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116

Surface Mount

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Capacitors

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High Voltage Ceramic Chip Capacitors
Type CFH

∆

Features

• Surface Mount
• Rated Voltage: 250 VAC, 3000VDC
• Chip Size: 1808, 1812

∆

Applications

• Suitable for wave and reflow soldering
• Use in mobile, facsimile, telephone and other

telecom electronic equipment where lightning

surges occur.

∆

Dimensions

Size

1808

1812

4.60±0.30

0.30± 4.60

(in)

(0.181±0.12)

(0.12±0.181)

2.00±0.20

0.20±3.20

(in)

(0.080±0.008) (0.008±0.126)

0.64±0.38

(in)

(0.025±0.015) (0.015±0.025)

2.20

2.70

(in)

(0.087)

(0.106)

(L) Length

(W) Width

(E) Termination

(T) Thickness

Size

Length / Width

Volt

Capacitance

1812

L: 4.60±0.030mm (0.181±0.012)
W: 3.20±0.030mm (0.126±0.012)

250

300pF-2700pF

X2Y3 - TUV/UL

250

150pF-1000pF

X2Y3 - SEMKO

250

150pF-1800pF

X2Y3 - TUV/UL

250

5.0pF-220pF

X2Y3 - SEMKO

250

3pF-1000pF

X2Y3 - TUV/UL

L: 4.60±0.030mm (0.181±0.012)
W: 2.00±0.020mm (0.080±0.008)

1808

X7R

NPO

1808

L: 4.60±0.030mm (0.181±0.012)
W: 2.00±0.020mm (0.080±0.008)

∆

Specifications

Type

CFH

High Voltage Ceramic Chip Capacitors

Liberty Bell Components, Inc. 11631 Seaboard Circle, Stanton, CA 90680 (888)820-8885

Fax: (888)820-8884 email: sales@libertycomponents.com website: www.libertycomponents.com

117

ito

Surface Mount

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Capacitors

High Voltage Ceramic Chip Capacitors
Type CFH

∆

Electrical

Test

Test Conditions

Post-Test Inspection Requirements
Class I:

∆

C: 0±30ppm/°C

Class II:

∆

≤

±15%

Class I:

1MHz, 1Vrms

Class II:

1KHz, 1Vrms

Class I:

1MHz, 1Vrms

≤

0.1%

Class II:

1KHz, 1Vrms

≤

2.5%

Class I:

After 60 sec charging at 500V (DC)
25°C, 55% RH max.

≥

100G

≥

1000M

Whichever is smaller

Class II:

After 60 sec charging at 500V (DC)
25°C, 55% RH max.

≥

10G

≥

100M

Whichever is smaller

Impulse Voltage

Each Individual Capacitor shall be
subjected to a 2.5KV(X2/Y3)
impulse

No breakdown or failure

Withstanding Voltage

Test 1.5KV AC for 60 sec

No breakdown or failure

Capacitance is within specified tolerance

Dissipation Factor

(D.F.) and Tangent of

Loss Angle (tan

)

Insulation Resistance

(I.R.)

Operating temp. range: -55 to +125°C

Temperature

Coefficients

Capacitance

Type

CFH

High Voltage Ceramic Chip Capacitors

Liberty Bell Components, Inc. 11631 Seaboard Circle, Stanton, CA 90680 (888)820-8885

Fax: (888)820-8884 email: sales@libertycomponents.com website: www.libertycomponents.com

118

Surface Mount

ito

Capacitors

ito

High Voltage Ceramic Chip Capacitors
Type CFH

∆

Environmental

Test Test

Conditions

∆

C/C:

≤

±2.5% or 0.25pF

whichever is larger
I.R.: More than 10G

D.F.:

≤

2.5%

∆

C/C:

≤

10%

I.R.: More than 1G

D.F.:

≤

2.5%

∆

C/C:

≤

±5%

I.R.: More than 1G

D.F.:

≤

0.25%

∆

C/C:

≤

10%

I.R.:

≥

or 50M

whichever is smaller
D.F.:

≤

2.5%

∆

C/C:

≤

±5% or 0.5pF

whichever is larger
I.R.: More than 10G

D.F.:

≤

2.5%

∆

C/C:

≤

10%

I.R.:

≥

or 50M

whichever is smaller
D.F.:

≤

Adhesion Strength of
Termination

Capacitors mounted on a substrate. A
force of 5N applied perpendicular to the
place of substrate and parallel the line
joining the center of terminations for 10±1
sec.

Resistance to Flexure
Stress

Capacitors mounted on a substrate. The
board shall then be bent by 1mm at a rate
of 1mm/sec.

Active Flammability

The capacitor is applied Ur(250VAC).
Then each sample shall be subjected to
20 discharges from a tank capacitor,
charge to a voltage that, when
discharged, places Ui 2500V for X

, Ui

5000V for X

across the capacitor

under test. The interval between
successive discharges shall be 5 sec.

No Visible Damage

Change in capacitance is less than 10%

The cheese cloth shall not burn with a flame.

No Visible Damage

Class I:

Class II:

Humidity Test
(Damp heat, steady state)

Preconditioning 500

+24

-0

hr. at 40 ± 2°C,

90~95% relative humidity.
The capacitor with rated voltage
(250VAC) applied.
Recovery: 12 ± 1hr.

Post-Test Inspection Requirements

At least 75% of termination area should be well
tinned

Immersed in Solder bath at 245 ± 5°C for
5 ± 0.5 sec.

No Visible Damage

Class I:

No Visible Damage

Class I:

Class II:

Endurance
(Life Test)

Class II:

Resistance to Soldering
Heat

Immersed in Solder bath at 245 ± 5°C for
5 ± 0.5 sec.
Recovery: 12 ± 1hr.

Preconditioning 1000

+48

-0

hr. at upper

category temperature applied at:
1.25U

(X1,X2) or 1.7U

(Y2,Y3)

Once every hour the voltage shall be
increased to 1000Vrms for 0.1 sec.
Recovery: 12 ± 1hr.

Solderability

Type

CFH

High Voltage Ceramic Chip Capacitors

Liberty Bell Components, Inc. 11631 Seaboard Circle, Stanton, CA 90680 (888)820-8885

Fax: (888)820-8884 email: sales@libertycomponents.com website: www.libertycomponents.com

119

ito

Surface Mount

ito

Capacitors

High Voltage Ceramic Chip Capacitors
Type CFH

∆

Ordering

CFH 1808 N - 100

J - 302 E D G

(1)

(2) (3)

(4)

(5)

(6) (7) (8) (9)

(1)

Series CFH:

X2Y3

1808
1812

N: COG (1BCG)

X: X7R (2R1)

(4)

Capacitance Code

Code Tolerance

C ±0.25pF
D ±0.5pF

F ±1%

G ±2%

J ±5%

K ±10%

M ±20%

Z +80%

-20%

(6)

Rated Voltage Code

302: 3000V

TR: Tape and Reel, Cardboard Tape

ER: Tape and Reel, Embossed Tape

No Code: Bulk

Code Tolerance

(mm)

B 0.71-0.90
C 0.91-1.30
D 1.31-1.50
E 1.51-1.80
F 1.81-2.20

G 2.21-2.70

(9)

Special Code

G: Cd/Pb Free

Capacitance expressed in pF. First two digits are significant
figures. The third Digit denotes number of zeros. Use R for
decimal point for values less than 10pF. (eg. R47: 0.47pF)

Other Tolerances Available Upon Request

(2)

Size Code

(3)

Dielectric Code

(5)

Tolerance Code

(8)

Thickness Code

(7)

Packaging Code

Type

CFH

High Voltage Ceramic Chip Capacitors

Liberty Bell Components, Inc. 11631 Seaboard Circle, Stanton, CA 90680 (888)820-8885

Fax: (888)820-8884 email: sales@libertycomponents.com website: www.libertycomponents.com