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General Q&A about the design and function of electronic systems, electric power systems and infrastructure, their theory, and tools specific to those fields. Read these guidelines before posting.

47 posts · Subscribe
Activity Age Score Lottery
60%
+1 −0
Design considerations when using a wireless charging battery pack

1 answer  ·  last activity 1 day ago by ‭Olin Lathrop‭

battery
60%
+1 −0
What is the significance of push-pull and open drain controls in circuits?

2 answers  ·  last activity 1 day ago by ‭DrBearEE‭

open-drain push-pull
60%
+1 −0
How do I design a boost converter? What are the basics I should know?

1 answer  ·  last activity 2 days ago by ‭Andy aka‭

boost-converter
60%
+1 −0
Design rules for oamp bootstrap

1 answer  ·  last activity 9 days ago by ‭Olin Lathrop‭

oamp
60%
+1 −0
Is there a mathematical process resembling the terms "digital"/"discrete" and "analog"/"continuous"?

2 answers  ·  last activity 10 days ago by ‭Olin Lathrop‭

terminology
60%
+1 −0
Antenna Feed Line Question

1 answer  ·  last activity 13 days ago by ‭Olin Lathrop‭

Antenna RF
50%
+0 −0
MAX809's Irregularity Depending on Load

1 answer  ·  last activity 14 days ago by ‭timelyfiasco‭

IC
60%
+1 −0
Doubt regarding loading.

1 answer  ·  last activity 19 days ago by ‭Olin Lathrop‭

load loading-effect
60%
+1 −0
Pi-Filter for EMC

2 answers  ·  last activity 20 days ago by ‭Lundin‭

EMC Pi-Filter
50%
+0 −0
LC Filter and Capacitor Considerations [closed]

0 answers  ·  last activity 21 days ago by ‭Olin Lathrop‭

Pi-Filter LC-network electrolytic-capacitor
50%
+0 −0
Current Flow in the OFF Time of a Switching Power Supply

1 answer  ·  last activity 22 days ago by ‭Olin Lathrop‭

capacitor smps buck
66%
+2 −0
LED with a parallel resistor

1 answer  ·  last activity 26 days ago by ‭Olin Lathrop‭

led-drive-circuit
66%
+2 −0
How come the registers in a micro are application specific?

3 answers  ·  last activity 26 days ago by ‭manassehkatz‭

microcontroller register
66%
+2 −0
Why RC toys still operate in 27Mhz band?

2 answers  ·  last activity 30 days ago by ‭Olin Lathrop‭

frequency
66%
+2 −0
Bypass Caps and High Frequency Current Return Path

1 answer  ·  last activity about 1 month ago by ‭Olin Lathrop‭

Analog alternating-current
66%
+2 −0
4-Layer PCB Routing Question

1 answer  ·  last activity about 1 month ago by ‭Olin Lathrop‭

Analog digital-logic-circuit PCB
57%
+2 −1
Constant Current Load Circuit with Op Amp

2 answers  ·  last activity about 1 month ago by ‭coquelicot‭

op-amp
60%
+1 −0
Complementary transistor pairs - what is the point ?

2 answers  ·  last activity about 1 month ago by ‭Olin Lathrop‭

transistor darlington
60%
+1 −0
Darlington or Sziklai configuration - why and when using complementary pairs?

1 answer  ·  last activity about 1 month ago by ‭Olin Lathrop‭

transistor darlington
66%
+2 −0
Amplifier compensation with added resistor across opamp input terminals

1 answer  ·  last activity about 2 months ago by ‭Olin Lathrop‭

Analog op-amp
66%
+2 −0
Driving LED with NPN transistor from I/O pin

4 answers  ·  last activity about 2 months ago by ‭coquelicot‭

led-drive-circuit transistor-switch
66%
+2 −0
How could a damaged wire in split-phase power delivery create these voltages?

3 answers  ·  last activity about 2 months ago by ‭Olin Lathrop‭

split-phase transformer alternating-current residential-power
77%
+5 −0
Should I connect signal reference and chassis ground in a battery powered application?

1 answer  ·  last activity about 2 months ago by ‭stinf‭

battery signal-reference chassis-ground
71%
+3 −0
Substituting multiple lower voltage resistors for a high voltage resistor.

1 answer  ·  last activity 2 months ago by ‭Olin Lathrop‭

high-voltage safety part-substitution
71%
+3 −0
Is it possible to use two zener diodes in series back to back to replace a diac?

2 answers  ·  last activity 2 months ago by ‭Dave Tweed‭

diode thyristor triac diac
66%
+2 −0
How to avoid shoot-through in MOSFET bridge drivers

1 answer  ·  last activity 2 months ago by ‭Andy aka‭

MOSFET H-Bridge Shoot-through
66%
+2 −0
How do I calculate and manipulate the inductance and capacitance of outputs to a connector on a PCB?

2 answers  ·  last activity 3 months ago by ‭Andy aka‭

boost-converter Analog LC-network output
66%
+2 −0
Digital circuit that squares a 4-bit input

1 answer  ·  last activity 3 months ago by ‭Olin Lathrop‭

digital-logic-circuit computer-arithmetic
60%
+1 −0
How do I design a flyback converter? What are the basics I should know?

1 answer  ·  last activity 3 months ago by ‭Andy aka‭

flyback-converter
71%
+3 −0
What benefit has a differential amplifier when measuring a sensor signal?

1 answer  ·  last activity 3 months ago by ‭Andy aka‭

differential-amplifier sensor
60%
+1 −0
Humming noise from a boost converter's inductor

2 answers  ·  last activity 3 months ago by ‭Olin Lathrop‭

power-supply
66%
+2 −0
Op-amp output error voltage

1 answer  ·  last activity 3 months ago by ‭Andy aka‭

op-amp errors output
66%
+2 −0
Switch-off time of relay with flyback diode

1 answer  ·  last activity 3 months ago by ‭Olin Lathrop‭

relay
71%
+3 −0
When to use RTOS?

1 answer  ·  last activity 3 months ago by ‭Olin Lathrop‭

microcontroller RTOS bare-metal-programming
81%
+7 −0
What is a bootloader, and how would I develop one?

1 answer  ·  last activity 3 months ago by ‭Olin Lathrop‭

microcontroller bootloader programming
71%
+3 −0
Electrolytic capacitor lifetime rating

1 answer  ·  last activity 3 months ago by ‭Andy aka‭

datasheet capacitor electrolytic-capacitor life-time
75%
+4 −0
How to access a hardware register from firmware?

1 answer  ·  last activity 3 months ago by ‭Lundin‭

microcontroller c embedded-systems
66%
+2 −0
Low loss impedance matching without a transformer

2 answers  ·  last activity 3 months ago by ‭Andy aka‭

LC-network impedance-matching
71%
+3 −0
Chokes, Beads and Inductors in Pi-filters

1 answer  ·  last activity 3 months ago by ‭Olin Lathrop‭

EMC Pi-Filter Analog
66%
+2 −0
Tools required to burn code in a quad flat microcontroller

1 answer  ·  last activity 3 months ago by ‭Olin Lathrop‭

microcontroller
71%
+3 −0
What are the most common causes of CAN bus communication errors?

1 answer  ·  last activity 3 months ago by ‭Lundin‭

can-bus baudrate termination
60%
+1 −0
Moving average that uses less memory?

2 answers  ·  last activity 3 months ago by ‭Andy aka‭

digital-filter
77%
+5 −0
How to calculate pullup resistor value for pushbutton?

1 answer  ·  last activity 3 months ago by ‭Olin Lathrop‭

pull-up-resistor
60%
+1 −0
Relationship between bode plot and pole zero diagram

1 answer  ·  last activity 3 months ago by ‭‮edoCfOtrA‭

pole-zero-diagram bode-plot rlc-filter
66%
+2 −0
What to check for when buying an electronic component or module?

2 answers  ·  last activity 3 months ago by ‭manassehkatz‭

component module reliability quality datasheet
66%
+2 −0
Driving relay, transistor keeps failing

1 answer  ·  last activity 3 months ago by ‭Olin Lathrop‭

relay
71%
+3 −0
Replacement power supply voltage and current ratings?

1 answer  ·  last activity 3 months ago by ‭Olin Lathrop‭

power-supply
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