CIRCUITSJanelle Yong

SACNAS Community DayOctober 29, 2011

OHM’S LAW V= voltage [Volts V] I = current [Amps A] R = resistance [Ohms Ω]

VI R

SYMBOLS Voltage

Resistor

Current (no actual symbol)

Capacitance

LED

Ground

5 A

SERIES & PARALLEL CIRCUITS Series R = R1 + R2

Parallel 1/R = 1/R1 + 1/R2

R1

R2

R1 R2

RESISTORS

INTEGRATED CIRCUIT (IC): 4011

NODES Where two or

more components (resistors, capacitors, LEDs, IC pins) meet

BREADBOARDS Each piece is not

connected Power and Ground in

COLUMNS Insert circuit in the

middle as ROWS Everything is electrically

connected (node) in either row or column

WIRES 9V

CIRCUIT

GROUND

POWER

LED FLASHER CIRCUIT

U1A and U1B: 4011 U2:

4017