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  1. What is the difference between TO-3 and TO-204AA packaging?

    Nov 1, 2020 · I am trying to build a circuit for a power amplifier and TO-204AA is the packaging used in the circuit diagram. KiCad does not have TO-204AA but it has TO-3. Looking at the image below you …

  2. power dissipation - TO-220 vs TO-3 advantages/disadvantages ...

    Jan 18, 2024 · Simple Question: What are the advantages and disadvantages of TO-220 package vs TO-3 package in different applications/power requirements? Is there a best route?

  3. What happened to the TO-3 package? - Electrical Engineering Stack …

    Aug 8, 2013 · Also, TO-3 has a fairly unfavourable geometry for placing the silicon inside the package. The amount of silicon die that fits inside is very small considering the package footprint and the …

  4. newbie confused with PCB designing a TO3 transistor

    Jul 28, 2015 · hi guys im a first year electronics student with no background on PCB designing or anything and im confused on how to connect this collectors of a to3 transistor into the capacitor …

  5. Is this the right way to mount a 2N3055 or any TO-3 form on a heat-sink?

    TO-3 devices are typically mounted on the inside of any enclosing heat sink, rather than the outside. The way you have mounted it would prevent the part from being soldered directly onto a PCB. Also, there …

  6. Is there an adapter for a TO-220 part to go into a TO-3

    Installing a TO220 into a TO3 design is simple with a different size fastener for a smaller hole size and 5 in-lb max torque until you get into thermal design ( essential for any EE to learn) This biggest issue is …

  7. How convert a 3.3 V PWM signal to a 5 V PWM signal?

    Mar 21, 2017 · I want to drive an array of LEDs with a transistor, no more than 240 mA. I'm dimming them with PWM. It works fine with 5 V PWM but I'm having problems with a 3.3 V uc because with …

  8. ac - Single-phase to 3-phase conversion - Electrical Engineering Stack ...

    I have seen some boxes (with some capacitor circuits inside) which do single-phase power supply to 3-phase power supply conversion. The problem with them is that they cause the load motor to heat up,

  9. microcontroller - Stepping down automotive 12V to logic 3.3V ...

    Nov 13, 2022 · I'm building a kind of CAN bus IO module with an ESP32. This module will control the taillights of my electric conversion project. What is a robust (reverse polarity protection, overvoltage …

  10. How can I translate logic signals from 5 V to 3.3 V?

    Sep 21, 2023 · I have a range of data signals and clock signals that I want to translate down from approximately 5 V to the 3.3 V range. Is there an IC available to perform this task? The various …