??? 12/31/05 11:31 Read: times |
#106259 - capacitor postions Responding to: ???'s previous message |
hello erik
I have 0.1uf capacitors near vcc pin and two more near resistor networks i am using three 10kohm resistor network and all these are having seperate 0.1uf capacitor at the common vcc pin. and why not electrolytic capacitors my board is having 22uf capactor at power input pin even i tested to give 5V from smps of computer. then also i got problem with lcd display unwanted random characters are being displayed on it. bye and happy new year little year |
Topic | Author | Date |
2 power supply problems | 01/01/70 00:00 | |
Experts are in Christmas holidays.. | 01/01/70 00:00 | |
low pwr chips | 01/01/70 00:00 | |
Improved '51 | 01/01/70 00:00 | |
Re:low pwr chips | 01/01/70 00:00 | |
try first | 01/01/70 00:00 | |
LP2950CZ-5.0 is good one | 01/01/70 00:00 | |
Answers | 01/01/70 00:00 | |
thank u kai i am already having | 01/01/70 00:00 | |
Further questions | 01/01/70 00:00 | |
The often overlooked fact is that "power | 01/01/70 00:00 | |
i have used 3300uf storage cap | 01/01/70 00:00 | |
posts in gobbelygook | 01/01/70 00:00 | |
i was not aware | 01/01/70 00:00 | |
why should I try to decipher what you | 01/01/70 00:00 | |
capacitor postions | 01/01/70 00:00 | |
you need 10-100nF directly (less![]() | 01/01/70 00:00 | |
It's the neglectin of solid ground plane | 01/01/70 00:00 | |
thank you kai i will try with solid gnd | 01/01/70 00:00 | |
Directly underneath the signal traces | 01/01/70 00:00 | |
a suggestion | 01/01/70 00:00 | |
Simple Switchers LM2575 | 01/01/70 00:00 |