CR-150-R4b

About the CR-150-R4b PCB

CR-150-R4b is an open source PCB design by CrematInc, published on GitHub under the MIT license. It is a 2-layer board measuring 58.4 × 94 mm, with 33 components from 24 distinct parts.

Other key parts include the CR-11X. By type, the board carries 10 resistors, 9 connectors, 7 capacitors, 4 diodes, 2 transistors and 1 IC.

It belongs with the dev boards & breakouts designs in this gallery.

From the project

evaluation board for Cremat's charge sensitive preamplifier modules CR-11X

Main components on the CR-150-R4b

CR-11X

CR-150-R4b bill of materials (BOM)

33 components, 24 distinct parts — part numbers from the project's BOM.

Qty	Part	Footprint	Refs
1	CR-11X	8pinSIP	U1
1	MMBT3904-FDI MMBT3904	SOT23-3	Q1
1	MMBT3906-FDI MMBT3906	SOT23-3	Q2
1	detector	SolderPoint	J1
1	538-73138-5033 Test Input	BNC	J2
1	538-73138-5033 Bias In	BNC	J3
1	538-73138-5033 Output	BNC	J4
1	571-2828363 power input	3-terminal_block	J5
1	164-6218 +12V	banana	J6
1	164-6218 GND	banana	J7
1	164-6218 -12V	banana	J8
1	GND	SolderPoint	J9
2	MM3Z7V5T1GOS 7.5V	SOD-323	D1, D2
2	1N4148WS-FDI 1N4148	SOD-323	D3, D4
2	75-564R30GASS10 0.01uF	HVcap_on_side	C1, C2
4	1276-1075-2 10uF	1206	C3, C4, C6, C7
1	311-1089-2 1pF	0805	C5
1	10M	320	R1
1	100M	320	R2
2	A105971 100M	320	R3, R10

Show 4 more

Qty	Part	Footprint	Refs
2	P2.2KA 2.2k	0805	R4, R5
2	P4.7A 4.7	0805	R6, R7
1	P47E 47	1206	R8
1	CF14JT10M0 10M	320	R9

CR-150-R4b design files

The KiCad project lives in the CrematInc/CR-150-R4b repository on GitHub; these links point at the commit this page was built from.

LayoutCR-150-R4b.kicad_pcb
BOMCR-150-R4b BOM.xls

CR-150-R4b: common questions

How big is the CR-150-R4b PCB?

The CR-150-R4b measures 58.4 × 94 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the CR-150-R4b?

33 components, from 24 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 CR-150-R4b design files?

From the CrematInc/CR-150-R4b repository on GitHub, which has the KiCad layout and the BOM; the links under Design files point to each one.

Can I use the CR-150-R4b design in my own project?

Yes, under the terms of its MIT license, which CrematInc chose for the repository.