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Miniature Solder-In EMI Filters


Miniature Solder-In C, Pi and L Circuit Filters (9900 Series)

Miniature Solder-in EMI Filters are ideal for microwave applications that perform well in high impedance circuits where large capacitance values are not practical.

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Features

  • Available in C, Pi, and standard L circuit
  • .156 diameter
  • Miniature size to allow effective use of space
  • Standard capacitance values from 5pF to .033µF
  • Voltage ratings to 200 VDC/115 VAC 0–400 Hz
  • Hermetically sealed on one end allows for through-hole sealing between compartments
  • High temperature construction meets MIL-F-28861 solderability and resistance to soldering heat requirements
  • Available in MIL-C-11015 versions
  • Gold plating compatible with gold bonding techniques

Specifications

Applications

  • Signal & data lines
  • DC power lines
  • Microwave applications such as attenuators and oscillators
  • Preform well in high imedance circuits where large capacitance values are not practical

Specifications


Miniature Solder-In C Circuit

Part Number Rated Voltage
125°C
I Amp Min Cap Minimum Insertion Loss (dB)
1
MHz
10
MHz
30
MHz
100
MHz
300
MHz
1
GHz
10
GHz
DC AC
SCI-9900-153 50 - 5 0.015 µF 7 25 30 40 40 60 60
SCI-9900-303 50 - 5 0.030 µF 10 30 35 45 50 55 55
SCI-9910-272 100 - 5 2700 pF - 10 18 25 33 40 50
SCI-9910-502 100 - 5 5000 pF - 15 20 30 35 45 55
SCI-9900-000 200 - 5 4 pF max. - - - - - 10 10
SCI-9920-101 200 115 5 100 pF - - - 3 10 20 28
SCI-9920-501 200 115 5 500 pF - - - 15 22 35 40
SCI-9920-122 200 115 5 1200 pF - 5 10 20 28 35 45

Miniature Solder-In L Circuit

Part Number Rated Voltage
125°C
I Amp Min Cap Minimum Insertion Loss (dB)
1
MHz
10
MHz
100
MHz
1
GHz
10
GHz
DC
SCI-9980-100 200 10 10 pF - - - 7 20
SCI-9980-101 200 10 100 pF - - 5 22 35
SCI-9980-102 200 10 1000 pF - 8 25 40 42
SCI-9980-103 200 10 0.01 µF 8 27 48 65 65
SCI-9980-122 200 10 1200 pF - 8 28 42 50
SCI-9980-152 200 10 1500 pF - 10 28 43 53
SCI-9980-153 200 10 0.015 µF 10 28 50 65 65
SCI-9980-250 200 10 25 pF - - - 13 25
SCI-9980-272 200 10 2,700 pF 8 13 32 45 55
SCI-9980-273 50 10 27,000 pF 13 33 53 75 75
SCI-9980-333 200 10 0.033 µF 13 35 55 75 75
SCI-9980-501 200 10 500 pF - - 18 37 38
SCI-9980-502 200 10 5,000 pF 8 17 35 47 55

Miniature Solder-in Filters Markings


C Circuit Marking

  • 101 Green 100pF
  • 501 Brown 500pF
  • 102 Purple 1000pF
  • 122 White 1200pF
  • 272 Red 2700pF
  • 502 Blue 5000pF
  • 153 Pink 15000pF
  • 000 None 10pF max

L Circuit Marking

  • 100 Violet 10pF
  • 250 Blue 25pF
  • 102 White 1000pF
  • 152 White 1500pF
  • 502 Yellow 5000pF
  • 103 2White .01µF
  • 153 2White .015µF
  • 273 2Red 27000pF
  • 333 2Red .033µF