MIL-PRF-55681/Chips
Part Number Example
CDR31 thru CDR35
MILITARY DESIGNATION PER MIL-PRF-55681
Part Number Example
(example) CDR31 BP 101
B
K
S
M
L
W
D
t
MIL Style
Voltage-temperature
Limits
Capacitance
T
Rated Voltage
Capacitance Tolerance
Termination Finish
Failure Rate
NOTE: Contact factory for aꢂailability of Termination and Tolerance Options for
Specific Part Numbers.
MIL Style: CDR31, CDR32, CDR33, CDR34, CDR35
Termination Finish:
Termination Finish:
Voltage Temperature Limits:
BP = 0 30 ppmꢀ/C ꢁithout ꢂoltageꢃ 0 30 ppmꢀ/C ꢁith
rated ꢂoltage from -55/C to +125/C
M = Palladium silꢂer
N = Silꢂer-nickel-gold
S = Solder coated final ꢁith a minimum of 4 percent lead
T = Silꢂer
U = Base metallization-barrier metal-solder coated
(tinꢀlead alloy, ꢁith a minimum of 4 percent lead)
W = Base metallization-barrier metal-tinned
(tin or tinꢀlead alloy)
BX = 15ꢄ ꢁithout ꢂoltageꢃ +15 ꢅ25ꢄ ꢁith rated ꢂoltage
from -55/C to +125/C
Capacitance: Tꢁo digit figures folloꢁed by multiplier
(number of zeros to be added) e.g., 101 = 100 pF
Y = Base metallization-barrier metal-tin (100 percent)
Z = Base metallization-barrier metal-tinned
(tinꢀlead alloy, ꢁith a minimum of 4 percent lead)
Rated Voltage: A = 50V, B = 100V
Capacitance Tolerance: B .10 pF, C .25 pF, D .5
pF, F 1ꢄ, ꢆ 5ꢄ, ꢇ 10ꢄ,
*See MIL-PRF-55681 Specification for more details
M
20ꢄ
Failure Rate Level: M = 1.0ꢄ, P = .1ꢄ, R = .01ꢄ,
S = .001ꢄ
Packaging: Bulk is standard packaging. Tape and reel
per RS481 is aꢂailable upon request.
Not RoHS Compliant
CROSS REFERENCE: AVX/MIL-PRF-55681/CDR31 THRU CDR35
Thickness (T)
D
Termination Band (t)
Per MIL-PRF-55681 AVX
Length (L) Width (W)
(Metric Sizes)
Style
(mm)
(mm)
Max. (mm)
Min. (mm) Max. (mm) Min. (mm)
CDR31
CDR32
CDR33
CDR34
CDR35
0805
1206
1210
1812
1825
2.00
3.20
3.20
4.50
4.50
1.25
1.60
2.50
3.20
6.40
1.3
1.3
1.5
1.5
1.5
.50
—
—
—
—
.70
.70
.70
.70
.70
.30
.30
.30
.30
.30
105