K9HZ 100W
About the K9HZ 100W PCB
K9HZ 100W is an open source PCB design by DRWJSCHMIDT, published on GitHub. It is a 2-layer board measuring 125 × 83.7 mm, with 79 components from 47 distinct parts.
Other key parts include the AP7381-33Y-13, MCP3021A0T-E/OT, ZXCT1010 and L4931CDT50. By type, the board carries 34 capacitors, 18 resistors, 7 diodes, 5 transistors, 5 connectors and 4 ICs.
From the project
K9HZ Electronic Kits
Main components on the K9HZ 100W
K9HZ 100W bill of materials (BOM)
79 components, 47 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | AP7381-33Y-13 | SOT-89-3 | U2 |
| 1 | MCP3021A0T-E/OT | SOT-23-5_HandSoldering | U3 |
| 1 | ZXCT1010 | SOT-23-5 | U4 |
| 1 | L4931CDT50 | SO-8_3.9x4.9mm_P1.27mm | U5 |
| 1 | BSS84 | SOT-23 | Q1 |
| 1 | BS170 | TO-92_Inline | Q2 |
| 1 | BD677 | TO-126-3_Horizontal_TabUp | Q3 |
| 1 | RD100HHF1C | RD100HHF1-suspended | Q4 |
| 1 | RD100HHF1C | RD100HHF1-suspended-v2 | Q5 |
| 1 | BANDS | IDC-Header_2x05_P2.54mm_Vertical | J1 |
| 1 | RF_IN | SMA_Amphenol_901-144_Vertical | J2 |
| 1 | 12V, 20A | TerminalBlock_bornier-2_P5.08mm | J4 |
| 1 | RF_OUT | SMA_Amphenol_901-144_Vertical | J5 |
| 1 | Temp monitor | PinHeader_1x04_P2.54mm_Vertical | J7 |
| 2 | 2.2k | Potentiometer_Bourns_3296W_Vertical | RV1, RV2 |
| 1 | BN43-2402 | Toroid_6Pin_BN-43-2402_7mm_6.2mm | T1 |
| 1 | BN43-3312 | Toroid_6Pin_BN-43-3312_19.5mm_25.4mm | T2 |
| 1 | 7.1V 1W | D_SOD-323_HandSoldering | D1 |
| 2 | 1N4148 | D_SOD-523 | D2, D3 |
| 4 | 3.6V | D_DO-35_SOD27_P7.62mm_Horizontal | D6, D7, D8, D9 |
Show 27 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | FB | L_Axial_L5.3mm_D2.2mm_P7.62mm_Horizontal_Vishay_IM-1 | L2 |
| 1 | 5.21UH FB | L_1206_3216Metric_Pad1.22x1.90mm_HandSolder | L3 |
| 12 | 0.1uF 50V | C_1206_3216Metric | C2, C4, C7, C9, C10, C15, C18, C20 +4 |
| 1 | 2.2uF 6V | C_1206_3216Metric | C3 |
| 1 | 1uF 16V | C_1206_3216Metric | C5 |
| 1 | 10uF 6V | C_1206_3216Metric | C6 |
| 4 | 0.1uF | C_1206_3216Metric | C11, C12, C13, C14 |
| 2 | 1uF 50V | C_1206_3216Metric | C16, C17 |
| 3 | 0.01uF 50V | C_1206_3216Metric | C19, C21, C22 |
| 2 | 4.7nF 100V | C_1206_3216Metric | C25, C26 |
| 2 | 470pF 500V | C_1812_4532Metric_Pad1.57x3.40mm_HandSolder | C27, C28 |
| 1 | 0.1uF 500V | C_1812_4532Metric_Pad1.57x3.40mm_HandSolder | C29 |
| 2 | 100 pF 50V | C_1206_3216Metric | C32, C33 |
| 1 | 200pF 50V | C_1206_3216Metric | C34 |
| 2 | 100pF 500V | C_1812_4532Metric_Pad1.57x3.40mm_HandSolder | C35, C36 |
| 2 | 5k6 | R_1206_3216Metric | R4, R5 |
| 1 | 3.0k 1% | R_1206_3216Metric | R7 |
| 1 | 0.005 Ohm 4W | R_2010_5025Metric_Pad1.40x2.65mm_HandSolder | R8 |
| 1 | 3k | R_1206_3216Metric | R9 |
| 1 | 510R | R_1206_3216Metric | R10 |
| 1 | 6k8 | R_1206_3216Metric | R11 |
| 2 | 10R | R_1206_3216Metric | R12, R13 |
| 1 | 200R 2W | R_Axial_DIN0411_L9.9mm_D3.6mm_P12.70mm_Horizontal | R14 |
| 2 | 220R | R_1206_3216Metric | R15, R17 |
| 2 | 1k | R_2010_5025Metric_Pad1.40x2.65mm_HandSolder | R16, R18 |
| 2 | 150R 3W | R_Axial_DIN0614_L14.3mm_D5.7mm_P25.40mm_Horizontal | R19, R20 |
| 2 | 2.2k | R_2010_5025Metric_Pad1.40x2.65mm_HandSolder | R21, R22 |
K9HZ 100W design files
The KiCad project lives in the DRWJSCHMIDT/K9HZ repository on GitHub; these links point at the commit this page was built from.
K9HZ 100W: common questions
How big is the K9HZ 100W PCB?
The K9HZ 100W measures 125 × 83.7 mm, has 2 copper layers and is 1.24 mm thick.
How many components are on the K9HZ 100W?
79 components, from 47 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 K9HZ 100W design files?
From the DRWJSCHMIDT/K9HZ repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.
Can I use the K9HZ 100W design in my own project?
The repository has no license, so all rights stay with DRWJSCHMIDT. Use it as a reference, and ask the author before reusing the design.
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