# CDR-MIL-PRF-55681 Multilayer Ceramic Chip Capacitors## Features · Military qualified
· High reliability (tested per MIL-PRF-55681)
· Available with Tin/Lead (“Z”, “U”) & Lead (Pb)-free (“W”, “Y”, “M”) terminations
· Wet build process
· Noble Metal Electrode (NME) system
· RoHS compliant & Halogen-free options
## Applications · Avionic systems
· Sonar systems
· Satellite systems
· Missile applications
· GIS & GPS
## Electrical Specifications · Operating Temperature: -55 °C to +125 °C
· Capacitance Range: 1.0 pF to 470 nF
· Voltage Range: 50 VDC to 100 VDC
· Temperature Coefficient of Capacitance (TCC):
- BP: 0 ppm/°C ± 30 ppm/°C
- BX: ±15% or +15%, -25%
· Dissipation Factor (DF):
- BP: 0.15% max
- BX: 2.50% max
· Aging Rate: BP: 0% max/decade, BX: 1% max/decade
· Insulation Resistance (IR): 100,000 MΩ min or 1000 ΩF (whichever is less)
## Quick Reference Data (Example Capacitance & Voltage)
| Style |
Max Voltage (V) |
Min Capacitance |
Max Capacitance |
| CDR01 |
100 |
10 pF |
180 pF |
| CDR02 |
100 |
220 pF |
270 pF |
| CDR03 |
100 |
330 pF |
1.0 nF |
| CDR04 |
100 |
1.2 nF |
3.3 nF |
| CDR06 |
50 |
390 nF |
470 nF |
## Dimensions · Dimensions vary by style (CDR01 - CDR06 & CDR31- CDR36) - see datasheet for detailed dimensions.
## Ordering Information · Determined by style, dielectric, capacitance, voltage rating, tolerance, termination, and failure rate.
## Notes · DC voltage rating should not be exceeded.
· "U" terminations have increased dimensions.
· Pb containing terminations may not be RoHS compliant.