PCB Amplifier Topologi CFA ANDA PA CFA BJT OITPC

 


PCB CFA BJT OITPC V01

PCB Amplifier ANDA PA CFA BJT OITPC V01 ini merupakan versi komersial (bukan yang free) pengembangan dari simple CFA BJT. Menerapkan topologi CFA (Current Feedback Amplifier) dengan kompensasi OITPC (Output Inclusive Two Pole Compensation).
Transistor final menggunakan 2 pasang BJT dengan configurasi TEF (Triple Emitter Follower) sehingga mampu dibebani hingga 2 ohm.

Transistor input stage Q3, Q4, Q8, Q9 sebaiknya matching untuk meminimalkan distorsi. Bias disetting sebesar 150mA (tegangan jepit R_emitor transistor final R65, R66, R68, R69, R72, R73, R74, R75 sebesar 35mV) dengan mengatur trimpot R39. Q15, Q20, Q21, Q22, Q23, Q24, Q25 dipasang pada satu pendingin.

Hasil Simulasi : 

PM 73 GM 22
34W/8Ohm, 1kHz -> 0.000102%
34W/8Ohm, 20kHz -> 0.000182%
SR 622
PSRR 1kHz -> 137

BOM ANDA PA CFA BJT OITPC

Parts

Qty

Value

C1

1

10uF

C12

1

390pF

C14, C15, C22, C23, C29, C30

6

220uF/50V

C16, C17

2

33pF

C18, C19

2

470nF

C2, C3

2

100uF/25V

C20, C28, C9, C10

4

10nF

C24

1

22uF/16V

C31, C33

2

180PF

C32

1

220nF

C34

1

2.2uF

C35, C36, C37, C38

4

22uF/50V

C4, C5, C7, C8, C11, C13, C21, C25, C26, C27, C39, C41

12

100nF

C40

1

100nF/100V

C42, C43

2

470uF/50V

C6

1

390pF

D1, D2

2

15V 0.5W

D3, D4, D5, D6, D7, D8

6

1N4148

D9, D10

2

MUR150

F1, F2

2

Fuse 5A

IC1

1

TL072P

J3

1

+35V

J4

1

-35V

LED1, LED2

2

LED RED

Q1, Q2, Q3, Q9, Q16

5

BC560C

Q10, Q11

2

2SA992

Q13

1

2SA1381

Q14

1

2SC3503

Q15

1

BD139

Q18

1

2N5551

Q19

1

2N5401

Q20

1

2SC5171

Q21

1

2SA1930

Q22, Q24

2

2SC5200 (MJL3281)

Q23, Q25

2

2SA1943 (MJL1302)

Q4, Q5, Q6, Q8, Q17

5

BC550C

Q7, Q12

2

2SC1845

R1

1

150K

R10, R13

2

4K7

R11, R12

2

10R

R15, R16

2

1K 1W

R17, R20

2

1K2

R18, R19

2

6R8

R2

1

1R 0.5W

R21

1

22R 0.5W

R22, R23, R24, R25

4

2K 0.5W

R26

1

100K

R27

1

470R

R28, R31

2

560R

R29, R30

2

3K3

R3

1

680R

R34, R57, R59

3

100R

R35, R40

2

56R

R36

1

1K8

R37, R46, R47

3

2K2

R38

1

330R

R39

1

500R VR

R4

1

47K

R41

1

2K2 0.5W

R42, R43

2

10R 0.5W

R44

1

1K 0.5W

R45, R48

2

68K

R49, R51

2

3R3

R5, R6, R52, R56

4

10K

R50

1

820R

R54, R55

2

47R

R58

1

1R

R60

1

4R7

R61

1

4R7 1W

R62

1

100R 1W

R63, R64, R70, R71

4

2R2 0.5W

R65, R66, R68, R69, R72, R73, R74, R75

8

0R47 2W

R67

1

680K

R7, R8, R32, R33, R53

5

22R

R76

1

10R 1W

R9, R14

2

820R

U$3

1

1,5uH // 4R7 2W


BOM ANDA PA CFA BJT OITPC V01 R3

Parts

Qty

Value

Package

C1

1

10uF

C375-203X418

C10

1

390p

C050-035X075

C12A

1

390p

C050-035X075

C14, C15, C22, C23, C29, C30, C48

7

220uF/50V

E5-10,5

C16

1

33p

C050-035X075

C17

1

33pF

C050-035X075

C18, C19

2

470nF

C050-050X075

C2, C3

2

100uF/25V

E5-8,5

C20, C28

2

10nF

C050-035X075

C24

1

22uF/16V

E3,5-8

C31, C33

2

180PF

C050-035X075

C32

1

1uF

C050-055X075

C34

1

2.2uF

C150-084X183

C35, C36, C37, C38

4

22uF/50V

E3,5-8

C4, C5, C7, C8, C11, C13, C21, C25, C26, C27, C39, C41

12

100nF

C050-035X075

C40

1

100nF/100V

C102-054X133

C42, C43

2

470uF/50V

E5-13

C46

1

47uF/50V

E5-8,5

C47, C49

2

470nF/50V

C050-045X075

C50, C51

2

100uF/50V

E5-10,5

C52

1

100nF/50V

C050-024X044

C6

1

390pF

C102-043X133

C9

1

10n

C050-035X075

D1, D2

2

15V 0.5W

DO35Z10

D14, D17

2

15V 0.5W

ZDIO-7.5

D15, D18, D19, D20

4

1N4004

DO41-10

D16

1

1N4007

DO41-10

D3, D4, D5, D6, D7, D8, D13, D22, D23

9

1N4148

DO35-7

D9, D10, D11, D12

4

MUR150RL

DO41-10

F1, F2

2

5A

SHK20L

IC1

1

TL072P

DIL08

J1, J2, J5

3

PIN2F061.100

F061.100

J3

1

+35V

F061.100

J4

1

-35V

F061.100

J6

1

J5MM

5mm

K2

1

12V, 10A 250V

G2R2

LED1, LED2

2

RED

LED3MM

LED3

1

Merah-Hijau

LED5MM

Q1, Q2, Q3, Q9, Q16

5

BC560C

TO92-EBC

Q10, Q11

2

2SA992

TO92-BCE

Q13

1

2SA1381

TO126AV

Q14

1

2SC3503

TO126V

Q15

1

MJE340

TO126

Q18

1

2N5551

TO92-CBE

Q19

1

2N5401

TO92-CBE

Q20

1

2SC5171

TO220

Q21

1

2SA1930

TO220

Q22, Q24

2

2SC5200(MJL3281)

TO-264

Q23, Q25

2

2SA1943(MJL1302)

TO-264

Q29, Q30, Q31, Q32, Q33, Q34, Q38, Q40

8

BC546B

TO92-EBC

Q35, Q36, Q37

3

BC556B

TO92-EBC

Q39

1

BC556

TO92-EBC

Q4, Q5, Q6, Q8, Q17

5

BC550C

TO92-EBC

Q7, Q12

2

2SC1845

TO92-BCE

R1

1

150K

0207/10

R10, R13

2

4K7

0207/10

R103, R104

2

2K2 0,5W

0309/10

R11, R12

2

10R

0207/10

R15, R16

2

1K 1W

0411/15

R17, R20

2

1K2

0207/10

R18, R19

2

6R8

0207/10

R2

1

1R 0.5W

0309/12

R21

1

22R 0.5W

0309/12

R22, R23, R24, R25

4

2K 0.5W

0411/12

R26

1

100K

0207/10

R27

1

470R

0207/10

R28, R31

2

560R

0207/10

R29, R30

2

3K3

0207/10

R3

1

680R

0207/10

R34

1

100R

0207/10

R35, R40

2

56R

0207/10

R36

1

1K8

0207/10

R37, R46, R47

3

2K2

0207/10

R38

1

330R

0207/10

R39

1

500R

3362H

R4

1

47K

0207/10

R41

1

2K2 0.5W

0309/12

R42, R43

2

10R 0.5W

0309/12

R44

1

1K 0.5W

0309/12

R45, R48

2

68K

0207/10

R49, R51

2

3R3

0207/10

R5, R6, R52, R56

4

10K

0207/10

R50

1

820R

0309/12

R54, R55

2

47R

0207/10

R57, R59

2

100R

0207/10

R58, R77, R80

3

47K

0207/7

R60

1

4R7

0411/15

R61

1

4R7 1W

0411/15

R62

1

33R 0,5W

0411/15

R63, R64, R70, R71

4

2R2 0.5W

0309/12

R65, R66, R68, R69, R72, R73, R74, R75

8

0R47 2W

0617/17

R67

1

680K

0207/10

R7, R8, R32, R33, R53

5

22R

0207/10

R76

1

10R 1W

0617/17

R78

1

6K8

0207/7

R81, R91

2

220K

0207/7

R82, R84

2

100r

0207/7

R83, R96, R98, R100, R105

5

100K

0207/7

R85, R92, R99, R101

4

10K

0207/7

R88

1

220R/2W

0617V

R89

1

120/1W

P0613V

R9, R14

2

820R

0207/10

R90, R102

2

22K

0207/7

R93

1

10k

0207/7

R94

1

22k

0207/7

SL3

1

M02

02P

U$3

1

1,5uH // 4R7 2W

22X12

X1

1

KK-156-2

KK-156-2

X2

1

MPT3

3POL254


Update


R102 belum konek ke Q36 seperti garis putus-putus gambar di atas.

Untuk pembelian bisa di sini