Vishay VJ X8R Dielectric Data Sheet
Summary
These are high-reliability VJ X8R Dielectric Surface Mount Multilayer Ceramic Capacitors, engineered for demanding high-temperature applications up to +150°C. The manual serves as a comprehensive technical resource, providing detailed electrical specifications, dimensional guides across multiple package sizes (e.g., 0603, 1210), and precise selection charts. This guide is essential for engineers designing advanced electronics, including high-temperature modules and complex drilling applications, who require guaranteed capacitance stability and performance in extreme thermal environments.
Page 1 Text Content
VJ X8R Dielectric Vishay Vitramon
Surface Mount Multilayer Ceramic Chip Capacitors
for High Temperature Applications
FEATURES
Surface mount, precious metal technology,
Ro HS
wet build process
COMPLIANT
High operating temperature dielectric, up to + 150 °C
Maintain capacity at high temperature for frequency stability
APPLICATIONS
Deephole drilling electronics
High temperature modules
ELECTRICAL SPECIFICATIONS
Note: Electrical characteristics at + 25 °C unless otherwise specified.
Operating Temperature: - 55 °C to + 150 °C Insulation Resistance (IR):
At + 25 °C and rated voltage 100 000 MΩ minimum or
Capacitance Range: 470 p F to 390 µF
1000 ΩF, whichever is less At + 125 °C and rated voltage 10 000 MΩ minimum or
Voltage Rating: 25 Vdc to 50 Vdc
100 ΩF, whichever is less
Temperature Coefficient of Capacitance (TCC):
Dielectric Withstanding Voltage (DWV):
X8R ± 15 % from - 55 °C to + 150 °C
This is the maximum voltage the capacitors are tested for a Dissipation Factor (DF): 1 to 5 second period and the charge/discharge current does not exceed 50 m A.
25 V ratings: 3.5 % maximum at 1.0 Vrms and 1 k Hz
≤ 50 Vdc: DWV at 250 % of rated voltage
50 V ratings: 2.5 % maximum at 1.0 Vrms and 1 k Hz
Aging Rate: 1 % maximum per decade
Document Number: 45006 For technical questions, contact: [email protected] www.vishay.com
Revision: 11-Nov-08
Page Summary Contents For Vishay VJ X8R Dielectric Data Sheet
Manual Details
| Brand | Vishay |
|---|---|
| Pages | 5 |
| File Size | 84.60 KB |
| Published | June 15, 2026 |
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Frequently Asked Questions
What is the maximum operating temperature for these capacitors?
They are rated for a high operating temperature, up to +150 °C.
Are these components suitable for life-sustaining or medical applications?
The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications unless otherwise expressly indicated.
What physical 'case' dimensions are available for ordering?
Available case styles include 0603, 0805, 1206, and 1210 EIA sizes.
What is the most critical warning regarding application usage?
You must ensure that the DC voltage rating is not exceeded in any application.