AC Line EMI Suppression and RC Networks
R49 + R Series Metallized Polypropylene Film, Class X1,
330 VAC with Internal Discharge Resistor
Overview
Applications
The R49 + R Series is constructed of metallized polypropylene
film encapsulated with self-extinguishing resin in a box of
material meeting the requirements of UL 94 V–0.
Typical applications include worldwide use as an electromagnetic
interference suppressor in all X1 and across-the-line applications.
Benefits
• Approvals: ENEC, UL, cUL
• Rated voltage: 330 VAC 50/60 Hz
• Capacitance range: 0.33 – 6.8 µF
• Lead spacing: 27.5 – 37.5 mm
• Capacitance tolerance: ±20%, ±10%, ±5% on request
• Climatic category: 40/110/56, IEC 60068–1
• Tape and reel packaging in accordance with IEC 60286–2
• RoHS Compliant and lead-free terminations
• Operating temperature range of -40˚C to +110˚C
• 100% screening factory test at 2,200 VDC/1,500 VAC
Part Number System
R49
A
R
3330
00
B1
M
E
Rated Voltage
(VAC)
Lead Spacing
(mm)
Lead and
Packaging Code
Capacitance Value of Discharge
Series
Capacitance Code (pF)
Internal Use
Tolerance
Resistor
X1, Metallized
Polypropylene
A = 330
R = 27.5
W = 37.5
Digits 2 – 4 indicate the
first three digits of the
capacitance value.
First digit indicates the
number of zeros to be
added.
See Ordering
Options Table
A1, B1,
B2 (Standard)
J = ±5%
K = ±10%
M = ±20%
470 kΩ = E
680 kΩ = F
1 MΩ = G
1.2 MΩ = L
1.5 MΩ = N
2.2 MΩ = P
3.3 MΩ = Q
4.7 MΩ = S
6.8 MΩ = T
10 MΩ = V
One world. One KEMET
© KEMET Electronics Corporation • P.O. Box 5928 • Greenville, SC 29606 (864) 963-6300 • www.kemet.com
F3013_R49-R_X1_330 • 4/4/2013
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