Skip to main content
Rennex's user avatar
Rennex's user avatar
Rennex's user avatar
Rennex
  • Member for 9 years, 8 months
  • Last seen more than a month ago
6 votes
Accepted

LDO vs switching regulator

3 votes

What is the collector-emitter resistance of NPN Transistor?

3 votes
Accepted

Last resort debug: Voltage limiter

3 votes
Accepted

Where to put freewheeling diode in relay circuit?

3 votes

Best way to wirelessly transmit and receive data

3 votes

Finding transfer function of this RL circuit

2 votes

No response from AVR microprocessor while programming

2 votes
Accepted

Can I use 2uF or 10uF capacitor instead of a 1uF with the LP2951 voltage regulator?

2 votes

Boost regulator from 3V to 14V; then two LDO to make a +5/-5 power supply?

2 votes

Oscillation between the inverting input and output of opamp

1 vote

Can my 3.2V LiFePo4 battery power my cell phone through the cell phone's micro USB port?

1 vote
Accepted

High-side switch for 5V load

1 vote

Is it OK to use switching regulators to charge mobile phones (and such)?

1 vote

Bi-Directional Rheostat/Potentiometer

1 vote
Accepted

Generating a variable DC signal with PWM

1 vote

Can someone explain what each pin does on an LM3914 dot/bar graph chip?

1 vote

Pulse Detection

1 vote
Accepted

Help with a RF receiver circuit

1 vote

How to do Mesh Analysis with Current Sources?

1 vote

Clock / timer activated 2 second voltage timer for wiper motor project

0 votes

What is the best way to get the phase between noisy signals

0 votes
Accepted

Full wave doubler difference and connection of neutral and phase

0 votes

Repair automatic perfume dispenser

0 votes

Battery-Operated Mobile Charger

0 votes
Accepted

Power, Voltage, Current Supplies

0 votes
Accepted

Relay - capacitive Load ( 2.5 F )

0 votes

7809 Linear Voltage Regulator Outputs in Series