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STD HV Differential probe
License: CERN Open Hardware License
Mode: Editors' pick
- 1
Update time：
2023-08-05 01:22:06
Creation time：
2021-03-04 02:02:06
Description
Differential probe for the osciloscope. Desire specs: - 50MHz bandwith - x10 and x100 attenuation - 1KV rated
Didnt builted yet. Not sure if it works properly.
Design Drawing
schematic diagram
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | 10p | C1,C2,C3,C4,C5,C6,C7,C8 | C1206 | 8 |
| 2 | 620p | C9,C10 | C0603 | 2 |
| 3 | 39p | C11,C21 | C0603 | 2 |
| 4 | 56p | C12 | C0603 | 1 |
| 5 | np | C13,C14,C15,C16,C17,C41,C46 | C0603 | 7 |
| 6 | 33p | C18,C19,C20 | C0603 | 3 |
| 7 | 100n | C22,C23,C24,C25,C43,C44,C26,C29,C42,C34 | C0603 | 10 |
| 8 | 4.5-20p | C32,C33 | VOLTRONIZ JZ SERIES | 2 |
| 9 | Test Point | GND,GND1,GND2,IN+,IN-,VCC1,VEE1,2.5V,-2.5V | TESTPOINT | 9 |
| 10 | HDR-F-2.54_1x2 | H1 | SOLDER POINT FOR CABLE | 1 |
| 11 | 73099-2 | J1,J2 | 730992 | 2 |
| 12 | 1M | R1,R2,R3,R4,R5,R6,R7,R8,R9,R10,R11,R12,R13,R14,R15,R16,R17,R18,R19,R20 | R0603 | 20 |
| 13 | 330k | R21,R22 | R0603 | 2 |
| 14 | 31.6k | R23,R27,R28 | R0603 | 3 |
| 15 | 15k | R24,R38,R39,R48 | R0603 | 4 |
| 16 | 4.99k | R25,R26,R36 | R0603 | 3 |
| 17 | 2.94k | R29 | R0603 | 1 |
| 18 | 2k | R30,R35 | R0603 | 2 |
| 19 | 4k7 | R31,R32,R55,R56 | R0603 | 4 |
| 20 | 0 | R33,R34 | R0603 | 2 |
| 21 | 51 | R40 | R1206 | 1 |
| 22 | 100k | R43,R45 | PVG5A | 2 |
| 23 | 1k2 | R44 | R0603 | 1 |
| 24 | 150 | R46 | R0603 | 1 |
| 25 | ESB30B305 | SW3,SW1 | SW-TH_ESB30XXXX | 2 |
| 26 | LMH6723MFNOPB | U2 | SOT23-5 | 1 |
| 27 | OPA2835IRUNT | U1,U7 | TI-RUN10_V | 2 |
| 28 | 1u | C27,C28,C30,C31,C35 | C0805 | 5 |
| 29 | 2.2u | C36,C37 | C0805 | 2 |
| 30 | 10u | C40 | C0805 | 1 |
| 31 | LL4148 | D3,D4,D6,D8,D9 | LL-34_L3.7-W1.6-RD | 5 |
| 32 | Pos | J4 | KEYSTONE 635 | 1 |
| 33 | Neg | J5 | KEYSTONE 635 | 1 |
| 34 | 4.7u | L1 | L0805 | 1 |
| 35 | LED-TH-3mm_R | LED1 | LED-TH_BD3.0_RED | 1 |
| 36 | 2N3904(SOT-23) | Q1,Q2 | SOT-23-3_L2.9-W1.3-P1.90-LS2.4-TR | 2 |
| 37 | 2N3906(SOT-23) | Q3 | SOT-23-3_L2.9-W1.6-P1.90-LS2.8-TR-CW | 1 |
| 38 | 1k | R37 | R0603 | 1 |
| 39 | 75k | R41,R52,R54 | R0603 | 3 |
| 40 | 17.4k | R42 | R0603 | 1 |
| 41 | 120k | R47 | R0603 | 1 |
| 42 | 68k | R49 | R0603 | 1 |
| 43 | 2R2 | R50 | R1206 | 1 |
| 44 | 2.32k | R53 | R0603 | 1 |
| 45 | 10k | R58,R60,R61 | R0603 | 3 |
| 46 | 100 | R62,R63 | R0603 | 2 |
| 47 | 10 | R64,R65 | R0603 | 2 |
| 48 | TL431_C411752 | U4 | SOT-23-3_L2.9-W1.3-P1.90-LS2.4-BR | 1 |
| 49 | TC7660HEOA713 | U5 | SOP-8_L5.0-W3.9-P1.27-LS6.0-BL | 1 |
| 50 | LM358MX/NOPB | U6 | SOIC-8_L4.9-W3.9-P1.27-LS6.0-BL | 1 |
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