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TCD Specifications
TCD Series
United Chemi-Con, Inc. 9801 W. Higgins Road, Rosemont, IL 60018 Tel 847-696-2000 Fax 847-696-9278 www.chemi-con.com
19
Taping Code: T = Straight Lead; T710 = Crimped Lead.
Optional taping is available for case codes 21, 30, 31 and 41 only.
Capacitance Tolerance: M =
20%; Z =
20% to
80%
Capacitance Value: Expressed in picofarads. The first two digits are
significant figures, and the third digit indicates the number of zeros
following these figures (e.g. 225 = 2,200,000pF = 2.2 F).
Voltage Code: 1E = 25VDC; 1H = 50VDC; 2A = 100VDC; 2E = 250VDC.
Temperature Coefficient: E = Y5U.
Case Code: Refer to dimensions section for standard case sizes.
Series Name: Indicates basic capacitor design.
Part Numbering System for TCD Series When ordering, always specify complete catalog number for TCD Series.
TCD
31
E
1H
225
M
T
Item
Operating Temperature Range
55 to 125 C
Rated Voltage Range
25 to 250VDC
Capacitance Range
0.1 to 100 F
Capacitance Tolerance
20% ( M ) or
20% to
80% ( Z ) at
20
2 C, 1 0.1kHz, and 1 0.2Vrms
Withstand Voltage
No abnormality after applying 250% of the DC rated voltage from terminal-to-terminal and
terminal-to-resin coating for 1 to 5 seconds at
20
2 C.
Insulation Resistance
1,000
Ω•F or 10,000MΩ, whichever is less, after applying the DC rated voltage for 60 5
seconds at
20
2 C.
Dissipation Factor ( Tan )
2.5% maximum at
20
2 C, 1 0.1kHz, and 1 0.2Vrms
Ripple Current
At 125 C, the maximum ripple current at 10kHz -1MHz is specified in the Ratings Tables.
Characteristics
Load Life Test
The following specifications shall be satisfied when the capacitors are restored to
20 C after
applying 200% of the DC rated voltage for 1,000 48, 0 hours at
85
2 C, or 1,000 48, 0
hours at 125
3 C with the initial DC rated voltage applied. After the initial load test, the
withstand voltage shall be tested by applying 250% of the DC rated voltage for 5 seconds.
Appearance
: no abnormality
Capacitance change :
≤ 20% of initial measured value
Tan
(DF)
:
≤ 5%
Insulation resistance : 100
Ω•F or 1,000MΩ, whichever is less
Soldering Heat Resistance
Using H60A or H63A solder at a solder temperature of
350 10 C and a dip time of 3
0.5
seconds at a depth of 2 to 2.5mm from the resin coating, the following specifications shall be
satisfied when the capacitors are restored to
20 C.
Appearance
: no abnormality
Capacitance change :
≤ 15% of initial measured value
Tan
(DF)
:
≤ 2.5%
Solderability
Using H60A or H63A solder at a solder temperature of
235
5 C and a dip time of 2
0.5
seconds, a minimum of 75% of the circumferential surface of the dipped lead wires shall be
covered with new solder.
Humidity Load Life Test
The following specifications shall be satisfied when the capacitors are restored to
20 C after
applying the DC rated voltage for 500 24, 0 hours at
40
2 C, 90 - 95% RH. After the initial
load test, the withstand voltage shall be tested by applying 250% of the DC rated voltage for
5 seconds.
Appearance
: no abnormality
Capacitance change :
≤ 20% of initial measured value
Tan
(DF)
:
≤ 5%
Insulation resistance : 50
Ω•F or 1,000MΩ, whichever is less