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2 layers33 × 45 mmWBLNA, the printed circuit board in 3D

Wide Bandwidth low noise amplifier 20Hz-20MHz 20/40dB

Size
33 × 45 mm
Copper layers
2
Thickness
1.6 mm
Parts
47
Nets
24
Pads
117
Tracks, vias
218, 89
Pours
2
Routed
Yes
KiCad
KiCad 5 (file 20171130)
Created
11 Oct 2019
Updated
16 Oct 2019

Overview

WBLNA is an open-source printed circuit board by OneAudio, from the OneAudio/WBLNA repository on GitHub. It is a 2-layer board of 33 × 45 mm with 47 parts on 24 nets, routed with 218 tracks and 89 vias.

It is built around the LT6200CS8-10#PBF, AD8510ARZ and BAT54S, with the MBR0540 and P4SMA12A among its other parts. Its parts include 19 capacitors, 13 resistors, 7 connectors, 4 diodes and 3 ICs. It belongs with the audio and music boards of this library.

Main components

5

README

README.md

WBLNA

Wide Bandwidth low noise amplifier 20Hz-20MHz 20/40dB

The WBLNA is a low noise high bandwidth amplifier board. It can be use to many purpose as noise measurement.

Specs are :

  • 20Hz to 20MHz -3dB bandwidth
  • +20dB and +40dB gain individual outputs
  • 50 Ohms input/output impedance
  • AC or DC coupled input (support +/-20V in AC coupled mode).
  • Single 12V@50mA DC input jack
  • Low overall cost (~30€ of parts + PCB).

This project is open source and has been designed using Kicad 5.0.2 The Githu repos include all design files like :

  • LTspice simulation files and results
  • Schematics
  • Bill of materials with Mouser order code
  • Picture of prototype
  • Pulse mesurements
  • Mechanical drawing
  • And more...

Frex

Parts

47
QtyValueFootprintReferences
5100nF/25V X7RCapacitor_SMD:C_0603_1608MetricC7, C9, C11, C15, C17
410nF/25V X7RCapacitor_SMD:C_0603_1608MetricC6, C10, C14, C18
449.9Resistor_SMD:R_0805_2012MetricR1, R4, R7, R8
310kResistor_SMD:R_0805_2012MetricR9, R10, R13
3BNCWBLNA:BNC_edge_solderSMDJ1, J6, J7
210pF/COGCapacitor_SMD:C_0805_2012MetricC8, C16
2220uF/20V OSCONCapacitor_SMD:CP_Elec_8x6.9C2, C12
222uF/10V X7RCapacitor_SMD:C_0805_2012MetricC3, C4
2270pF/COGCapacitor_SMD:C_0805_2012MetricC5, C13
239.2Resistor_SMD:R_0805_2012MetricR3, R6
2499Resistor_SMD:R_0805_2012MetricR2, R5
2Jumper_NC_DualConnector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_VerticalJ3, J4
2LT6200CS8-10#PBFPackage_SO:SOIC-8_3.9x4.9mm_P1.27mmU1, U2
110Resistor_SMD:R_0805_2012MetricR11
1100nF/25V X7RCapacitor_SMD:C_0805_2012MetricC1
11nF/50V COG 2%Capacitor_SMD:C_0805_2012MetricC19
14.99kResistor_SMD:R_0805_2012MetricR12
1AD8510ARZPackage_SO:SOIC-8_3.9x4.9mm_P1.27mmU3
1BAT54SPackage_TO_SOT_SMD:SOT-23D1
1Case_1590LLB_HammondWBLNA:1590LLBBOX1
1Jack-DCWBLNA:BarrelJackSMD_Wurth_694108106102J2
1Jumper_NC_SmallConnector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_VerticalJ5
1Led 3mm greenLED_THT:LED_D3.0mm_ClearD4
1MBR0540Diode_SMD:D_SOD-123D3
1P4SMA12ADiode_SMD:D_SMAD2

Questions

How big is the WBLNA PCB?

It measures 33 × 45 mm and has 2 copper layers, 1.6 mm thick.

What parts does the WBLNA use?

47 parts, built around the LT6200CS8-10#PBF, AD8510ARZ, BAT54S and MBR0540. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.

Where can I download the WBLNA KiCad files?

From the OneAudio/WBLNA repository on GitHub, at the commit this page was made from: the board is _WBLNA.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.

Can I use the WBLNA design in my own project?

Its repository states no licence, so its author keeps all rights: ask OneAudio before reusing the design.

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