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  • TPA3255: TPA3288 schematic

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    Part Number: TPA3255 Hi TI Team, Please help check whether the TPA3288 schematic diagram below is reasonable.
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  • RE: TPA3255: TPA3255: Same issue: Premature Clipping and limited output power

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    It was a problem with where I set my limiter. Seems to be working to spec now though I'm disappointed with the 20 Hz performance but that seems to be in line with the data sheet. Even with 9000 uF of bulk power supply capacitance it can't hold up…
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  • TPA3255: Power limitation of TPA3255

    Resolved
    Part Number: TPA3255 Other Parts Discussed in Thread: TPA325 , TEST Hi team, Glad to reach out to you. Hope everything well. There are some confusion about TPA3255 from my side. 1. If TPA3255 is used to drive 100W 4ohm speaker, is there any solutions to…
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  • TPA3255: TPA3255 no output

    Resolved
    Part Number: TPA3255 Other Parts Discussed in Thread: TEST , Hello, finally our board is ready to test. But we cannot get any output from the TPA3255. One question is: M1 and M2 should read high level on min. 1.9V input. So we decided to set them with…
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  • TPA3255: Overcurrent Limit Protection (Ioc) in PBTL mode

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    Part Number: TPA3255 Hello, We are using a TPA3255 Class D Amplifier in PBTL mode. PVDD is set to 50.0 V and is supplied from a 700 W DC power supply. Regarding Ioc specifications: Resistor - programmable, nominal peak current in 1 Ohm load, Rocp = 22…
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  • TPA3255: Class D Audio Amp output clipping and device reliability

    Resolved
    Part Number: TPA3255 Hello, We are using a TI TPA3255 in a new design. We are running this device with a 50.0 VDC PVDD power supply. PVDD spec for 4 Ohm load: 51.0 V typ, 53.5 V max. In this application, the device is configured in PBTL mode with a 2…
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  • TPA3255: LC filter design for high frequency applicaiton

    Part Number: TPA3255 Hello, I am currently using the TPA3255 class D power amplifier in a design. The part is configured in BTL output configuration, and the LC filter network is a common mode topology. For my application the load is purely resistive…
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  • TPA3255-Q1: Efficiency And Other Component Options

    Resolved
    Part Number: TPA3255-Q1 Other Parts Discussed in Thread: TPA3255 1) From my measurements the TPA3255-Q1 itself uses ~6 Watts while running. Are there ways I can decrease the power the chip uses to make it more efficient? It uses 6 Watts whether or not it…
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  • TPA3255: Power Amp Failure

    Part Number: TPA3255 Other Parts Discussed in Thread: TEST I've been working on an amp for a powered speaker using the TPA3255. I have it configured in 2xBTL mode, one output for the woofer and one for the tweeter. We are limiting the outputs using a…

  • TPA3255: Unstable behavior

    Part Number: TPA3255 Hi, Customer is encountering problem with the IC, please see details below. " I am using an dual channel audio amp with the TPA3255 chip. The product is this: https://de.aliexpress.com/item/4000436967601.html I am using 48V 600W…

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