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RobertGawron
Nuclear radiation sensor with ionization chamber as a detector. Hard to make, IMHO inferior to semiconductor detectors.
| Reference | Value | Description |
|---|---|---|
| U1 | MCP3425Axx-xCH | Single Delta-Sigma 16bit Analog to Digital Converter, I2C Interface, SOT-23-6 |
| U3 | L78L05_SOT89 | Positive 100mA 30V Linear Regulator, Fixed Output 5V, SOT-89 |
| U4,U5 | L78L33_SO8 | Positive 100mA 30V Linear Regulator, Fixed Output 3.3V, SO-8 |
| U6 | TPS60403DBV | Unregulated 60-mA Charge Pump Voltage Inverter with Fixed Switching Frequency 250 kHz, SOT-23-5 |
| U54 | STM8S003F3P | |
| C1,C4 | 10u | |
| C2,C18 | TBD | |
| C3 | 10n | |
| C5,C6,C8,C12,C24 | 100u/6v3 | Polarized capacitor |
| C7,C9-C11 | 1u | |
| C13,C15,C17,C19,C21,C23,C25 | 2u2 | |
| C14,C16,C20 |
| 100u/12v |
| Polarized capacitor |
| C22,C50,C53 | 100n |
|---|
| C52 | 680n |
|---|
| D2 | yellow |
|---|
| D3 | green |
|---|
| D4 | red |
|---|
| D51 | 0R resistor |
|---|
| F1 | 200mA | Resettable fuse, polymeric positive temperature coefficient |
|---|
| J2 | Conn_01x03 | Generic connector, single row, 01x03, script generated (kicad-library-utils/schlib/autogen/connector/) |
|---|
| J3 | DE9_Plug_MountingHoles | 9-pin male plug pin D-SUB connector, Mounting Hole |
|---|
| J4 | Barrel_Jack_Switch | DC Barrel Jack with an internal switch |
|---|
| J6 | Conn_01x04 | Generic connector, single row, 01x04, script generated (kicad-library-utils/schlib/autogen/connector/) |
|---|
| L1,L2 | 22u |
|---|
| R1,R5 | 10k |
|---|
| R2-R4 | 510R |
|---|
| R50-R52 | 0R |
|---|
| R53 | 27k |
|---|
| R59,R60 | 2k2 |
|---|
| RV1 | 100k | Trim-potentiometer |
|---|
| TP1-TP5,TP52-TP57 | TestPoint |
|---|