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CraftPwr
CPRPS24V3A Bench Top Power Supply – an open source, non-commercial lab equipment project under the CREATO Initiative by Craft Power, funded initially by DERBI, designed for educational and non-profit use with commercial-grade performance and safety features.
| Reference | Value | Description |
|---|---|---|
| IC1 | LT8612EUDE#PBF | |
| IC2,IC3 | LT3081ER_PBF | 1.5A Single Resistor Rugged Linear Regulator with Monitors |
| Q1 | SI2309CDS | 60V 1.6A 1.7W 345mohm @ 10V | Siliconix / Vishay SI2309CDS-T1-E3 |
| Q2 | CMST3904 | |
| Q3,Q4 | MMBT3906 | |
| Q5 | FMMT493 | |
| U1 |
| 200mA 2-Terminal Programmable Current Source |
| U2 | LTC3632EDD | Buck Switching Regulator IC Positive or Negative Adjustable 0.8V 1 Output 20mA 8-WFDFN Exposed Pad |
|---|
| C1 | 22uF |
|---|
| C2,C4,C12,C26 | 1uF |
|---|
| C3 | 10uF 50V |
|---|
| C5,C6 | 0.1uF |
|---|
| C7,R12 | (OPT) |
|---|
| C8 | 100uF |
|---|
| C9 | 1nF |
|---|
| C10 | DNP |
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| C11,C13-C17,C20-C25 | 10uF |
|---|
| C18,C19 | 0.01uF |
|---|
| C27 | 39.6uF |
|---|
| D1,D3-D7 | LED |
|---|
| D2 | B140 | Schottky Diode 1A 40V 0.5Vf SMA | Diodes Inc B140-13-F |
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| DNP1,R1,R11 | 5.1K |
|---|
| GND2,TEMP1 | TestPoint |
|---|
| IMON1,TEMP2,Vin1 | 10V-40V | PCB Terminal Screw 2.54mm 20AWG 160V 6A 2 Position COMBICON MPT Series | Phoenix Contact 1725656 |
|---|
| J1 | Conn_02x03_Odd_Even |
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| L1 | 5.5uH |
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| L2 | 470uH |
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| R2 | 2.7K |
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| R3 | 499K |
|---|
| R4 | 54.9K |
|---|
| R5,R29 | 549E |
|---|
| R6 | 60.4K |
|---|
| R7 | 1K |
|---|
| R8,R25,R26,R30,R31,RV1 | 10K |
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| R9 | 200E |
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| R10 | 47.5K |
|---|
| R13,R16,R23,R24 | 1.00K |
|---|
| R14 | 4.99K |
|---|
| R15 | 73.2K |
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| R17 | 11.3K |
|---|
| R18,R19 | 100K |
|---|
| R20 | 806K |
|---|
| R21 | 1.47M |
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| R22 | 280K |
|---|
| R27 | 3.92K |
|---|
| R28 | 100E |
|---|
| R32,R33 | 0.01E |
|---|
| RV2 | 5K |
|---|
| SW1 | SW_SPDT_321 |
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| Vout1 | 0V-24V | PCB Terminal Screw 2.54mm 20AWG 160V 6A 2 Position COMBICON MPT Series | Phoenix Contact 1725656 |
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