HardLabs

QFHMIX01

mlab-modules·QFHMIX01·hw/sch_pcb/QFHMIX01E.kicad_pcb

QFHMIX01 PCB layout, top view — open source board by mlab-modules

About the QFHMIX01 PCB

QFHMIX01 is an open source PCB design by mlab-modules, published on GitHub under the GPL-3.0 license. It is a 2-layer board measuring 90.9 × 90.9 mm, with 231 components from 52 distinct parts.

Other key parts include the Si53322, AD8343, LT6604-10, MPGA-105+ and MGVA-63+. By type, the board carries 91 capacitors, 75 inductors, 44 resistors, 10 ICs, 4 modules and 4 diodes.

It belongs with the rf & radio designs in this gallery.

From the project

QFH active antenna analog front end and down converter

The module was designed to solve the issue of connecting the QFH antenna (which has two orthogonally-phased outputs) to an SDR receiver.

QFHMIX01, from the project README
From the project README

Main components on the QFHMIX01

Si53322AD8343LT6604-10MPGA-105+MGVA-63+LTC3601

QFHMIX01 bill of materials (BOM)

231 components, 52 distinct parts.

QtyPartRefs
1
Si53322
U1
2
AD8343
U2, U3
1
LT6604-10
U4
2
MPGA-105+
U5, U6
2
MGVA-63+
U7, U8
2
LTC3601
U9, U11
4
HOLE
M1, M2, M3, M4
1
HEADER_1x08
J1
1
+12V
J2
1
Thermistor, NCP21XV103J03RA
TH1
1
M4
D1
1
BZV55C-3,6V
D2
2
RED
D3, D4
4
56nH
L1, L2, L3, L4
11
270nH
L5, L8, L9, L12, L29, L32, L33, L60 +3
16
820nH
L6, L7, L10, L11, L30, L31, L34, L35 +8
4
22nH
L13, L14, L15, L16
2
5.6nH
L17, L18
4
39nH
L19, L20, L21, L22
2
4.7nH
L23, L24
Show 32 more
QtyPartRefs
4
18nH
L25, L26, L27, L28
2
e
L36, L39
7
27nH
L37, L38, L40, L55, L56, L57, L58
6
10nH
L41, L42, L47, L48, L53, L54
8
82nH
L43, L44, L45, L46, L49, L50, L51, L52
2
1u5H
L67, L68
3
BLM21PG331SN1D
L69, L70, L71
21
100nF
C1, C2, C4, C5, C8, C9, C18, C19 +13
23
10nF
C3, C6, C7, C10, C11, C12, C13, C14 +15
7
10uF/16
C26, C70, C71, C73, C75, C76, C78
4
100pF
C28, C29, C30, C31
2
33pF
C32, C33
2
39pF
C34, C35
16
100pF
C36, C37, C38, C39, C42, C43, C45, C46 +8
6
18pF
C48, C49, C50, C51, C52, C53
2
4u7
C67, C68
2
10pF
C69, C83
6
47uF/6,3V
C79, C84, C85, C87, C89, C90
5
100R
R1, R20, R21, R22, R23
8
68R
R2, R3, R4, R5, R10, R11, R14, R15
4
130R
R6, R7, R8, R9
2
3R9
R12, R13
4
0R
R16, R17, R18, R19
4
49R9
R24, R25, R26, R27
8
3R
R28, R29, R30, R31, R32, R33, R34, R35
1
24k
R36
2
90k9
R37, R44
1
20k
R38
2
150k
R39, R46
1
240
R40
1
70
R41
1
12k3
R45

QFHMIX01 design files

The KiCad project lives in the mlab-modules/QFHMIX01 repository on GitHub; these links point at the commit this page was built from.

QFHMIX01: common questions

How big is the QFHMIX01 PCB?

The QFHMIX01 measures 90.9 × 90.9 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the QFHMIX01?

231 components, from 52 distinct parts. The full bill of materials is listed on this page.

Where can I download the QFHMIX01 design files?

From the mlab-modules/QFHMIX01 repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.

Can I use the QFHMIX01 design in my own project?

Yes, under the terms of its GPL-3.0 license, which mlab-modules chose for the repository.

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