Thursday, April 7, 2011

Sensor warna TCS230

TCS230 color sensor is a converter IC to the frequency of light colors. There are two main components of this IC makers, namely photodioda and current to frequency converters. Each color can be drawn from the basic colors. To light, color is the color of the basic constituent Red, Green and Blue, or better known as RGB (Red-Green-Blue).

Photodiode on IC TCS230 array arranged in a 8x8 configuration: 16 Photodiode for red menfilter, 16 Photodiode for the green filter, 16 Photodiode for the blue color filter, and unfiltered Photodiode 16. Photodiode groups which will be used can be arranged through the leg selector S2 and S3.
Sensor Warna TCS230

Thursday, November 25, 2010

measure the value of transistor

Transistors are among the main components in electronics. Transistors made of two germanium diodes are put together. Working voltage transistor with a diode is 0.6 volts.
 The transistor has three legs are:
• emitter (E)• BASE (B)• COLECTOR (C)

There are 2 types of transistors, namely:
1. PNP transistor (anode cathode anode / cathode leg held together) 

2. NPN transistor (cathode anode cathode / anode leg held together)
Example transistor: C 828, FCS 9014, FCS 9013, TIP 32, TIP 31, C5149, C5129, C5804, BU2520DF, BU2507DX, etc.



Symbols in the series: "Q", the symbol image below:


Determining Leg Transistor
  • Determining Leg Base
Play limit measure on ohmmeter X10 or X100.Suppose we call the foot transistor A, B, and C.When the probe is red / black => leg A and the other probe => 2 other foot alternately move the needle all and if reversed hubungnya position does not move then that's all legs BASIS.

  • Determining Leg Colector NPN
Play limit or measure on the ohmmeter X1K X10K.When the probe is red => B and probe foot black => feet C. Then leg A (base) and leg B is held by hand between the legs but do not get connected. When the needle moves a little means that the foot B foot COLECTOR.If the leg base and colector already known means that the foot of which is the emitter.

Measuring Transistor With Multitester

 Limits on the ohmmeter measuring X10 / X100
 

• PNP TRANSISTOR




• NPN TRANSISTOR

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