Type CMX
Safety certified X2 & X1/Y2 multi-layer ceramic capacitor

Features

  • Small size & high capacitance
  • Suitable for reflow soldering
  • Surface mount
  • Safety standard approval by EN 132400 & UL 60950-1
  • Certified to: UL E 245466; TUV 50082160, 50223394
  • RoHS compliant and Lead (Pb) free option

Applications

  • Modem
  • Facsimile
  • Telephone
  • Other telecommunication equipment
  • Lighting
  • Surge protection
  • EMI filtering and isolation

Part Number Example

CMX-2K0/102KX1808TAFF
Type Safety class Capacitance
code (pF)
Tolerance
code
Dielectric
material
Case
size
Package
code
OptionRoHS
compliant
Safety class: 2K0 = X2 250Vrms; 2K5 = X2 305Vrms; 5K0 = X1/Y2 250Vrms; 6K0 = X1/Y2 for sizes 2208, 2211 & 2220 only.
Capacitance Code: First two digits represent significant figures, third digit represents multiplier (number of zeros).
Dielectric Material: N = NP0; X = X7R
Package Code: T = 7” Tape & Reel; T13 = 13” Tape & Reel; W = Waffle.
Option: Blank=Standard; F=Flex term.; AC=Arc protected; AF=Arc protected & Flex term.

General Specifications

ItemPerformance
Operating temperatureNP0: -55°C to +125°C
X7R: -55°C to +125°C
Capacitance range2pF to 0.056µF
Capacitance toleranceNP0: (2pF - 8.2pF) ±0.25pF / ±0.5pF
NP0: (10pF - 1,200pF) 1% / 10% / 2% / 5%
X7R: (100pF - 0.056µF) 10% / 20% / 5%
Rated voltage range (rms)250 VAC to 305 VAC
Temperature characteristics<30ppm/°C from -55°C ~ +125°C (EIA Class I) (NP0).
<±15% &Delta;°C maximum from -55°C ~ +125°C (EIA Class II) (X7R).
Withstanding voltage (between leads)Applied Voltage 1075VDC (4.3 x rated Vrms) (X Capacitor) for 1 second.
Applied Voltage 1500VAC (Y Capacitor) for 60 second.
Minimum insulation resistance10GΩ
Aging rateNP0: 0%, X7R: 1% per decade hour, typical (X7R).
Climatic category-55~125°C
ImpulseX2: 2.5KVDC, Y2: 5KVDC - 3 times

Safety detail specification

EN 60384-1 : 2001
EN 60384-14 : 2005
Meets the electrical requirements and certification for equipment requiring Class X2.
IEC 60950-1 : 2005 Component certified for equipment requiring IEC 60950 compliance.
IEC 60384 1999
IEC 60384-14 : 2005
Component certified for equipment requiring IEC-384 compliance.
UL 60950-1 : 2007
2nd Edition
TNV/SELV isolation capacitors certified To UL 60950.

Dimensions


Size mm (in)

size length width thickness endband
18084.57 (0.180)2.01 (0.079)2.21 (0.087)0.31 (0.012)
18124.60 (0.181)3.20 (0.126)3.00 (0.118)0.31 (0.012)
22085.59 (0.220)2.01 (0.079)2.54 (0.100)0.31 (0.012)
22115.59 (0.220)2.79 (0.110)3.00 (0.118)0.31 (0.012)
22205.59 (0.220)5.00 (0.197)3.00 (0.118)0.31 (0.012)
28257.11 (0.280)6.35 (0.250)3.00 (0.118)0.31 (0.012)

MINIMUM/MAXIMUM CAPACITANCE VS. SIZE

TC Safety
rating
VAC Size
180818122208221122202825
NP0X1/Y22502pF to 330pF2pF to 680pF2pF to 330pF2pF to 1,000pF2pF to 1,200pF
NP0X22502pF to 1,000pF
X7RX1/Y2250150pF to 1,000pF130pF to 1,000pF100pF to 1,000pF100pF to 4,700pF100pF to 4,700pF
X7RX2250150pF to 2,200pF330pF to 4,700pF 150pF to 0.033µF0.047µF to 0.056µF
X7RX2305 150pF to 0.022µF