Electrical Engineering Questions, Problems & Solutions : TransWikia.com ~ Page 37

Driving 5V powered relay module from 3V3 powered microcontroller

What I'm trying to do This question is about the use of any 3V3 supply microcontroller to drive 5V powered relay modules which are available from many suppliers. I have...

Asked on 10/29/2021 by Mauker

2 answer

Do I need OD/OC/OV Protection for Small LiPo Batteries with a Protection PCB already?

I'm building a small design that is designed to only take smaller LiPo packs, those that often terminate in a JST PH 2.0 connector with example below: ...

Asked on 10/29/2021

1 answer

Zener Diode Reverse Current

I have this - Zener Diode - 12V Reverse Voltage On the table 8, I can see the ranges for the 12V reverse voltage is between 11.4V...

Asked on 10/29/2021

3 answer

Two different ways to open a project in IDE's for MCUs

I am using following 3 different IDE's for ARM based MCU's.TI's CCSST's CubeIDEIAR's WorkbenchI have to move the entire projects which...

Asked on 10/29/2021 by homecloud

1 answer

How does load resistance affect RC low pass filter?

I am building a low pass filter. This is the equation I'm using to calculate what frequencies I want to pass though, but I have a couple questions on details....

Asked on 10/29/2021

3 answer

Is it possible to charge a laptop with a DC-DC converter using a 12V deep cycle battery

Am just curious if I can use a DC-DC converter and 12v deep cycle battery to power a laptop directly....

Asked on 10/29/2021 by John Zenith

2 answer

How to choose TVS/ ESD for sensitive application?

I am using ad8232 ECG with 3 electrode configuration, Editedad8232 used schematic I need to protect circuit from any voltage more than 5V,...

Asked on 10/29/2021 by kobi89

1 answer

Non-shorting SPDT switch using MOSFETs

My goal is to design a circuit using MOSFETs that would switch 12V power to one of the two high-current loads, using high-side switching. Control is done by a 3.3V...

Asked on 10/29/2021

1 answer

Microcontroller Current Consumption when different internal and external clock modules are used simultaneously

I am using this Microcontroller - S32K142 64 pin. From the Figure 4 in this Application Note, We can see there are 4 clock...

Asked on 10/29/2021

1 answer

What's the device - S4L85H1X01 IC by Samsung?

I found S4L85H1X01 IC by Samsung in HP PSC 1310 (Q5763A) inkjet printer / scanner and can not obtain proper datasheet. What's that device? It's in TSSOP-20 package....

Asked on 10/29/2021

0 answer

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