SOAL UJIAN MID SEMESTER
ELEKTRONIKA ANALOG OKTOBER 2012
(KUMPUL SELASA 23 OKTOBER 2012 JAM 12 WITA. KERTAS
A-4 TULIS TANGAN)
====================================================================
====================================================================
A.
Pilih soal
sesuai nomor daftar hadir.
1.
Jelaskan
struktur atom Germanium dan Silikon.
2.
Jelaskan dengan
gambar bagaimana menghasilkan semikonduktor tipe n.
3.
Jelaskan dengan
gambar bagaimana menghasilkan semikonduktor tipe p.
4.
Jelaskan
tentang karakteristik (kurva) Dioda.
5.
Jelaskan cara
kerja penyearah ½ gelombang.
6.
Jelaskan cara
kerja penyearah tap tengah.
7.
Jelaskan cara
kerja penyearah jembatan
8.
Jelaskan apa
fungsinya R, L dan C
9.
Bagaimana
menghitung nilai suatu resistor. Berikan contoh minimal 5.
10.
Jelaskan
bagaimana pengaruh frekuensi terhadap L dan C.
B. Pilih soal sesuai nomor daftar hadir.
1.
Penyearah
setengah gelombang dengan filter RC menghasilkan gelombang sbb:
Bila
diketahui tegangan efektif yang keluar dari rangkaian penyearah V, f I
rata-rata pada RL dan C, hitung tegangan output rata-rata dan harga
maksimum tegangan ripple.
2.
Penyearah
Gelombang penuh dengan filter RC menghasilkan gelombang sbb:
Bila diketahui
Tegangan maksimum yang keluar dari rangkaian penyearah Vm, f , R dan tegangan
ripple maksimum, hitung besarnya kapasitas kondensator C.
SOAL UNTUK KELAS I
|
||||||||||
No.
|
SOAL A
|
SOAL B.1
|
SOAL B.2
|
|||||||
C (mikro F)
|
V(efektif)
|
f (Hz)
|
I (mA)
|
f
|
Vm
|
RL(KΩ)
|
Vm(ripple)
|
|||
1
|
A.1
|
100
|
40
|
50
|
15
|
50
|
35
|
10
|
1
|
|
2
|
A.2
|
150
|
40
|
50
|
15
|
50
|
40
|
10
|
1
|
|
3
|
A.3
|
200
|
40
|
50
|
15
|
50
|
45
|
10
|
1
|
|
4
|
A.4
|
250
|
40
|
50
|
15
|
50
|
50
|
10
|
1
|
|
5
|
A.5
|
300
|
40
|
50
|
15
|
50
|
55
|
10
|
1
|
|
6
|
A.6
|
350
|
40
|
50
|
15
|
50
|
35
|
15
|
1,5
|
|
7
|
A.7
|
400
|
40
|
50
|
15
|
50
|
40
|
15
|
1,5
|
|
8
|
A.8
|
450
|
40
|
50
|
15
|
50
|
45
|
15
|
1,5
|
|
9
|
A.9
|
500
|
40
|
50
|
15
|
50
|
50
|
15
|
1,5
|
|
10
|
A.10
|
100
|
50
|
50
|
30
|
50
|
55
|
15
|
1,5
|
|
11
|
A.1
|
150
|
50
|
50
|
30
|
50
|
60
|
20
|
1
|
|
12
|
A.2
|
200
|
50
|
50
|
30
|
50
|
65
|
20
|
1
|
|
13
|
A.3
|
250
|
50
|
50
|
30
|
50
|
70
|
20
|
1
|
|
14
|
A.4
|
300
|
50
|
50
|
30
|
50
|
75
|
20
|
1
|
|
15
|
A.5
|
350
|
50
|
50
|
30
|
50
|
80
|
20
|
1
|
|
16
|
A.6
|
400
|
50
|
50
|
30
|
50
|
35
|
20
|
1,5
|
|
17
|
A.7
|
450
|
50
|
50
|
30
|
50
|
40
|
20
|
1,5
|
|
18
|
A.8
|
500
|
50
|
50
|
30
|
50
|
45
|
20
|
1,5
|
|
19
|
A.9
|
100
|
60
|
50
|
25
|
50
|
50
|
20
|
1,5
|
|
20
|
A.10
|
150
|
60
|
50
|
25
|
50
|
55
|
20
|
1,5
|
|
21
|
A.1
|
200
|
60
|
50
|
25
|
50
|
35
|
10
|
2
|
|
22
|
A.2
|
250
|
60
|
50
|
25
|
50
|
40
|
10
|
2
|
|
23
|
A.3
|
300
|
60
|
50
|
25
|
50
|
45
|
10
|
2
|
|
24
|
A.4
|
350
|
60
|
50
|
25
|
50
|
50
|
10
|
2
|
|
25
|
A.5
|
400
|
60
|
50
|
25
|
50
|
55
|
10
|
2
|
|
26
|
A.6
|
450
|
60
|
50
|
25
|
50
|
60
|
15
|
1
|
|
27
|
A.7
|
500
|
60
|
50
|
25
|
50
|
65
|
15
|
1
|
|
28
|
A.8
|
100
|
65
|
50
|
35
|
50
|
70
|
15
|
1
|
|
29
|
A.9
|
150
|
65
|
50
|
35
|
50
|
75
|
15
|
1
|
|
30
|
A.10
|
200
|
65
|
50
|
35
|
50
|
80
|
15
|
1
|
|
31
|
A.1
|
250
|
65
|
50
|
35
|
50
|
50
|
20
|
1,5
|
|
32
|
A.2
|
300
|
65
|
50
|
35
|
50
|
55
|
20
|
1,5
|
|
33
|
A.3
|
350
|
65
|
50
|
35
|
50
|
35
|
20
|
1,5
|
|
34
|
A.4
|
400
|
65
|
50
|
35
|
50
|
40
|
20
|
1,5
|
|
35
|
A.5
|
450
|
65
|
50
|
35
|
50
|
45
|
20
|
1,5
|
|
36
|
A.6
|
500
|
65
|
50
|
35
|
50
|
50
|
10
|
2
|
|
37
|
A.7
|
100
|
40
|
60
|
15
|
50
|
55
|
10
|
2
|
|
38
|
A.8
|
150
|
40
|
60
|
15
|
50
|
60
|
10
|
2
|
|
39
|
A.9
|
200
|
40
|
60
|
15
|
50
|
65
|
10
|
2
|
|
40
|
A.10
|
250
|
40
|
60
|
15
|
50
|
70
|
10
|
2
|
|
41
|
A.1
|
300
|
40
|
60
|
15
|
50
|
75
|
15
|
2,5
|
|
42
|
A.2
|
350
|
40
|
60
|
15
|
50
|
80
|
15
|
2,5
|
|
43
|
A.3
|
400
|
40
|
60
|
15
|
50
|
50
|
15
|
2,5
|
|
44
|
A.4
|
450
|
40
|
60
|
15
|
50
|
55
|
15
|
2,5
|
|
45
|
A.5
|
500
|
40
|
60
|
15
|
50
|
60
|
15
|
2,5
|
|
46
|
A.6
|
100
|
50
|
60
|
30
|
50
|
65
|
15
|
1
|
|
47
|
A.7
|
150
|
50
|
60
|
30
|
50
|
70
|
15
|
1
|
|
48
|
A.8
|
200
|
50
|
60
|
30
|
50
|
75
|
15
|
1,5
|
|
49
|
A.9
|
250
|
50
|
60
|
30
|
50
|
80
|
20
|
1,5
|
|
50
|
A.10
|
300
|
50
|
60
|
30
|
50
|
35
|
20
|
1,5
|
|
51
|
A.1
|
350
|
50
|
60
|
30
|
50
|
40
|
20
|
1,5
|
|
SOAL UNTUK KELAS D
|
||||||||||
No.
|
SOAL A
|
SOAL B.1
|
SOAL B.2
|
|||||||
C (mikro F)
|
V(efektif)
|
f (Hz)
|
I (mA)
|
f
|
Vm
|
RL(KΩ)
|
Vm(ripple)
|
|||
1
|
A.1
|
400
|
50
|
60
|
30
|
50
|
45
|
20
|
1,5
|
|
2
|
A.2
|
450
|
50
|
60
|
30
|
50
|
50
|
20
|
2
|
|
3
|
A.3
|
500
|
50
|
60
|
30
|
50
|
55
|
10
|
2
|
|
4
|
A.4
|
100
|
60
|
60
|
25
|
50
|
35
|
10
|
2
|
|
5
|
A.5
|
150
|
60
|
60
|
25
|
50
|
40
|
10
|
2
|
|
6
|
A.6
|
200
|
60
|
60
|
25
|
50
|
45
|
15
|
2
|
|
7
|
A.7
|
250
|
60
|
60
|
25
|
50
|
50
|
15
|
2,5
|
|
8
|
A.8
|
300
|
60
|
60
|
25
|
50
|
55
|
15
|
2,5
|
|
9
|
A.9
|
350
|
60
|
60
|
25
|
50
|
60
|
20
|
2,5
|
|
10
|
A.10
|
400
|
60
|
60
|
25
|
50
|
65
|
20
|
2,5
|
|
11
|
A.1
|
450
|
60
|
60
|
25
|
50
|
70
|
20
|
2,5
|
|
12
|
A.2
|
500
|
60
|
60
|
25
|
50
|
75
|
20
|
1
|
|
13
|
A.3
|
100
|
65
|
60
|
35
|
50
|
80
|
20
|
1
|
|
14
|
A.4
|
150
|
65
|
60
|
35
|
50
|
70
|
10
|
1,5
|
|
15
|
A.5
|
200
|
65
|
60
|
35
|
50
|
75
|
10
|
1,5
|
|
16
|
A.6
|
250
|
65
|
60
|
35
|
50
|
80
|
10
|
1,5
|
|
17
|
A.7
|
300
|
65
|
60
|
35
|
50
|
35
|
20
|
1,5
|
|
18
|
A.8
|
350
|
65
|
60
|
35
|
50
|
40
|
20
|
1,5
|
|
19
|
A.9
|
400
|
65
|
60
|
35
|
50
|
45
|
20
|
2
|
|
20
|
A.10
|
450
|
65
|
60
|
35
|
50
|
50
|
10
|
2
|
|
21
|
A.1
|
500
|
65
|
60
|
35
|
50
|
55
|
10
|
2
|
|
22
|
A.2
|
200
|
60
|
50
|
15
|
50
|
35
|
10
|
2
|
|
23
|
A.3
|
250
|
60
|
50
|
15
|
50
|
40
|
10
|
2
|
|
24
|
A.4
|
300
|
60
|
50
|
15
|
50
|
45
|
10
|
2,5
|
|
25
|
A.5
|
350
|
60
|
50
|
30
|
50
|
50
|
15
|
2,5
|
|
26
|
A.6
|
400
|
60
|
50
|
30
|
50
|
55
|
15
|
2,5
|
|
27
|
A.7
|
450
|
60
|
50
|
30
|
50
|
70
|
15
|
2,5
|
|
28
|
A.8
|
500
|
60
|
50
|
30
|
50
|
75
|
15
|
2,5
|
|
29
|
A.9
|
100
|
65
|
50
|
30
|
50
|
80
|
15
|
1,5
|
|
30
|
A.10
|
150
|
65
|
50
|
30
|
50
|
35
|
20
|
1,5
|
|
31
|
A.1
|
200
|
65
|
50
|
30
|
50
|
40
|
20
|
1,5
|
|
32
|
A.2
|
250
|
65
|
50
|
30
|
50
|
45
|
20
|
2
|
|
33
|
A.3
|
300
|
65
|
50
|
30
|
50
|
50
|
20
|
2
|
|
34
|
A.4
|
350
|
65
|
50
|
25
|
50
|
55
|
20
|
2
|
|
35
|
A.5
|
400
|
65
|
50
|
25
|
50
|
35
|
10
|
2
|
|
36
|
A.6
|
450
|
65
|
50
|
25
|
50
|
40
|
10
|
2
|
|
37
|
A.7
|
500
|
65
|
50
|
25
|
50
|
45
|
10
|
2,5
|
|
38
|
A.8
|
100
|
40
|
60
|
25
|
50
|
50
|
15
|
2,5
|
|
39
|
A.9
|
150
|
40
|
60
|
25
|
50
|
55
|
15
|
2,5
|
|
40
|
A.10
|
200
|
40
|
60
|
25
|
50
|
40
|
20
|
2,5
|
|
41
|
A.1
|
250
|
40
|
60
|
25
|
50
|
45
|
20
|
2,5
|
|
42
|
A.2
|
300
|
40
|
60
|
25
|
50
|
50
|
20
|
1
|
|
43
|
A.3
|
350
|
40
|
60
|
35
|
50
|
55
|
20
|
1
|
|
44
|
A.4
|
400
|
40
|
60
|
35
|
50
|
35
|
20
|
1,5
|
|
45
|
A.5
|
450
|
40
|
60
|
35
|
50
|
40
|
10
|
1,5
|
|
46
|
A.6
|
500
|
40
|
60
|
35
|
50
|
45
|
10
|
1
|
|
47
|
A.7
|
100
|
50
|
60
|
35
|
50
|
50
|
10
|
1,5
|
|
48
|
A.8
|
150
|
50
|
60
|
35
|
50
|
45
|
10
|
2
|
|
49
|
A.9
|
200
|
50
|
60
|
35
|
50
|
50
|
15
|
2
|
|
50
|
A.10
|
250
|
50
|
60
|
35
|
50
|
55
|
15
|
2,5
|
|
51
|
A.1
|
300
|
50
|
60
|
35
|
50
|
35
|
20
|
2,5
|
|


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