The Important Information/Disclaimer is incorporated in the catalog where these specications came from or
available online at www.avx.com/disclaimer/ by reference and should be reviewed in full before placing any order. 109
MIL-PRF-55681/Chips
Part Number Example
CDR31 thru CDR35
T
W
L
Dt
Part Number Example
(example)
MIL Style
Voltage-Temperature
Limits
Capacitance
Rated Voltage
Capacitance Tolerance
Termination Finish
Failure Rate
CDR31 BP 101 B K S M
NOTE: Contact factory for availability of Termination and Tolerance Options for
Specic Part Numbers.
MIL Style: CDR31, CDR32, CDR33, CDR34, CDR35
Voltage-Temperature Limits:
BP = 0 ± 30 ppm/°C without voltage; 0 ± 30 ppm/°C with
rated voltage from -55°C to +125°C
BX = ±15% without voltage; +15 –25% with rated voltage from
-55°C to +125°C
Capacitance: Two digit gures followed by multiplier
(number of zeros to be added) e.g., 101 = 100 pF
Rated Voltage: A = 50V, B = 100V
Capacitance Tolerance: B ± .10 pF, C ± .25 pF, D ± .5
pF, F ± 1%, J ± 5%, K ± 10%,
M ± 20%
Termination Finish:
M = Palladium silver
N = Silver-nickel-gold
S = Solder coated nal with a minimum of 4 percent lead
T = Silver
U = Base metallization-barrier metal-solder coated
(tin/lead alloy, with a minimum of 4 percent lead)
W = Base metallization-barrier metal-tinned
(tin or tin/lead alloy)
Y = Base metallization-barrier metal-tin (100 percent)
Z = Base metallization-barrier metal-tinned
(tin/lead alloy, with a minimum of 4 percent lead)
*See MIL-PRF-55681 Specication for more details
Failure Rate Level: M = 1.0%, P = .1%, R = .01%,
S = .001%
Packaging: Bulk is standard packaging. Tape and reel per RS481 is
available upon request.
CROSS REFERENCE: AVX/MIL-PRF-55681/CDR31 THRU CDR35
Per MIL-PRF-55681 AVX Style Length (L)
(mm)
Width (W)
(mm)
Thickness (T) D Termination Band (t)
Max. (mm) Max. (mm) Min. (mm) Max. (mm)
CDR31 0805 2.00 1.25 1.3 .50 .70 .30
CDR32 1206 3.20 1.60 1.3 —.70 .30
CDR33 1210 3.20 2.50 1.5 —.70 .30
CDR34 1812 4.50 3.20 1.5 —.70 .30
CDR35 1825 4.50 6.40 1.5 —.70 .30
MILITARY DESIGNATION PER MIL-PRF-55681
080620