Difference between revisions of "Kits and Parts Lowpass Filter"

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(Created page with "== Parts and Kits Filter == * [https://kitsandparts.com/lpf.1.5.php 7-pole Universal Low Pass Filter for HF] * [https://kitsandparts.com/PCBs/LPF/filter1.pdf 2nd-Harmonic-Opt...")
 
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[[file:LowPass7MHz_NanoVNA.png]]
 
[[file:LowPass7MHz_NanoVNA.png]]
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=== Caps ===
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{| class="wikitable"
 +
! Mfr. #
 +
! Manufacturer
 +
! Description
 +
|-
 +
| S100K33SL0R63K7R
 +
| Vishay
 +
| Ceramic Disc Capacitors 10pF 3000V 10% SL0 7.5mm LS
 +
|-
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| CC45SL3AD121JYNNA
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| TDK
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| Ceramic Disc Capacitors D: 7mm 1kV 120pF SL 5% LS:5mm
 +
|-
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| CC45SL3AD470JYVNA
 +
| TDK
 +
| Ceramic Disc Capacitors D: 5.5mm 1kV 47pF SL 5% LS:5mm
 +
|-
 +
| CC45SL3AD820JYNNA
 +
| TDK
 +
| Ceramic Disc Capacitors D: 6mm 1kV 82pF SL 5% LS:5mm
 +
|-
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| CC45SL3AD101JYNNA
 +
| TDK
 +
| Ceramic Disc Capacitors D: 6.5mm 1kV 100pF SL 5% LS:5mm
 +
|-
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| CC45SL3AD391JYVNA
 +
| TDK
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| Ceramic Disc Capacitors D: 10.5mm 1kV 390pF SL 5% LS:5mm
 +
|-
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| D471K20Y5PH6UJ5R
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| Vishay
 +
| Ceramic Disc Capacitors 470pF 100V 10%
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|-
 +
| CC45SL3AD271JYVNA
 +
| TDK
 +
| Ceramic Disc Capacitors D: 9mm 1kV 270pF SL 5% LS:5mm
 +
|-
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| CC45SL3AD330JYNNA
 +
| TDK
 +
| Ceramic Disc Capacitors D: 5.5mm 1kV 33pF SL 5% LS:5mm
 +
|-
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| S681K29Y5PN63J5R
 +
| Vishay
 +
| Ceramic Disc Capacitors 680pF 1000V 10% Y5P 5.0mm LS
 +
|-
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| S331K33Y5PR63K7R
 +
| Vishay
 +
| Ceramic Disc Capacitors 330pF 3000V 10% Y5P 7.5mm LS
 +
|-
 +
| S201K33S3NN63L6R
 +
| Vishay
 +
| Ceramic Disc Capacitors 200PF 1KV 10%
 +
|-
 +
|}

Revision as of 10:18, 2 September 2021

Parts and Kits Filter

LPF.1.5.sch.png

LPF.1.5.pcb.png

LowPass7MHz schematic.png

LowPass7MHz.png

Toroid Windings

INDUCTANCE - L1, L3

  • Desired: 1.34 uH
  • Calculated: 1.3 uH (97% of desired) Turns required: 18
  • CORE
  • Part number: T-37-2 (Red)
  • Frequency Range: 1 to 30 MHz
  • u: 10
  • AL: 40 uH/100 turns

INDUCTANCE - L2

  • Desired: 1.22 uH
  • Calculated: 1.2 uH (95% of desired) Turns required: 17
  • CORE
  • Part number: T-37-2 (Red)
  • Frequency Range: 1 to 30 MHz
  • u: 10
  • AL: 40 uH/100 turns

Measured on NanoVVNA

  • 7 MHz LP filter

LowPass7MHz NanoVNA.png

Caps

Mfr. # Manufacturer Description
S100K33SL0R63K7R Vishay Ceramic Disc Capacitors 10pF 3000V 10% SL0 7.5mm LS
CC45SL3AD121JYNNA TDK Ceramic Disc Capacitors D: 7mm 1kV 120pF SL 5% LS:5mm
CC45SL3AD470JYVNA TDK Ceramic Disc Capacitors D: 5.5mm 1kV 47pF SL 5% LS:5mm
CC45SL3AD820JYNNA TDK Ceramic Disc Capacitors D: 6mm 1kV 82pF SL 5% LS:5mm
CC45SL3AD101JYNNA TDK Ceramic Disc Capacitors D: 6.5mm 1kV 100pF SL 5% LS:5mm
CC45SL3AD391JYVNA TDK Ceramic Disc Capacitors D: 10.5mm 1kV 390pF SL 5% LS:5mm
D471K20Y5PH6UJ5R Vishay Ceramic Disc Capacitors 470pF 100V 10%
CC45SL3AD271JYVNA TDK Ceramic Disc Capacitors D: 9mm 1kV 270pF SL 5% LS:5mm
CC45SL3AD330JYNNA TDK Ceramic Disc Capacitors D: 5.5mm 1kV 33pF SL 5% LS:5mm
S681K29Y5PN63J5R Vishay Ceramic Disc Capacitors 680pF 1000V 10% Y5P 5.0mm LS
S331K33Y5PR63K7R Vishay Ceramic Disc Capacitors 330pF 3000V 10% Y5P 7.5mm LS
S201K33S3NN63L6R Vishay Ceramic Disc Capacitors 200PF 1KV 10%
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