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Panasonic EXCCL CXCML CXC3B User's Manual

Summary

Chip Bead Cores are essential EMI filters designed for superior noise suppression across various digital and power electronics applications, including PCs, audio/video gear, and switching supplies. This manual offers comprehensive technical documentation, detailing the specifications, configurations, dimensions, and optimal selection criteria for multiple high-performance bead core types (EXCCL, EXCML, EXC3B). It is an essential resource for electrical engineers and product designers aiming to achieve reliable signal integrity and efficient filtering in complex circuitry.

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Page 1 Text Content

Chip Bead Cores

Chip Bead Cores Type:EXCCL EXCML EXC3B

Features ■ Recommended Applications ● Effective noise suppression for power lines and high ● Digital equipment such as PCs, word processors, speed signal lines print ers, HDD, PCC, CD-ROMs, DVD-ROMs. ● Easy pattern layout on PC Board ● Digital audio and video equipment such as VCRs,

DVC, CD Players, DVD Players.

Type: EXCCL, EXCML ● AC adapters, and switching power supplies.

Low DC Resistance 3 to 8 m typical: Rated ● Electronic musical instruments, and other digital current (3 and 4 Amperes) (type: EXCML) equipment.

● Low impedance

Type: EXC3B ● High impedance for high speed signal line noise ● Increased attenuation ● 60 -1 A, 120 -0.5 A are achieved by using 1608 size (type: EXC3BP)

Type: EXCCL ● Explanation of Part Numbers

Product Code Type Part kind Size Form Suffix

Noise Filter Chip type Bead core Code Dimensions (mm) Code Packing

Embossed Carrier Taping

Design and specifi cations are each subject to change without notice. Ask factory for the current technical specifi cations before purchase and/or use. Should a safety concern arise regarding this product, please be sure to contact us immediately.

Mar. 2008

Page Summary Contents For Panasonic EXCCL CXCML CXC3B User's Manual

Page 1 Chip Bead Cores Chip Bead Cores Type:EXCCL EXCML EXC3B Features ■ Recommended Applications ● Effective noise suppression for power lines and high ● Digital equipment such as PCs, word processors, spee...
Page 2 Chip Bead Cores Construction ■ Dimensions in mm (not to scale)■ Type Dimensions (mm) Mass Ferrite core (Weight) Electrode (inches) [mg/pc.]L EXCCL4532 (1812) EXCCL3225 (1210) EXCCL3216 Type: EXCML ● E...
Page 3 Chip Bead Cores Type: EXC3B ● Explanation of Part Numbers Product Code Type Characteristics Size Nominal Impedance Form Suffix Multilayer High frequency The first two digits are Noise Filter Code Dime...
Page 4 Chip Bead Cores ■ Impedance Characteristics (Reference Data) Measured by HP4291A ,R ,X ,R ,X ,R ,X Z : Impedance R : Resistance X : Reactance ●EXCCL4532U1 (4532) ●EXCML16A270U (1608) Frequency(MHz) F...
Page 5 Chip Bead Cores ■ Impedance Characteristics (Reference Data) Measured by HP4291A ,R ,X ,R ,X ,R ,X Z : Impedance R : Resistance X : Reactance ●EXC3BB221H (1608) ●EXC3BP121H (1608) Frequency(MHz) Freq...
Page 6 Chip Bead Cores Packaging Methods (Taping) ● Standard Quantity Part Number Kind of Taping Pitch (P1) Quantity EXCCL4532U1 8 mm 1000 pcs./reel EXCCL3225U1 2000 pcs./reel EXCCL3216U1 EXCML45A910H Emboss...
Page 7 Chip Bead Cores ■ Recommended Land Pattern Dimensions in mm (not to scale) Te er at ur Part Number EXCCL4532U1 5.4 2.8 EXCCL3225U1 1.7 4.1 2.1 EXCCL3216U1 1.7 4.1 1.2 EXCML45A910H 2.6 to 3 5.5 to 6.5 ...
Page 8 Safety Precautions (Common precautions for EMI Filters, ESD Suppressors, Fuses, and MR Sensors) When using our products, no matter what sort of equipment they might be used for, be sure to make a writ...

Manual Details

Brand Panasonic
Pages 8
File Size 288.13 KB
Published June 04, 2026
36 views

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Frequently Asked Questions

What types of digital equipment can these cores effectively suppress noise in?

They provide noise suppression for PCs, word processors, printers, HDD, CD-ROMs, DVD-ROMs, as well as digital audio/video equipment like VCRs and CD players.

What environmental conditions should I avoid when storing the product?

Do not store them in salty air or environments with high concentrations of corrosive gases (e.g., Cl2, H2S), nor in direct sunlight.

How is the performance guaranteed after shipping?

Performance is generally guaranteed for a year from arrival if stored at 5°C to 35°C and 45% to 85% relative humidity (unless otherwise noted).

What must I do if safety concerns arise regarding this product?

If you encounter any safety concern, you must contact the manufacturer immediately.