DC-DC Step-Down Connverter

4 years ago 1506
  • Description
  • Documents
  • BOM
  • Attachments
  • Members
  • Comments

Description

DCDC Step-Down Connverter Project.

Documents

LM25019 Schematic

LM1084 Schematic

TPS62240DRV Schematic

TPS54318 Schematic

TPS62160 Schematic

TPS62130 Schematic

TPS62180 Schematic

TPS62170 Schematic

BOM

ID Name Designator Footprint Quantity
1 LM25019 U1 S08 1
2 1k R1,R2,R3,R5,R6 C0805 5
3 1u C1,C2,C3 C0805 3
4 2.98k R4 C0805 1
5 SIP1 SD,VIN,VOUT,P1,P2 HDR1X1 5
6 1m L1 INDUCTOR-1206 1
7 1u C4,C3,C1,C2 CP_8X13MM 4
8 LM1084IS-3.3NOPB U1 TO-220 1
9 1u C1,C2 C1206 2
10 TPS62240DRV U1 DIP 1
11 4.7u C1 C1 1
12 360k R1 R3 1
13 180k R2,R4,R11 R3 3
14 1u C2,C5,C3,C4 C1 4
15 TPS54318RTER U1 NONE 1
16 10u C1,C2,C5,C8,C11,C14,C17 CP_8X13MM 7
17 0.1u C2,C1,C4,C7,C10,C13,C16 C1 7
18 48.7k R1 R3 1
19 32.4k R2 R3 1
20 9.53k R3 R3 1
21 3900p C3 C1 1
22 182k R4 R3 1
23 0.01 C4 C1 1
24 2.2u L1 INDUCTOR-1206 1
25 22u C6,C7,C8 CP_8X13MM 3
26 100k R5,R7,R1,R2,R3,R6,R10,R13,R9,R12,R15 R3 11
27 80.6k R6 R3 1
28 TPS62163 U1 DIP 1
29 10u C1,C3,C5,C7,C9,C11,C13 C1 7
30 2.2m L1,L2,L3,L4,L5,L6,L7 INDUCTOR-1206 7
31 22u C2,C4,C6,C8,C10,C12,C14 C1 7
32 TPS62162 U2 DIP 1
33 TPS62160 U3,U5,U6,U7 DIP 4
34 390k R5,R10 R3 2
35 TPS62161 U4 DIP 1
36 150k R8,R11,R5,R2 R3 4
37 130k R9,R7,R1 R3 3
38 75k R12,R4 R3 2
39 200k R14,R2 R3 2
40 51k R15,R1 R3 2
41 TPS62130 U1,U2,U3,U4 DIP 4
42 1n C3,C6,C9,C12,C15,C18 C1 6
43 TPS62133 U5 DIP 1
44 TPS62132 U6 DIP 1
45 TPS62180 U1 DIP 1
46 470k R1 R3 1
47 1k R3 R3 1
48 1u L1,L2 INDUCTOR-1206 2
49 SIP4 P1 HDR1X4 1
50 TPS62170 U1 DIP 1

Attachments

None

Members

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Comments (2)

Eddie yadav Reply

Here I am posting a link to the free xbox live gold codes which is still very popular, to play online games, it does not require direct download or registration.

ethancampbell Reply

An interesting explaination might be a DC-DC converter with an adjustable
output, set to a volt or 2 higher than what the radio requires, with that fed into a linear regulator. The definite offset depends on what the pro dissertation help regulator wants, if it's just 1 volt, then at 20A it's only
dissipating 20 watts, which is however a lot but an improvement. Of course, at this point it might be worth just
trying to improve the output with an LC filter and/or maybe some ferrites.

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