250 likes | 396 Views
ELECTRONICS. P.MUNIREDDY GOVT.H.S, SANTHIPURAM. BAND THEORY OF SOLIDS INTRINSIC and EXTRINSIC SEMICONDUCTORS JUNCTION DIODE –PROPERTIES AND USES TRANSISTORS –PROPERTIES AND USES RADIO and T.V -BASIC PRINCIPLES OF WORKING COMPUTER- BASIC PRINCIPLES OF WORKING.
E N D
ELECTRONICS P.MUNIREDDY GOVT.H.S, SANTHIPURAM
BAND THEORY OF SOLIDS INTRINSIC and EXTRINSIC SEMICONDUCTORS JUNCTION DIODE –PROPERTIES AND USES TRANSISTORS –PROPERTIES AND USES RADIO and T.V -BASIC PRINCIPLES OF WORKING COMPUTER- BASIC PRINCIPLES OF WORKING Topics in electronics
Insulator Conduction band Conductor Semiconductor Conduction band Conductionband EG 1 eV EG > 3 eV Valence band Valence band Valence band
Formationof hole Conduction Band Valence Band
Formation of holeMovement Conduction Band Valence Band
Charge carriers in semiconductors • P-type semiconductor • N-type semi conductor
Types of semi conductors P-type semi conductor N- Type semi conductor
P-type semiconductors Ge Ge Ge Ge Ge Ge Ga Ge Ge Ge
n-type semiconductors Ge Ge Ge Ge Ge Ge P Ge Ge Ge
Formation of p- n junction • P-type and n- type semiconductors • Recombination of electrons and holes during the formation of junction
Depletion region • P-n junction diode with depletion region
Structure of junction diode • P- n junction diode
TRANSISTORS – PROPERTIES and USES • Two types of junction transistors
RADIO and TELEVISION Basic principles of working • Radio broad casting and reception
Computer - basic principles of working • Black diagram of computer
C.P.U • In side and side c.p.u.
acknowledgement • 10th class text book • .www.users.bigpond.com • www.citycolligiate .com • www.tpub.com • www.bestanimation.com • www.fortunecity.com • www.k-12 solid state physics.com • WWW.K-12 physics.com