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Questions tagged [voltage-regulator]

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A voltage regulator is an analog circuit that produces a stable output voltage that doesn't vary with input voltage or load changes. Switching regulators are much more efficient than linear ones.

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This is from an IP camera PTZ (KKMOON). It has 5 pins and says: "FA2J6K". It has the following voltages: I.A says it could be: "xc6221" but pin out are wrong. Also "RT9092&...
Panamanian's user avatar
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I want help to find this component, I searched in the internet but nothing helps, beside in the board pinouts are : pin 1 and pin 3 connected together with fuse pin 2 not connected pin 4 connected ...
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1 answer
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I made this PCB and would like to hear recommendations on what you think about it. It's my first PCB, and though I had some coaching, I have to put it together in just 2 days thanks to university. I ...
Vicente Carbone's user avatar
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1 answer
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I tried to simulate a voltage regulator with PID contol using LTspice, but not sure of the output.
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First time designing an LDO, and also first time posting here, sorry for any mistakes. Transient also drops to 2.48 V and overshoots to 2.52 V. Output is supposed to be 2.5 V, with 2.7 V to 4.2 V ...
rajpreet singh's user avatar
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1 answer
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I have several question on this project: Should base resistors be used on the 2N3055 array to limit base current?(see figure1). Should each 2N3055 be driven by a TIP35C (Q8), or just one for the ...
mike's user avatar
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0 answers
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I have an electronics project "Gas leakage alarm", it should detect dangerous gas using a sensor (MQ-2 gas sensor) that outputs a corresponding analog voltage signal to an amplifier that ...
Sarah Bader's user avatar
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3 answers
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This is a follow- up question from this question. So, I made a circuit of variable power supply using IC LM358. In circuit 1, With a reference value using voltage divider, it gives output of 50% of ...
Rajesh R's user avatar
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2 answers
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I’m looking for some feedback on my wiring and overall design. I’m self-taught, so I’m still learning and want to make sure I’m not overlooking anything. This project will be installed in a vehicle ...
Mitchell's user avatar
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5 answers
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I have an LDO SGM2212-3.3v fixed output. In the datasheet there is written to use as input and output caps 2.2uF or bigger ceramic X7R or X5R caps. I have a 100nF ±10% 50V Ceramic Capacitor X7R ...
Luigi's user avatar
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2 answers
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I am looking for a simple way to build a 12V power supply with a 4A peak current for a diy audio amplifier. I want it to have an overcurrent and over-temperature protection. I was thinking about using ...
Index's user avatar
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2 votes
1 answer
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I am not an electronic engineer, I am just hobbyist. I want to output the final 3.3V output of TPS62827ADMQR when it reaches 3.3V properly. I used the AO3401A for this purpose. I want to verify that ...
yukinpl's user avatar
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2 votes
2 answers
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I'm designing a simple circuit to power an MCU at 3.3V. Expected current 10-50mA. My schematic is below. Can you provide any feedback or suggestions? The PWR is ...
SRobertJames's user avatar
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4 answers
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I'm using the following circuit to generate a triangular wave. My question is, can I continue with this or do I need to rectify it to compare with my error voltage? I would be grateful for any ...
D.J.D's user avatar
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1 vote
2 answers
334 views

This circuit steps 14.5 V down to 5 V. Can you explain, step by step, how this voltage conversion is achieved? Thanks.
Priya's user avatar
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