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TPA2012D2 датащи(PDF) 1 Page - Texas Instruments |
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TPA2012D2 датащи(HTML) 1 Page - Texas Instruments |
1 / 23 page RTJ YZH 1 FEATURES APPLICATIONS DESCRIPTION VDD = 3.6 V, 10% 0 0.50 1 1.50 2 2.50 4 9 14 19 24 29 34 RL − Load Resistance − W WCSP Thermally Limited Region VDD = 5 V, 1% VDD = 2.5 V, 1% VDD = 2.5 V, 10% VDD = 3.6 V, 1% VDD = 3.6 V, 10% TPA2012D2 www.ti.com .................................................................................................................................................. SLOS438D – DECEMBER 2004 – REVISED JUNE 2008 2.1 W/CH STEREO FILTER-FREE CLASS-D AUDIO POWER AMPLIFIER • Wireless or Cellular Handsets and PDAs 2 • Output Power By Package: • Portable DVD Player – QFN: • Notebook PC – 2.1 W/Ch Into 4 Ω at 5 V • Portable Radio – 1.4 W/Ch Into 8 Ω at 5 V • Portable Gaming – 720 mW/Ch Into 8 Ω at 3.6 V • Educational Toys – WCSP: • USB Speakers – 1.2 W/Ch Into 4 Ω at 5 V(1) – 1.3 W/Ch Into 8 Ω at 5 V – 720 mW/Ch Into 8 Ω at 3.6 V The TPA2012D2 is a stereo, filter-free, Class-D audio • Only Two External Components Required amplifier (class-D amp) available in a WCSP, QFN, or PWP package. The TPA2012D2 only requires two • Power Supply Range: 2.5 V to 5.5 V external components for operation. • Independent Shutdown Control for Each Channel The TPA2012D2 features independent shutdown controls for each channel. The gain can be selected • Selectable Gain of 6, 12, 18, and 24 dB to 6, 12, 18, or 24 dB utilizing the G0 and G1 gain • Internal Pulldown Resistor On Shutdown Pins select pins. High PSRR and differential architecture • High PSRR: 77 dB at 217 Hz provide increased immunity to noise and RF rectification. In addition to these features, a fast • Fast Startup Time (3.5 ms) startup time and small package size make the • Low Supply Current TPA2012D2 class-D amp an ideal choice for both • Low Shutdown Current cellular handsets and PDAs. • Short-Circuit and Thermal Protection • Space Saving Packages – 2,01 mm X 2,01 mm NanoFree™ WCSP (YZH) – 4 mm X 4 mm Thin QFN (RTJ) with PowerPAD™ (1) Thermally limited 1 Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet. 2 NanoFree, PowerPAD are trademarks of Texas Instruments. PRODUCTION DATA information is current as of publication date. Copyright © 2004–2008, Texas Instruments Incorporated Products conform to specifications per the terms of the Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters. |
Аналогичный номер детали - TPA2012D2_15 |
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Аналогичное описание - TPA2012D2_15 |
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