U Series capacitors are C0G (NP0) chip capacitors specially designed for Ultra low ESR for applications in the communications market. Max ESR and effective capacitance are met on each value producing lot to lot uniformity. Sizes available are EIA chip sizes 0603, 0805, and 1210.
The AVX U Series chip capacitors are C0G (NP0) dielectric devices designed for RF and microwave applications that require ultra‑low equivalent series resistance. The series is offered in standard EIA sizes 0402, 0603, 0805 and 1210, with a range of voltage ratings and tight tolerance options.
The data sheet provides detailed specifications such as capacitance ranges, temperature coefficient, insulation resistance, working voltage, typical ESR values and marking conventions. It also lists military specification compliance and optional designer kits for rapid prototyping.
| Capacitance range (0402) | 0.2 pF to 22 pF @ 1 MHz |
|---|---|
| Capacitance range (0603) | 1.0 pF to 100 pF @ 1 MHz |
| Capacitance range (0805) | 1.6 pF to 160 pF @ 1 MHz |
| Capacitance range (1210) | 2.4 pF to 1000 pF @ 1 MHz |
| Temperature coefficient (TC) | 0 ± 30 ppm/°C (‑55 °C to +125 °C) |
| Insulation resistance (IR) | ≥10 MΩ·min @ 25 °C |
| Working voltage (0603) | 200 WVDC, 100 WVDC, 50 WVDC |
| Typical ESR (0805) | See Performance Curve, page 130 |
| RoHS compliance | Yes |
The temperature coefficient is 0 ± 30 ppm/°C over a range of –55 °C to +125 °C.
The 0603 size is available with 200 WVDC, 100 WVDC, and 50 WVDC ratings.
The 0805 package covers capacitance values from 1.6 pF to 160 pF at 1 MHz.
Yes, the U Series capacitors meet RoHS compliance requirements.