Military Surface Mount and
Microwave Capacitors
MIL-PRF-55681/07, /08, /09, /10, /11
HOW TO ORDER
Military Type Designation: Styles CDR31, CDR32, CDR33, CDR34, CDR35
Dash Number Option: MIL-PRF-55681 (Appropriate Dash Number)
CDR31
BP
101
B
K
S
M
MIL Style
Voltage
Temperature
Limits
Capacitance
Code
Rated
Voltage
Capacitance
Tolerance
Termination
Finish
Failure
Rate
MIL Style: CDR31, CDR32, CDR33, CDR34, CDR35
Voltage Temperature Limits:
L
BP = 0 30 ppm/°C without voltage; 0 30 ppm/°C with
rated voltage from -55°C to +125°C
W
D
t
BX = 15ꢀ without voltage; +15, -25ꢀ with rated voltage
from -55°C to +125°C
Capacitance:
Two digit figures followed by multiplier (number of zeros to
be added) e.g., 101 = 100 pF
T
Rated Voltage: A = 50V, B = 100V
Capacitance Tolerance: C = .25 pF, D = .5 pF,
F = 1ꢀ
K = 10ꢀ, M = 20ꢀ
J = 5ꢀ,
Failure Rate Level: M = 1.0ꢀ, P = .1ꢀ,
R = .01ꢀ, S = .001ꢀ
Termination Finish:
M = Palladium/Silver
N = Silver, Nickel, Gold
S = Solder Coated
Packaging: Bulk is standard packaging. Tape and reel per
RS481 is available upon request.
U = Base Metallization/Barrier
Metal/Solder Coated*
W = Base Metallization/Barrier
Metal/Tinned (Tin or Tin/
Lead Alloy)
*Solder shall have a melting point of 200°C or less.
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