This document is a specification for the C7S-25.000-12-3030-X Quartz Crystal Unit 7 x 5 mm SMD product
The C7S-25.000-12-3030-X is a 7 × 5 mm SMD quartz crystal unit with a metal cap and ceramic base, designed for RoHS‑compliant applications. It is supplied by AKER and identified by part number C7S-25.000-12-3030-X.
Electrical specifications include a nominal frequency of 25 MHz, load capacitance of 12 pF, ESR up to 30 Ω, and a drive level range of 100 µW typical to 500 µW maximum. Mechanical data list the package dimensions and solder reflow characteristics, while temperature ranges cover –40 °C to +85 °C (operating) and –55 °C to +125 °C (storage).
| Nominal Frequency | 25.000 MHz |
|---|---|
| Frequency Tolerance at 25°C | +30 ppm |
| Frequency Stability over Temperature | +30 ppm Max |
| Operating Temperature Range (Extended) | -40 to +85 °C |
| Storage Temperature Range | -55 to +125 °C |
| Aging per Year | +3 ppm Max |
| Load Capacitance | 12 pF |
| Shunt Capacitance (Maximum) | 7 pF |
| Equivalent Series Resistance (ESR) | 30 Ω Max |
| Drive Level | 100 µW Typ – 500 µW Max |
| Solder Reflow Characteristics | +260 °C for 10 s Max |
| Package Dimensions | 7 × 5 mm SMD |
| Package Type | Metal cap, ceramic base |
The nominal frequency is 25.000 MHz.
The load capacitance is 12 pF.
It operates from –40 °C to +85 °C (extended range).
The equivalent series resistance is up to 30 Ω.