Teflon and Foil Film Capacitors - Electromagnetic Integrated Solutions

 TEFLON AND FOIL FILM CAPACITORS
WRAP AND FILL, CASES, METAL CASE
HERMETICALLY SEALED
TEFLON AND FOIL
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HIGH STABILITY, POLYSTYRENE REPLACEMENT
OPERATING TEMPERATURE = 170ºC
LOW CAPACITANCE CHANGE OVER WIDE TEMPERATURE RANGE
VERY HIGHT INSULATION RESISTANCE
LOW POWER DISSIPATION
SUPERIOR PERFORMANCE – HIGH TRANSPARENCY – LOW DISTORTION
MEETS ALL ENVIRONMENTAL REQUIREMENTS OF MIL-C-25C
AUDIO/VIDEO:
Amplifiers, Preamplifiers, CD Players/DACs, Speakers, Crossovers, Coupling and/or Storage applications, Low dielectric
absorption
PACKAGING OPTIONS:
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Polyester tape wrap with epoxy end fills gives the best possible volume density for this type unit.
Hermetically sealed metal enclosure with axial leads.
Flame retardant cases and epoxy end fills with axial leads and radial leads styles.
LEADS:
Tinned copper (RoHS compliant) is standard and may be soldered or welded in circuit assembly
TEMPERATURE RANGE:
May be operated from -55° to 170°C without derating voltage
ELECTRICAL [NON-DESTRUCTIVE] TESTS:
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Capacitance shall be measured at or referred to 1000 ± 20 Hz at 25 ± 5°C for capacitance values up to and
including 1.0 µf. Capacitance greater than 1.0 MFD shall be measured at 60 ± 6 Hz.
Ref: MIL-STD-202C, Method 305.
Dissipation factor shall be measured as described for capacitance and shall not exceed 0.1% when
measured at 1kHz @ 25C
Insulation resistance measured at rated VDC after a 2 minute charge:
At +25°C 100,000 Megohm-Microfarads need not exceed 200,000 Megohms.
Ref: MIL-STD-202B, Method 302.
Dielectric Strength: Capacitors shall withstand specified DC test potential for 1 minute through a limiting
resistance of 1 Ohm/Volt.
Terminal to Terminal – 150% of DC Rating
Terminal to Case – 200% of DC Rating
Ref: MIL-STD-202C, Method 102A, 104A, 106B.
ENVIRONMENTAL TESTS:
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Vibration: Capacitors will meet or exceed the requirements of MIL-STD-202C, Method 201A.
Moisture Resistance: Capacitors will meet or exceed the requirements of MIL-STD-202C, Method 102A,
104A , 106B.
Life for Test: Will withstand 140% of the Rated DC Voltage at 125°C for 250 hours with not more than 1
failure in 12 units.
Lead Pull Test: The leads on these capacitors shall withstand a steadily applied axial pull of 5 lbs. for one
minute.
CUSTOM DESIGN
Available on short notice – special shapes, values, characteristics, combination sections and networks, Non-Metallic
cases or fabricated steel and brass with glass-to-metal seals. Engineering service is expert and prompt.
Electromagnetic Integrated Solutions
8061 Avonia Road ● Fairview ● Pennsylvania ● 16415
Phone: (814) 474-1571 ● Email: [email protected] ● Web: http://eis.apitech.com