Film Capacitors
General Purpose, Pulse and DC Transient Suppression – R74 Series 125°C Single Metallized Polypropylene, Optimized for AC Applications
Environmental Test Data
Test
IEC Publication
Procedure
Requirements
The capacitors must withstand the voltage without
breakdowns or flashovers and without decreased
insulation resistance below the value in each detail
specification. No visible damage.
60384–1 Clause 4.6
1.6 x VR after 60 seconds
Voltage Proof
2 x VR (minimum 400 VDC to case) after 60
seconds
Clause 4.6 2.3
As above
6 hours with 10 – 500 Hz and 0.75 mm
amplitude or 98 m/s2 depending on
frequency
No visible damage
tanδ ≤ 1.2 x stated value at 100 kHz
Δ C/C ≤ ±0.5 %
Δ C/C ≤ ±0.5%
tanδ ≤ 1.2 x stated value at 100 kHz
Insulation resistance:
Vibration
Bump
60068–2–6 Test Fc
4,000 bumps with 390 m/s2 mounted on
PCB
60068–2–29 Test Eb
≥ 100,000 MΩ for CR ≤ 0.33 µF
≥ 30,000 MΩ • µF for CR > 0.33 µF
Immersion of the terminations into the solder bath shall
be completed in a time not exceeding 1 second and the
terminations shall remain immersed to the specified
depth for 10 + 1 second and then be withdrawn.
∆ C/C ≤ ±1.0 %
Resistance to
Soldering Heat
60068–2–20 Method 1A Solder bath at + 260°C ±5°C with screening
tanδ increase < 0.001
No visible damage
Insulation resistance:
60068–2.2 dry heat 16 hours
60384–1
≥ 100,000 MΩ for CR ≤ 0.33 µF
≥ 30,000 MΩ • µF for CR > 0.33 µF
Δ C/C ≤ ±0.5 %
Climatic Sequence
60068–2–34 damp heat, one cycle
Paragraph 4:21
60068–2–1 Test Aa 2 hours
tanδ ≤ 1.2 x stated value at 100 kHz
56 days no visible damage
Insulation resistance:
Damp Heat
Steady State
≥ 50,000 MΩ for CR ≤ 0.33 µF
≥ 15,000 MΩ • µF for CR > 0.33 µF
Δ C/C ≤ ±1%
60068–2–3 Test Ca
+40°C and 90 – 95% RH
tanδ ≤ 1.2 x stated value at 100 kHz
No visible damage
Δ C/C ≤ ±3%
tanδ ≤ 1.5 x stated value at 100 kHz
Insulation resistance:
Endurance, AC
1,000 hours at +85°C and 1.25 x VR AC
≥ 100,000 MΩ for CR ≤ 0.33 µF
≥ 30,000 MΩ • µF for CR > 0.33 µF
tanδ (100 kHz) ≤ 2 x stated value (100 kHz)
Δ C/C ≤ ±0.5%
Insulation resistance:
≥ 50,000 MΩ for CR ≤ 0.33 µF
≥ 15,000 MΩ • µF for CR > 0.33 µF
60384–17
Paragraph 4.13
10,000 pulses and with (2 x) dV/dt according
to detail specification
Charge and Discharge
Environmental Compliance
All KEMET pulse capacitors are RoHS Compliant.
© KEMET Electronics Corporation • P.O. Box 5928 • Greenville, SC 29606 (864) 963-6300 • www.kemet.com
F3029_R74 125ºC • 4/4/2013
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KEMET [ KEMET CORPORATION ]
