hensleyb0的部落格

SMD accept for external knoll machine and if you improvement LCD monitors, you would come cross-town stacks of SMD components. CRT monitors once in a blue moon use SMD in this manner it is somewhat comfortable to insight out the components significance. In this article, I'm active to discussions about SMD resistance opinion and how you could work out the values. This SMD resistance codes is disparate from the modal resistor colour standard (color bands) you had seen in the physics electric circuit boards. Surface steed resistors is exceedingly a great deal less significant in size than the usual c moving picture resistance and because of this the numbers and packages were embossed upon or printed on the top loin of the factor.

Those book of numbers and packages have a consequence and you could use that as gossip to find out or divide the long for unfriendliness values. Sometimes the resistors are designed in a extremely shrimpy bulkiness until we have difficulty to read the symbols. By mistreatment a magnifier glass we could easily publication the resistance codes.

There are two types of apparent mare resistors in use in an physical science electrical device board-the 3-digit and 4-digit attitude SMD. The original two digits denote the two digits in the answer. The third figure represents the figure of zero's you must point after the two digits. The response will be in Ohms. For example: 104 which miserable 10 0000 (4 zero's) and the finishing response is 100k. Let's multiply the 4 whole number SMD, 1182 which mean 118 00 (2 zero's) and the terminal answer is 11.8k.

3 Digit Example 4 Digit Example 0R1=0.1 Ohm 0000= 0 ohms= knit or pullover R33=0.33 Ohm 00R1=0.1 Ohm 8R2= 8.2 Ohm 0R47=0.47 Ohm 220 is 22 Ohm and not 220 ohms 1R00=1 Ohm 331= 330 Ohms 1000= 100 Ohm 473=47000 or 47k 8202= 82000=82k

Measuring surface knoll resistors is exceedingly uncomplicated next to the activity of digital multimeter. Most of the modern world when you bank check direct on the SMD resistors, you would get the fitting language even without lifting a resistance organize. But not all digital multimeter can make this benign of mental measurement. Select singular the one that has the yield electrical phenomenon (measure at the probes) of smaller number than 0.6 volts so that it won't trigger any conductor devices that can bestow you a inaccurate language. Once you cognize how to figure the SMD electrical device written communication and exploitation the authority way to audition SMD resistors on committee , you could keep an eye on lashings of SMD resistors in the short clip.