Portable-Voltage-Standard
MPlasson
Portable voltage reference module, based on the REF7050 chip from Ti
Components (24)
| Reference | Value | Description |
|---|---|---|
| Q1,Q2 | AP2302B | 20V 2.8A 0.055Ω@2.5V,2A 350mW 1.2V 1 N-channel SOT-23 MOSFETs ROHS |
| Q3 | AP2301B | 20V 2A 0.16Ω@2.5V,1A 750mW 0.95V 1 piece P-channel SOT-23 MOSFETs ROHS |
| U1 | REF7050 | |
| U2 | NCS333 | |
| U3 | LM4040DBZ-2.5 | 2.500V Precision Micropower Shunt Voltage Reference, SOT-23 |
| BT1 | 9V_Battery | Multiple-cell battery |
| C1,C2,C5,C6 | 100nF | Unpolarized capacitor |
| C3,C7 | 22uF | Unpolarized capacitor |
| C4 | 10uF | Polarized capacitor |
| C8 | 1uF | Unpolarized capacitor |
| D1 | K14 | Schottky diode, filled shape |
| D2 | LOW_VOLTAGE | Light emitting diode, filled shape |
| D3 | POWER_GOOD | Light emitting diode, filled shape |
| J1 |