| Description | D OR DGN PACKAGE (TOP VIEW) The TPA311 is a bridge-tied load (BTL) or single-ended (SE) audio power amplifier developed especially for low-voltage applications where internal speakers and external earphone operation are required. Operating with a 3.3-V SHUTDOWN 1 8 VO– BYPASS 2 7 GND SE/BTL 3 6 V... |
| Features |
a shutdown mode for power-sensitive applications with special depop circuitry to virtually
eliminate speaker noise when exiting shutdown mode and during power cycling. The TPA311 is available in an
8-pin SOIC surface-mount package and the surface-mount PowerPAD MSOP, which reduces board space by
50% and height by 40%.
Audio Input
RI
CI
RF
CBF
4 IN 2 BYPASS
VDD/2
– + VDD 6 VO+ 5 CS CC From System Control From HP Jack 1 SHUTDOWN 3 SE/BTL Bias Control – VO – 8 + 7 GND 350 mW Please be aware that an important notice concerning availability, standard warranty, and use in critical a... |
| Datasheet |
 TPA311 Datasheet - 1.44MB |
| Part Number | Description |
|---|---|
 Texas Instruments |
20-W MONO CLASS-D AUDIO POWER AMPLIFIER The TPA3001D1 (sometimes referred to as TPA3001) is a 20-W monaural bridge-tied load (BTL) class-D audio power amplifier (class-D amp) with high efficiency, eliminating the need for heat sinks. The TPA3001D1 can drive 4-Ω or 8-Ω speakers with only a ferrite bead filter required to reduce EMI. The gain of the amplifier is controlled by two input terminals, GAIN1 and GAIN0. This allows the amplifier to be configured for a gain of 12, 18, 23.6, or 36 dB. The differential input stage provides high common-mode rejection and improved power-supply rejection. The amplifier also includes depop circuitry to reduce the amount of pop at power-up and when cycling SHUTDOWN. The TPA3001D1 (TPA3001) is avai... |
Texas Instruments |
9-W Stereo Class-D Audio Power Amplifier The TPA3002D2 is a 9-W (per channel) efficient, Class-D audio amplifier for driving bridged-tied stereo speakers. The TPA3002D2 can drive stereo speakers as low as 8 Ω. The high efficiency of the TPA3002D2 eliminates the need for external heatsinks when playing music. Stereo speaker volume is controlled with a dc voltage applied to the volume control terminal offering a range of gain from –40 dB to 36 dB. Line outputs, for driving external headphone amplifier inputs, are also dc voltage controlled with a range of gain from –56 dB to 20 dB. An integrated 5-V regulated supply is provided for powering an external headphone amplifier. PVCC 10 µF 10 nF Cbs Cs 0.1 µF Cs 10 µF PVCC Cs 0.1 µF C... |
Texas Instruments |
3-W Stereo Class-D Audio Power Amplifier The TPA3003D2 is a 3-W (per channel) efficient, Class-D audio amplifier for driving bridged-tied stereo speakers. The TPA3003D2 can drive stereo speakers as low as 8 Ω. The high efficiency of the TPA3003D2 eliminates the need for external heatsinks when playing music. Stereo speaker volume is controlled with a dc voltage applied to the volume control terminal offering a range of gain from –40 dB to 36 dB. PVCC 10 µF 10 nF Cbs Cs 0.1 µF Cs 10 µF PVCC Cs 0.1 µF Cs 10 nF Cbs BSRN PVCCR PVCCR ROUTN ROUTN PGNDR PGNDR ROUTP ROUTP PVCCR PVCCR BSRP SYSTEM CONTROL RINN RINP LINP LINN VOLUME Crinn Crinp 1 µF 1 µF C2p5 Clinp 1 µF 1 µF Clinn 1 µF SD RINN RINP V2P5 LINP LINN AVDDREF VREF AGND A... |
Texas Instruments |
12-W STEREO CLASS-D AUDIO POWER AMPLIFIER The TPA3004D2 is a 12-W (per channel) efficient, Class-D audio amplifier for driving bridged-tied stereo speakers. The TPA3004D2 can drive stereo speakers as low as 4 Ω. The high efficiency of the TPA3004D2 eliminates the need for external heatsinks when playing music. Stereo speaker volume is controlled with a dc voltage applied to the volume control terminal offering a range of gain from -40 dB to 36 dB. Line outputs, for driving external headphone amplifier inputs, are also dc voltage controlled with a range of gain from -56 dB to 20 dB. An integrated 5-V regulated supply is provided for powering an external headphone amplifier. PVCC 10 µF 10 nF Cbs Cs 0.1 µF Cs 10 µF PVCC Cs 0.1 µF ... |
Texas Instruments |
6-W STEREO CLASS-D AUDIO POWER AMPLIFIER The TPA3005D2 is a 6-W (per channel) efficient, Class-D audio amplifier for driving bridged-tied stereo speakers. The TPA3005D2 can drive stereo speakers as low as 8 Ω. The high efficiency of the TPA3005D2 eliminates the need for external heatsinks when playing music. The gain of the amplifier is controlled by two gain select pins. The gain selections are 15.3, 21.2, 27.2, and 31.8 dB. The outputs are fully protected against shorts to GND, VCC, and output-to-output shorts. Thermal protection ensures the maximum junction temperature is not exceeded. PVCC 10 µF 220 nF 0.1 µF 10 µF PVCC 0.1 µF 220 nF BSRN PVCCR PVCCR ROUTN ROUTN PGNDR PGNDR ROUTP ROUTP PVCCR PVCCR BSRP Shutdown/Mute Con... |
Texas Instruments |
6.5-W MONO CLASS-D AUDIO POWER AMPLIFIER The TPA3007D1 is a 6.5-W mono bridge-tied load (BTL) class-D audio power amplifier with high efficiency, eliminating the need for heat sinks. The TPA3007D1 can drive 8-Ω speakers with only a ferrite bead filter required to reduce EMI. The gain of the amplifier is controlled by two input terminals, GAIN1 and GAIN0. This allows the amplifier to be configured for a gain of 12, 18, 23.6, and 36 dB. The differential input stage provides high common mode rejection and improved power supply rejection. The amplifier also includes "de-pop" circuitry to reduce the amount of pop at power-up and when cycling SHUTDOWN. The TPA3007D1 is available in the 24-pin TSSOP package (PW) and does not require an ex... |
Texas Instruments |
10-W STEREO CLASS-D AUDIO POWER AMPLIFIER The TPA3008D2 is a 10-W (per channel) efficient, class-D audio amplifier for driving bridged-tied stereo speakers. The TPA3008D2 can drive stereo speakers as low as 8 Ω. The high efficiency of the TPA3008D2 eliminates the need for external heatsinks when playing music. The gain of the amplifier is controlled by two gain select pins. The gain selections are 15.3, 21.2, 27.2, and 31.8 dB. The outputs are fully protected against shorts to GND, VCC, and output-to-output shorts. A fault terminal allows short-circuit fault reporting and automatic recovery. Thermal protection ensures that the maximum junction temperature is not exceeded. PVCC 10 µF 220 nF 0.1 µF 10 µF PVCC 0.1 µF 220 nF BSRN... |
Texas Instruments |
350-mW MONO AUDIO POWER AMPLIFIER The TPA301 is a bridge-tied load (BTL) audio power amplifier developed especially for low-voltage applications where internal speakers are required. Operating with a 3.3-V supply, the TPA301 can deliver 250-mW of continuous power into a BTL 8-Ω load at less than 1% THD+N throughout voice band frequencies. Although this device is characterized out to 20 kHz, its operation was optimized for narrower band applications such as cellular communications. The BTL configuration eliminates the need for external coupling capacitors on the output in most applications, which is particularly important for small battery-powered equipment. This device features a shutdown mode for power-sensitive application... |
Texas Instruments |
300-mW STEREO AUDIO POWER AMPLIFIER The TPA302 is a stereo audio power amplifier capable of delivering 250 mW of continuous average power into an 8-Ω load at less than 0.06% THD+N from a 5-V power supply or up to 300 mW at 1% THD+N. The TPA302 has high current outputs for driving small unpowered speakers at 8 Ω or headphones at 32 Ω. For headphone applications driving 32-Ω loads, the TPA302 delivers 60 mW of continuous average power at less than 0.06% THD+N. The amplifier features a shutdown function for power-sensitive applications as well as internal thermal and short-circuit protection. The amplifier is available in an 8-pin SOIC (D) package that reduces board space and facilitates automated assembly. TYPICAL APPLICATION C... |
Texas Instruments |
20-W STEREO CLASS-D AUDIO POWER AMPLIFIER The TPA3100D2 is a 20-W (per channel) efficient, Class-D audio power amplifier for driving bridged-tied stereo speakers. The TPA3100D2 can drive stereo speakers as low as 4 Ω. The high efficiency of the TPA3100D2, 92%, eliminates the need for an external heat sink when playing music. The gain of the amplifier is controlled by two gain select pins. The gain selections are 20, 26, 32, 36 dB. The outputs are fully protected against shorts to GND, VCC, and output-to-output shorts with an auto recovery feature and monitor output. TV Audio Processor 1 mF 1 mF 1 mF 1 mF Shutdown Control Mute Control Gain Select Sync Control Fault Flag 10 V to 26 V Simplified Application Circuit TPA3100D2 RINP... |
Texas Instruments |
20-W STEREO CLASS-D AUDIO POWER AMPLIFIER The TPA3100D2 is a 20-W per channel, efficient, class-D audio power amplifier for driving bridged-tied stereo speakers. The TPA3100D2 can drive stereo speakers as low as 4 Ω. The high efficiency of the TPA3100D2, 92%, eliminates the need for an external heat sink when playing music. The gain of the amplifier is controlled by two gain select pins. The gain selections are 20 dB, 26 dB, 32 dB, or 36 dB. The outputs are fully protected against shorts to GND, VCC, and output-to-output shorts with an auto-recovery feature and monitor output. TV Audio Processor 1 mF 1 mF 1 mF 1 mF Shutdown Control Mute Control Gain Select Sync Control Fault Flag 10 V to 26 V Simplified Application C... |
Texas Instruments |
10-W STEREO CLASS-D AUDIO POWER AMPLIFIER The TPA3101D2 is a 10-W (per channel) efficient, Class-D audio power amplifier for driving bridged-tied stereo speakers. The TPA3101D2 can drive stereo speakers as low as 4 Ω. The high efficiency of the TPA3101D2, 87%, eliminates the need for an external heat sink when playing music. The gain of the amplifier is controlled by two gain select pins. The gain selections are 20, 26, 32, 36 dB. The outputs are fully protected against shorts to GND, VCC, and output-to-output shorts with an auto recovery feature and monitor output. TV Audio Processor 1 mF 1 mF 1 mF 1 mF Shutdown Control Mute Control Gain Select Sync Control Fault Flag 10 V to 26 V Simplified Application Circuit TPA3101D2 RINP... |
Texas Instruments |
40-W MONO CLASS-D AUDIO POWER AMPLIFIER The TPA3106D1 is a 40-W efficient, Class-D audio power amplifier for driving bridged-tied stereo speakers. The TPA3106D1 can drive stereo speakers as low as 4Ω. The high efficiency, ~92%, of the TPA3106D1 eliminates the need for an external heat sink when playing music. The gain of the amplifier is controlled by two gain select pins. The gain selections are 20, 26, 32, 36 dB. The outputs are fully protected against shorts to GND, VCC, and output-to-output shorts with an auto recovery feature and monitor output. 1 Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments semiconductor products and disclaimers th... |
Texas Instruments |
15-W STEREO CLASS-D AUDIO POWER AMPLIFIER The TPA3107D2 is a 15-W (per channel) efficient, Class-D audio power amplifier for driving bridged-tied stereo speakers. The TPA3107D2 can drive stereo speakers as low as 6 Ω. The high efficiency of the TPA3107D2, 87%, eliminates the need for an external heat sink when playing music. The gain of the amplifier is controlled by two gain select pins. The gain selections are 20, 26, 32, 36 dB. The outputs are fully protected against shorts to GND, VCC, and output-to-output shorts with an auto recovery feature and monitor output. TV Audio Processor 1 mF 1 mF 1 mF 1 mF Shutdown Control Mute Control Gain Select Sync Control Fault Flag 10 V to 26 V Simplified Application Circuit TPA3107D2 RINP... |
Texas Instruments |
15-W Fil ter-Free Stereo Class-D Audio Power Amplifier The TPA3110D2 is a 15-W (per channel) efficient, Class-D audio power amplifier for driving bridged-tied stereo speakers. Advanced EMI Suppression Technology enables the use of inexpensive ferrite bead filters at the outputs while meeting EMC requirements. SpeakerGuard™ speaker protection circuitry includes an adjustable power limiter and a DC detection circuit. The adjustable power limiter allows the user to set a "virtual" voltage rail lower than the chip supply to limit the amount of current through the speaker. The DC detect circuit measures the frequency and amplitude of the PWM signal and shuts off the output stage if the input capacitors are damaged or shorts exist on the inputs. The T... |
Texas Instruments |
15-W Filter-Free Stereo Class-D Audio Power Amplifier The TPA3110D2-Q1 is a 15-W (per channel) efficient, Class-D audio power amplifier for driving bridged-tied stereo speakers. Advanced EMI suppression technology enables the use of inexpensive ferrite bead filters at the outputs while meeting EMC requirements. SpeakerGuard protection circuitry includes an adjustable power limiter and a DC detection circuit. The adjustable power limiter allows the user to set a virtual voltage rail lower than the chip supply to limit the amount of current through the speaker. The DC detect circuit measures the frequency and amplitude of the PWM signal and shuts off the output stage if the input capacitors are damaged or shorts exist on the inputs. The TPA3110D2... |