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  • TPA2028D1: For the TPA2028D1 in its default configuration, what is the transient supply current needed to drive a 4-ohm speaker to 2.5W?

    Part Number: TPA2028D1 Other Parts Discussed in Thread: TLV320AIC3101 Hello, I am encountering an issue with high transient currents when using the TPA2028D1 to drive a 2.5W speaker, and I would appreciate some analysis. System Setup…

  • TPA2028D1: Dynamic Range Compression (DRC) for 150 ohm load

    Part Number: TPA2028D1 I am looking at TPA2028, the class D DRC IC. The project I am working on is: input is voice signal amplitude range from 0.3VPP to 5.5V VPP with DC offset 0V, frequency range from 80Hz to 3KHz. Output needs to be voice signal amplitude…
    • Answered

  • TPA2028D1: Can the EN pin be left floating

    Resolved
    Part Number: TPA2028D1 Hello. It's not stated in the datasheet if the EN pin can be left floating for an "always enabled" application. I don't have a dev kit to test. I would appreciate an answer as this is the only BGA component on our board, and the…
    • Resolved

  • TPA2028D1: TLV320AIC3101 and TPA2028D1YZF Review Application

    Part Number: TPA2028D1 Other Parts Discussed in Thread: TLV320AIC3101 Tool/software: Hi , My product uses codec TLV320AIC3101 and OA TPA2028D1YZF to drive 4-ohm speakers with power ranging from 2.5W to 3W. I have completed the schematic design. I noticed…
    • Answered

  • TPA2028D1: Back to default configuration unexpectedly.

    Resolved
    Part Number: TPA2028D1 Tool/software: We utilize the TPA2028D1 as the SPK AMP, and the normal settings are as follows: ``` i2cset -y -f 2 0x58 0x01 0xC3 w i2cset -y -f 2 0x58 0x02 0x3F w i2cset -y -f 2 0x58 0x03 0x02 w i2cset -y -f 2 0x58 0x04 0x18…
    • Resolved

  • TPA2028D1: Status of OUT+ and OUT- when enable is set to 0

    TI Thinks Resolved
    Part Number: TPA2028D1 Tool/software: Hello support community! We are trying to understand the state of OUT+ and OUT- when EN is set to 0. The datasheet mentions that OUT+ and OUT- will have 2 kohm impedance. Is this impedance with respect to GND or…

  • TPA2028D1: similar function as the TPA2028D1 but with EVM

    TI Thinks Resolved
    Part Number: TPA2028D1 Other Parts Discussed in Thread: TPA2016D2 Hi team, Do you have similar function as the TPA2028D1 but with EVM and meet below requirement? Main requirement is DRC configured to protect the Steps (when compression is used) speaker…
    • Answered

  • TPA2028D1: How to Set Limiter Power Level Above 2W (e.g., 2.3W for 4Ω Speaker)?

    Resolved
    Part Number: TPA2028D1 Tool/software: Hello, I’m working on a project using the Smart AMP TPA2028D1 , and I have a speaker with 4Ω impedance . I would like to set the Limiter Power Level to 2.3W , since that is the desired maximum power output for…
    • Resolved
    • Answered

  • TPA2028D1: how to I control TPA2028D1 volume control??

    Resolved
    Part Number: TPA2028D1 Hello I am Luis Let me ask a question. I have a question TPA2028D1 volume control [test circuit] input 1kHz sinewave to IN+, IN- and attach RC filter(R-1kohm, -4.7nF) to OUT+, OUT - and input signal 1kHz sinewave and…
    • Resolved

  • TPA2028D1: spec check

    TI Thinks Resolved
    Part Number: TPA2028D1 Hi Can I use TPA2028 for both products? One set of speakers is connected to 2W/4Ω (set Max.<2.5W) The other group is connected to the speaker 1W/7Ω (set Max.<0.02W)

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