License

Public Domain

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Buck-Linear Mashup

1 year ago 197
  • Description
  • Documents
  • BOM
  • Attachments
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Description

This is a Linear Regulator with a Tracking Pre-regulator. The Switch-Mode Pre-regulator is made using the LM2596-ADJ Buck Converter IC and the Linear Regulator stage is made in three different ways.

Documents

Sheet_1

Sheet_3

Sheet_2

BOM

ID Name Designator Footprint Quantity
1 IRF4905 Q2 TO-220AB 1
2 LM317 U4 TO220 1
3 1N4007 D2,D6 DO-41 2
4 IRF540N Q3 TO-220AB 1
5 TL431 U3 TO-92 1
6 100u C1,C3,C4,C16,C18,C19,C11,C12,C14 CAP-D3.0XF1.5 9
7 10u C2,C6,C17,C15,C13,C9 CAP-D3.0XF1.5 6
8 33u L1,L3,L2 AXIAL-0.4 3
9 20V V1,V3,V2 2P-5.0 3
10 0.1u C5,C7,C10,C8 RAD-0.1 4
11 TL431 U5,U8 TL431AILP_TO92_TRIPOD 2
12 10k R11 RES-ADJ_3386P 1
13 LM2596-ADJ U1,U7,U6 TO 3
14 1k R1,R5,R6,R7,R15,R17,R18,R19,R14,R10,R8 AXIAL-0.3 11
15 10k R2,R4,R16,R13 AXIAL-0.3 4
16 5.6k R3,R9 AXIAL-0.3 2
17 100k R12 AXIAL-0.3 1
18 2N2907 Q1,Q5,Q4 TO92-EBC-OVAL 3
19 UF4007 D1,D5,D4 DO-41 3
20 LM358 U2 DIP08 1

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