2 layers240 × 194 mm
Infinitas
freeDSP/freeDSP-INFINITAS
USB Audio Class 2 compliant audio interface with up to 32 input and up to 32 output channels and optional ADAU1452 DSP.
1,020 parts35
2 layers58.4 × 94 mm
CR-150-R5
CrematInc/CR-150-R51evaluation board for Cremat's charge sensitive preamplifier modules CR-11X
- Size
- 58.4 × 94 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 53
- Nets
- 34
- Pads
- 129
- Tracks, vias
- 189, 10
- Pours
- 1
- Routed
- Yes
- KiCad
- KiCad 4
- Created
- 24 Nov 2015
- Updated
- 24 Nov 2015
Overview
CR-150-R5 is an open-source printed circuit board by CrematInc, from the CrematInc/CR-150-R5 repository on GitHub. It is a 2-layer board of 58.4 × 94 mm with 53 parts on 34 nets, routed with 189 tracks and 10 vias.
It is built around the LM317, TLE2426ID and MMBT3904, with the MMBT3906 among its other parts. Its parts include 14 resistors, 12 capacitors, 8 diodes, 7 connectors and 4 transistors.
Main components
4
LM317
SOT-223-40℃~+85℃@(Ta) 0.003%Vout 1 1.3V~37V 1A 40V 80dB@(120Hz) Adjustable Positive Short Circuit Protection、Thermal shutdown SOT-223 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSJSMSEMIVoltage Regulators - Linear, Low Drop Out (LDO) Regulators
TLE2426ID
SOIC-8-40℃~+85℃ 120uVrms 20mA 25ppm/℃ 2V~20V 400uA 4V~40V Adjustable Ground (Virtual) ±1% SOIC-8 Voltage Reference ROHSTexas InstrumentsVoltage Reference
MMBT3904
SOT-23-55℃~+150℃ 1 NPN 100 100nA 200mA 200mW 300MHz 300mV 40V 6V NPN SOT-23 Bipolar (BJT) ROHSJiangsu Changjing Electronics Technology (CJ)Bipolar (BJT)MMBT3906
SOT-23-55℃~+150℃ 1 PNP 100 100nA 200mA 200mW 300MHz 300mV 40V 5V PNP SOT-23 Bipolar (BJT) ROHSTWGMCBipolar (BJT)
README
README.mdCR-150-R5
KiCad files for Cremat's CR-150-R5, an evaluation board for Cremat's charge sensitive preamplifier modules CR-11X. Includes a provision for wall mounted power supply.
Parts
53| Qty | Value | Footprint | References |
|---|---|---|---|
| 8 | 10uF | Cremat_footprints:1206 | C3, C4, C5, C6, C8, C9, C11, C12 |
| 4 | 1.0k | Cremat_footprints:0805 | R5, R6, R11, R12 |
| 4 | 1N4148 | Cremat_footprints:SOD-323 | D3, D4, D6, D8 |
| 4 | 7.5V | Cremat_footprints:SOD-323 | D1, D2, D5, D7 |
| 3 | 100M | Cremat_footprints:320 | R2, R4, R13 |
| 2 | 0.01uF | Cremat_footprints:HVcap_on_side | C1, C10 |
| 2 | 10M | Cremat_footprints:320 | R1, R14 |
| 2 | 4.7 | Cremat_footprints:0805 | R7, R8 |
| 2 | MMBT3904 | Cremat_footprints:SOT23-3 | Q1, Q3 |
| 2 | MMBT3906 | Cremat_footprints:SOT23-3 | Q2, Q4 |
| 1 | 1000uF | Cremat_footprints:large_electrolytic_SMT | C7 |
| 1 | 1pF | Cremat_footprints:0805 | C2 |
| 1 | 240 | Cremat_footprints:0805 | R10 |
| 1 | 4.02k | Cremat_footprints:1206 | R9 |
| 1 | 47 | Cremat_footprints:1206 | R3 |
| 1 | BARREL_JACK | Cremat_footprints:barrel_con | J6 |
| 1 | Bias In | Cremat_footprints:BNC | J5 |
| 1 | CR-11X | Cremat_footprints:8pinSIP | U1 |
| 1 | GND | Cremat_footprints:SolderPoint | J9 |
| 1 | LM317 | Cremat_footprints:SOT-223 | U3 |
| 1 | NTPA7220 | Cremat_footprints:200mil | TH1 |
| 1 | Output | Cremat_footprints:BNC | J2 |
| 1 | TLE2426 | Cremat_footprints:SO8 | U2 |
| 1 | Test Input | Cremat_footprints:BNC | J4 |
| 1 | detector | Cremat_footprints:SolderPoint | J3 |
| 1 | power input | Cremat_footprints:3-terminal_block | J1 |
The 49 most common of 53 parts.
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Questions
How big is the CR-150-R5 PCB?
It measures 58.4 × 94 mm and has 2 copper layers, 1.6 mm thick.
What parts does the CR-150-R5 use?
53 parts, built around the LM317, TLE2426ID, MMBT3904 and MMBT3906. 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 CR-150-R5 KiCad files?
From the CrematInc/CR-150-R5 repository on GitHub, at the commit this page was made from: the board is CR-150-R5.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the CR-150-R5 design in my own project?
Its repository states no licence, so its author keeps all rights: ask CrematInc before reusing the design.