This document introduces the features and characteristics of the B37979N series multilayer ceramic capacitors, including product type, size, package, rated voltage, and dielectric strength.
This datasheet provides the technical specifications for Murata's B37979N series of leaded multilayer ceramic capacitors with X7R dielectric. It includes capacitance ranges, rated voltage options, temperature characteristics, insulation resistance, dissipation factor, and operating temperature limits.
The document also lists physical dimensions, lead spacing options (2.5 mm and 5.0 mm), packaging types (ammo, reel, bulk) and detailed ordering codes for various capacitance values and voltage ratings. This manual is written in Chinese.
| Capacitance range | 470 pF – 1 µF (E6 series) |
|---|---|
| Rated voltage | 50 VDC, 100 VDC |
| Temperature characteristic | X7R |
| Insulation resistance at +25 °C | > 10⁵ MΩ |
| Insulation resistance at +125 °C | > 10⁴ MΩ |
| Dissipation factor (tan δ) | < 25 × 10⁻³ |
| Operating temperature range | –55 °C to +125 °C |
| Lead spacing | 2.5 mm or 5.0 mm |
| Dimensions (example) | 5.5 × 5.0 × 2.5 mm |
| Packaging | Ammo packing, Reel packing, Bulk |
The B37979N series is available with rated voltages of 50 VDC and 100 VDC.
Capacitance values range from 470 pF up to 1 µF, following the E6 series.
All B37979N capacitors use X7R dielectric material.
The capacitors operate from –55 °C to +125 °C.