laporan praktikum comparator
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LAPORAN PRAKTIKUM
LABORATORIUM ELETRONIKA ANALOG 2
SEMESTER III TH 2015/2016
JUDUL
COMPARATOR
GRUP
4 ( EMPAT)
S1-TERAPAN
PROGRAM STUDI BROADBAND MULTIMEDIA
JURUSAN TEKNIK ELEKTRO
POLITEKNIK NEGERI JAKARTA
2015
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PEMBUAT LAPORAN: ASRIMAYANTI PANGGABEAN
NAMA PRAKTIKAN : 1. NABILA SHAFFA BESTARI
2. ULIMA LARISA SYAFWI
. !AHRA JIHAD PUTRI
TGL. SELESAI PRAKTIKUM : 16 NO"EMBER 2015
TGL. PENYERAHAN LAPORAN: 0 NO"EMBER 2015
N I L A I : . . . . . . . . . .
KETERANGAN : . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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DAFTAR ISI
I. TUJUAN PER#OBAAN...............................................................................................................$
II. DASAR TEORI.............................................................................................................................$
III. ALAT DAN BAHAN.....................................................................................................................6
I". LANGKAH KERJA PER#OBAAN..............................................................................................6
". DATA HASIL PER#OBAAN........................................................................................................%
"I. ANALISA DAN PEMBAHASAN.............................................................................................. 11
"II. KESIMPULAN...........................................................................................................................11
"III. DAFTAR PUSTAKA..................................................................................................................12
I&. LAMPIRAN...............................................................................................................................1
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I. TUJUAN PERCOBAAN
1. D'(') *+*','* *('') '3 43'' ('4' (+'7 '*(89+ 4'8'*
(+'' +)
II. DASAR TEORI
1. K*('')
K*('') '4'8', 7+', '(8'7 '3'' (+3') (+'7'8 '3
*'*( *+4+)+7 7+8'*' +)'3 ;') )+)+). M+4+)+7 +8+*+ ()+7'8
8 7+(+) '3 4). I() P+*'8 =-> '4'8',
34 ('4' ()+7'8 8? 4' )+3'3' 7'8 () 4)+'(' ) () -
(+*'8 =@>.
G'*' 20-1 => *+ 4' ()+7'8 8 +8+*+
(+4+)+7. K+)' 3+8*'3 774' '4'8', +3')9 =->?)() *+ 4' (+3') *('') (+'7'8 ? ()+7 8 (+4+)+7
+8+*+ 4). G'33' 3+8*'3 ()
4' )() 4)
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+9++7 *+? 4' ,7)++77 ('4' 4' )3') )+4 4' *('
'8 (7)9 7+(+) '3 4). I() N-(+*'8
=@> )+,3 + (+*'3 )+3'3' 4 *'' '3' 4' )+3'3' )() '4'8',
*(' '8 ('4' (). P'4' 7'') ? 7'8 () 4)+'(' ('4' *'7'
(+*'8 =->.
Gambar 20.2 Efek gangguan pada komparator
Gambar 20.3. Pembanding dengan umpan balik positif untuk hysteresis
T4'' 4'7' 4' (+*'43 4+3' ,7)++77 4) =(7)9 =@> 8'
*'7**>? )+3'3' *(' '8 ('4' )+*'8 () -(+*'8 "UTP:
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VUTP=
Rf
R i+R f +Vou (!"#))
K+)' )+3'3' () *+8+, "UTP? +8'' =+3')9 =->
8' *'7**>. P'4' 7'') ? *(' '8 )+3'3' + )+*'8 *'7' -
(+*'8 "LTP '4'8',:
VLTP=
Rf
R i+R f ($Vou (!"#)
P'4' K*('') ) *+3', 4' )+3'3' *'7** +3')9 =-> +
)+3'3' *'7** (7)9 =@>? T+3'3' () ,'7 ) 4 ';', "LTP. I+') ',;' )() )4' 4(+3', 8+, 7+4) 7+ ('4' () 7+(+) '3
4)
2. #,'(20.#*('') T,+*+
. #*('') R1CK?R2C10K?RC51K?UICAD0
IV. LANGKAH KERJA PERCOBAAAN
P+'' 48'' 4+3' *+33'' '3'' *('') 7+'3' +).
1 I7)'8 ('(' )+*' (+'' 4 ('(' 4'7'
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2 P+7'
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H)3 )33+ () 4' '3'' )+7+) 4' )87 4'8'* )'+8 20-1 *+3'
('4' )+-)+ '3 +8+'.
% K+)' (+'' 7+8+7'? ')9' )*8 8' ';'8 4 '' ')'7 )
*+37)'8 4' )+' + 8'' 7 )*8 ) *+3', (+''
V. DATA HASIL PERCOBAAN
% T"&' 2.% Ko!*""o
T33+
P)
=VTP)
R2 C 10K
=VTP)
VUTP C3K
10K+3K =5> VLTP C
3K
10K+3K =-5>
C 1?15 " C -1?15 "
R C 51K
=VTP)
VUTP C3K
51K+3K =5> VLTP C
3K
51K+3K =-5>
C 0?2 " C -0?2 "
1. Gain = AVCVout
Vin C(4,5X0,2 )X4,2
(5X0,2 )X4,2 C3,78
4,2 C 0? K'8
2. Gain = AVCVout
Vin C(4,5 X0,2 ) X4,2
(5 X0,2 )X4,2 C3,78
4,2 C 0? K'8
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2 R2 = %K SIN , %KH-/V0 SOUT %
1 R1 = /%K SIN , %KH-/V0 SOUT %
VI. ANALISA DAN PEMBAHASAN
$.1 PEMBAHASAN
D' (+'' *('') '3 )+8', 48'' )' 4'(') *+3+)', ',;'
'3'' *('') '4'8', 7+', '3'' (+3') (+'7'8 '3 *'*(
*+4+)+7 7+8'*' +)'3 ;') )+)+). R'3'' *('') )+7+) '' *++''
() ' 4' )= 0>? 7+,33' *++'' ,'78 )() +.
U) *+3'3 (+3', '3 47+'' 8+, 3'33' *('') ?
,7)++77 43'' 7+'3' *(' '8 (7)9. H7)++77 +') ',;' )3')
+9++7 *+
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$.2 ANALISA
P'4' (+'' (+)'*' '3'' *('') 44'(')' 8' "TP ')
+(' 8' "UTP =U((+ T33+ P)> 4' 8' "LTP=L;+ T33+ P)>
4*'' 8' "UTP44'(')' 4+3' *+3'7*7' )() '3 4 @") =*'>
=(7)9 =@> 8' *'7**>? )+3'3' *(' '8 ('4' )+*'8 () -
(+*'8 "UTPC
Rf
R i+R f @") =*'>> 7+,33' ('4' 7'') R2 C 10K *'' 8'
"UTP'4'8', 1?15" 7+4'3' ('4' 7'') R C 51" *'' 8' "UTP'4'8', 0?2
". A' )+)'( 8' "LTP 44'(')' +)' )+3'3' () *+8+, "UTP?
+8'' =+3')9 =-> 8' *'7**>? *(' '8 )+3'3' +
)+*'8 *'7' -(+*'8 "LTP 7+,33 "LTP C
Rf
R i+R f =-") =*'> 7+,33'
('4' 7'') R2 C 10K *'' 8' "LTP'4'8', -1?15" 7+4'3' ('4' 7'') R C
51" *'' 8' "LTP'4'8', -0?2 ".
P'4' (+'' +4' '3'' *('') 44'(')' 3'*' 3+8*'3
('4' 7'') 8' ,'*')' ('4' '3'' ')' '3'' *('')
*+33'' R2 7++7' 10K. D' 3'*' 3+8*'3 '3 4,'78' =('4'
,'78 (+''> )' 4'(') *+8,') ',;' 3+8*'3 )() *+3)
3+8*'3 (). D*'' (' 3+8*'3 )() )+(') +'4' 4' *+3)
(' 3+8*'3 (). B+3)
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)+7+) 44'(')' ',;' 8' "OUT C = $?5 0?2 > $?2 C ?% " 7+4'3' "IN C
= 5 0?2 > $?2 C $?2 ". S+,33' (+3')'/3'' '4'8',Vout
Vin C 0? '8.
P'4' (+'' +)3' '3'' *('') 44'(')' 3'*' 3+8*'3
('4' 7'') 8' ,'*')' ('4' '3'' ')' '3'' *('')
*+33'' R 7++7' 51K. D' 3'*' 3+8*'3 '3 4,'78' =('4'
,'78 (+''> )' 4'(') *+8,') ',;' 3+8*'3 )() *+3)
3+8*'3 (). D*'' (' 3+8*'3 )() )+(') +'4' 4' *+3)
(' 3+8*'3 (). B+3)
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h http://mekahybrid.blogspot.co.id/2014/02/pengertian-dan-!ngsi-
komparator.htmlttp://aricha-arie"h.blogspot.co.id/2012/0#/prinsipker$a-
komparator.html
I3. LAMPIRAN
http://faricha-ariefzh.blogspot.co.id/2012/05/prinsipkerja-komparator.htmlhttp://faricha-ariefzh.blogspot.co.id/2012/05/prinsipkerja-komparator.htmlhttp://faricha-ariefzh.blogspot.co.id/2012/05/prinsipkerja-komparator.htmlhttp://faricha-ariefzh.blogspot.co.id/2012/05/prinsipkerja-komparator.htmlhttp://faricha-ariefzh.blogspot.co.id/2012/05/prinsipkerja-komparator.htmlhttp://faricha-ariefzh.blogspot.co.id/2012/05/prinsipkerja-komparator.html
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