply without a separate voltage regulator. The device requires only three external components (input resistor, bypass capacitor, and output filter) for basic operation. The 4mA quiescent current and 0.01uA shutdown current minimize battery drain. The Q1 suffix indicates automotive qualification per AEC-Q100 Grade 2 (-40C to +105C). The DGN package is an 8-pin HVSSOP with exposed PowerPAD for thermal management.","working_principle":"The TPA6211A1TDGNRQ1 operates as a fully differential Class-AB audio power amplifier. (1) Fully Differential Architecture: The amplifier has differential inputs (IN+ and IN-) and differential outputs (OUT+ and OUT-). The differential output voltage is VOUT = (IN+ - IN-) x Gain. The common-mode feedback circuit biases both outputs at VDD\/2, ensuring symmetric output swing. (2) Class-AB Output: The output stage uses complementary NPN and PNP transistors in a push-pull configuration. Class-AB biasing eliminates crossover distortion while maintaining reasonable efficiency. The output can drive speakers as low as 3 ohms. (3) Differential Advantage: The -63dB CMRR means that common-mode noise on the input lines is rejected, eliminating the need for input coupling capacitors. The differential output doubles the voltage swing compared to single-ended, providing 4x the output power for the same supply voltage. (4) PSRR: The -80dB power supply rejection ensures that battery voltage ripple and noise do not appear at the speaker output, eliminating the need for a separate low-noise supply.","pin_description":"
      Pin<\/th>Name<\/th>Function<\/th><\/tr>
      1<\/td>IN+<\/td>Non-inverting input<\/td><\/tr>
      2<\/td>IN-<\/td>Inverting input<\/td><\/tr>
      3<\/td>SHUTDOWN<\/td>Shutdown control (high=off)<\/td><\/tr>
      4<\/td>BYPASS<\/td>Internal midpoint bypass<\/td><\/tr>
      5<\/td>OUT+<\/td>Differential output +<\/td><\/tr>
      6<\/td>VDD<\/td>Power supply (2.5-5.5V)<\/td><\/tr>
      7<\/td>GND<\/td>Ground<\/td><\/tr>
      8<\/td>OUT-<\/td>Differential output -<\/td><\/tr><\/table>","application_scenarios":"
      • Automotive eCall and cluster chime audio amplifier at 3.1W<\/li>
      • Driver notification speaker drive with AEC-Q100 qualification<\/li>
      • Portable and battery-powered audio with only 3 external components<\/li><\/ul>","alternative_models":"
        Manufacturer<\/th>Part Number<\/th>Package<\/th>Notes<\/th><\/tr>
        TI<\/td>TPA6211A1TDGNR<\/td>HVSSOP-8<\/td>Non-automotive version<\/td><\/tr>
        TI<\/td>TPA2005D1DRBR<\/td>QFN-8<\/td>1.1W, Class-D, smaller<\/td><\/tr>
        NXP<\/td>TFA9887UK<\/td>QFN-32<\/td>Smart amp, higher power<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/posts\/7397","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/comments?post=7397"}],"version-history":[{"count":0,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/posts\/7397\/revisions"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/media?parent=7397"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/categories?post=7397"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/tags?post=7397"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/chip_brand?post=7397"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}