This document is a specification sheet for EMI filters produced by Rohm Corporation. It contains information such as product type, size, and packaging.
The BL01/BL02/BL03 series are leaded EMI suppression filters designed for high‑density electronic applications such as micro computers, switching regulators, digital control equipment, car radios and car stereos. They are offered in axial, radial, taped, and bulk formats to suit automatic insertion processes.
Key features include high component density, double‑bead options for improved noise suppression, and a wide operating temperature range. The series is sold through authorized Murata Electronics distributors and is available in both bulk and tape‑and‑reel packaging.
| Permeability (μ) | 550 |
|---|---|
| Saturation Magnetic Flux Density (Bs) | 3100 gauss |
| Coercive Force (Hc) | 0.3 Oe |
| Curie Point (Tc) | 130 °C |
| Temperature Coefficient (α) | 20 × 10⁻⁶ /°C |
| Relative Loss Factor (DF) | 0.5 MHz |
| Resistivity (ρ) | 10⁷ Ω·m |
| Maximum Rated Current (Bulk) | 7 A |
| Maximum Rated Current (Taped) | 6 A |
| Operating Temperature | -25 °C to +85 °C |
They are used in micro computers, switching regulators, digital control equipment, car radios, and car stereos.
The bulk‑packaged units are rated for 7 A, while taped units are rated for 6 A.
They operate from –25 °C up to +85 °C.
They are available through authorized Murata Electronics distributors.