Class-A Mosfet Headphone Amplifier

1 year ago 2012
  • Description
  • Documents
  • BOM
  • Attachments
  • Members
  • Comments

Description

This is an experimental electronic circuit, without any warranty.

Class-A Mosfet Headphone Amplifier

hpamp01.jpg

hpamp02.jpg

Piotr Sylwesiuk

Documents

Headphone Amplifier

BOM

ID Name Designator Footprint Quantity Manufacturer Part Manufacturer Supplier Supplier Part Price LCSC Assembly Mounted Power
1 47R R9,R10 AXIAL-0.8 2 Yes 2W
2 15R R11,R21,R12,R22 AXIAL-0.8 4 Yes 2W
3 1k R23,R24 AXIAL-0.8 2 Yes 2W
4 IRF540NPBF Q1,Q3,Q5,Q2,Q4,Q6 TO-220(TO-220-3) 6 IRF540NPBF Infineon LCSC Yes C2566
5 51R R15,R16 0805 2 Yes
6 0R R7,R8 0805 2 No
7 100k R5,R13,R6,R14 0805 4 Yes
8 27k R1,R17,R2,R18 0805 4 Yes
9 1k R3,R19,R4,R20 0805 4 Yes
10 22k VR1,VR3,VR2,VR4 RM065-V1 4 Yes
11 7815T U1,U2 TO220H 2 Yes
12 100n C3,C13,C4,C14 1206 4 Yes
13 220u/25V C5,C11,C6,C12 4 Yes
14 1000u/25V C7,C8 2 Yes
15 1u C9,C1,C10,C2 RAD-0.1 4 Yes
16 Header-Male-2.54_1x2 P2 1 Yes
17 Header-Male-2.54_1x3 P3 1 Yes
18 Header-Male-2.54_1x4 P1 1 Yes

Attachments

Filename Download
GBR-hp-amp.zip
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Comments (3)

Aqdw Muhagungr Reply

wow coolll man

bassblaster505 Reply

How much gain does this design have?

Spice model this amplifier not working properly.

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