4391598037

Resistor Color Codę

4 7 3    ±5%

4 Band

5 Band

4703

= 470 x10³ = 470 000 f)

= 470 kO± 5%

1st    2nd Brd

Band Band Band Multiplier Tolerance

473

= 47x10³ = 47 000 f!

= 47 kfi ± 5%

+T

Capacitor Identification

Common Capacitors

+

=10 x10³ = 1000 pF

Ceramic -¹ nF

Max. Voltage Capacitance Tolerance

Electrolytic

Color

Color

Black	| x10^a	□				Black
Brown	| x10^A	1		±1%		Brown
Red	| x10^A	□		±2%		Red
Orange	x10^A	□				Orange
Yellow	4 4 4 x10^A	4				Yellow
Green	| x10^A	1		±.50%		Green
Blue	| x10^A	U		±.25%		Blue
Uiolet	| x10^A	1		±.10%		Uiolet
Grey	q O D			±.05%		Grey
White	[ ^9 | [s ] [9]					White
Gold	x10^A	-1		±5%		Gold
Siluer	x10^A	-2		±10%		Silver

Capacitance Conuersion Table Microfarads (uF) Nanofarads ( nF)				Picofarads (pF)
0.000001 uF	=	0.001 nF	=	1 pF
0.00001 uF	=	0.01 nF	=	10 pF
0.0001 uF	=	0.1 nF	=	100 pF
0.001 uF	=	1 nF	=	1 000 pF
0.01 uF	=	10 nF	=	10 000 pF
0.1 uF	=	100 nF	=	100 000 pF
1 uF	=	1 000 nF	=	1 000 000 pF

Diodes and Transistors

+

Diodę

Regulators and 555 IC

LM7XXX Regulator

T0-220

Common Outputs

7805, 5V Regulator 7905, -5V Regulator

7812, 12V Regulator 7912, -12V Regulator

Basic Configuration

IN | 78XX OUT

GND OUT

E

GND

OUT

GND

Anodę

(A)

Cathode (K)

Schematic

Symbol

Light Emitting Diodę (LED)

Bipolar Junction Transistor (BJT)

Refer to part datasheet as pinouts may vary per manufacturer.

NPN

PNP

BJT Schematic Symbols

555 IC Pinout

8 Pin DIP

Ground 1 Trigger 2 Output 3 Reset 4

L		J
L	555Timer	J
L		J
L		J

8 Vcc 7 Discharge 6 Threshold 5 Control

Common Components

+

Anodę (A)

Cathode

(K)

*

A    -* _K

Schematic

Symbol

TO-92

TO-92

TO-92

C B E

NPN

2N3903

2N2222

PNP

2N3906

2N2907

E B C

NPN

BC546

PNP

BC556

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