EMI Filters (KNH Series) Features * 0805 Size. Rated Current up to 2A. * Particularly Effective for Filtering Power (Vcc) Lines. Applications * PCs, Laser Printers, Cellular Phone, Power/Signal Lines for LCD Display, Office Equipments * AV Power Supply/Signal Line, TV, VCR, etc. * High current signal Lines How to Order KNH 21 104 - 3 AA q w e r t qSeries wSize EIA (EIAJ) 21: 0805 (2012) eCapacitance Value 104 473 471 221 100nF 47nF 470pF 220pF 101 470 220 100pF 47pF 22pF rQuantity per Reel 3 3000pcs tCode(AA : STD) Dimensions (Unit : mm) 1.250.20 2.00.20 0.850.15 IN-OUT 0.40.30 GND Specification KNH21104 KNH21473 KNH21471 KNH21221 100,000 47,000 470 220 Rated Current (A) Rated Voltage (VDC) Direct-current resistance() 25 0.02 10 0 2.0 2.0 1.0 1.0 50 50 50 0.02 0.08 0.08 Attenuation(dB) Type Attenuation Characteristics Capacitance Value(pF) (+50/-20%) -10 KNH21471 KNH21221 KNH21101 -20 -30 KNH21470 KNH21220 -40 -50 KNH21104 -60 -70 KNH21473 1 10 100 Frequency(MHz) KNH21101 100 1.0 50 0.08 KNH21470 47 1.0 50 0.08 KNH21220 22 1.0 50 0.08 Operating Temperature: -25 to 85(C) 1000 10000 EMI Filters (KNH Series) Attenuation Effect of Power Supply Noise <Electrical Characteristics> * Wide attenuation range including surrounding circuit. KNH series LC filter 60 VDD(3.3V) filter 60 Original 55 50 45 Filter passed 40 35 30 LVC74 25MHz 25 Spectrum attenuation(dBuV) Spectrum attenuation(dBuV) Test circuit Original 55 50 40 35 30 125 225 325 425 525 625 725 825 925 FREQ(MHz) Filter passed 45 25 125 225 325 425 525 625 725 825 925 FREQ(MHz) Test point Recommended land pattern (Unit : mm) Packaging specification * Taping(3000/reel) (Unit : mm) Through Hole 0.3-0.4 8.0 2.30 1.00 0.40 2.00 0.60 Resist 4.0 0.80 1.20 3.20 Conductor Resist