Goblin
echopen·PRJ-medtec_kit·electronic/modules/hardware/MDL-analog_processing_ic/source/Kicad/goblin.kicad_pcb
About the Goblin PCB
Goblin is an open source PCB design by echopen, published on GitHub. It is a 2-layer board measuring 35 × 50 mm, with 60 components from 23 distinct parts.
Other key parts include the LM555N, ADL5511ACPZ-R7, AD8691 and AD7274. By type, the board carries 25 capacitors, 14 resistors, 6 inductors, 4 ICs, 3 connectors and 3 relays.
From the project
Goblin: a TGC-Envelop-ADC module, MDL - goblin_tgcenvadc
Goblin: a TGC-Envelop-ADC module, MDL - goblin_tgcenvadc
The analog signal-processing heart of the echOmods version: V0.1 date: 24/04/2016 cost:150$ sourcing:Custom made, get the Gerbers, or on Tindie, or contact @kelu124 technology: Module-compatible, Homemade PCB, ICs based on AD8331 and ADL5511 language: Altium author: Kelu124
ITF-Agnd ITF-B5v ITF-S33v ITF-Ggaincontrol ITF-Camplifiedrawsignal : because it's used internally ITF-Esignalenvelope : because it's used internally ITF-Rreserved : for the signal coming from the pulser (if through track R) ITF-mETSMA` : for the signal coming from…

Main components on the Goblin
Goblin bill of materials (BOM)
60 components, 23 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | LM555N AD8331ARQZ TI | SOP64P600X175-20N | U1 |
| 1 | ADL5511ACPZ-R7 | QFN50P300X300X80-17N-S175 | U2 |
| 1 | AD8691 | TSOT-5(RT-5) | U3 |
| 1 | AD7274 | RM-8 | U4 |
| 1 | SMA | AMPHENOL_132357-11 | J1 |
| 1 | CONN_01X19 TrimPot Molex | TRIM_BOURNS_3223W | P1 |
| 1 | CONN_01X02 TrimPot Molex | TRIM_BOURNS_3223W | P2 |
| 2 | Jumper | SULLINS_GRPB031VWVN | Jumper1, Jumper2 |
| 2 | Header19 | PLS_2.54mm-19 | K1, K2 |
| 1 | Header6 | Molex_89400-061 | K3 |
| 2 | TP | NICOMATIC_C12000B | TP1, TP2 |
| 1 | RF_Transformer_1 | XFMR_MINI-CIRCUITS_KK81 | TR1 |
| 6 | Inductor | SM_0805_INDUCTANCE_3D | L1, L2, L3, L4, L5, L6 |
| 1 | 10N Capacitor Vishay | SM0603_3D_cap | C1 |
| 1 | 47N Capacitor Vishay | SM0603_3D_cap | C2 |
| 1 | 47U Capacitor Nichicon | SM0603_3D_cap | C3 |
| 11 | 4.7U Capacitor Nichicon | SM0603_3D_cap | C4, C5, C6, C7, C8, C9, C10, C11 +3 |
| 11 | Capacitor | SM0603_3D_cap | C15, C16, C17, C18, C19, C20, C21, C22 +3 |
| 1 | 2.2K Resistor KOA speer | SM0603_3D_res | R1 |
| 1 | 12K Resistor KOA speer | SM0603_3D_res | R2 |
Show 3 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 3.3K Resistor KOA speer | SM0603_3D_res | R3 |
| 1 | 1.8K Resistor KOA speer | SM0603_3D_res | R4 |
| 10 | Resistor | SM0603_3D_res | R5, R6, R7, R8, R9, R10, R11, R12 +2 |
Goblin design files
The KiCad project lives in the echopen/PRJ-medtec_kit repository on GitHub; these links point at the commit this page was built from.
Goblin: common questions
How big is the Goblin PCB?
The Goblin measures 35 × 50 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Goblin?
60 components, from 23 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the Goblin design files?
From the echopen/PRJ-medtec_kit repository on GitHub, which has the KiCad layout and the BOM; the links under Design files point to each one.
Can I use the Goblin design in my own project?
The repository has no license, so all rights stay with echopen. Use it as a reference, and ask the author before reusing the design.
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