Multilayer Ceramic Capacitor - General

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*

THE INITIAL VALUE OF HIGH DIELECTRIC CONSTANT SERIES SHALL BE MEASURED

AFTER THE HEAT TREATMENT OF 150 +0/-10℃, 1Hr AND SITTING OF 48±4hr AT ROOM TEMPERATURE & ROOM HUMIDITY.

NO

ITEM

PERFORMANCE

TEST CONDITION

11

SOLDERABILITY

MORE THAN 75% OF THE TERMINAL

SURFACEISTOBESOLDEREDNEWLY,

SO METAL PART DOES NOT COME

OUT OR DISSOLVE

IN PB--FREE PART, MORE THAN 95%

OF THE TERMINAL SURFACE IS TO BE

SOLDERED NEWLY

SOLDER TEMPERATURE : 230±5℃

DIP TIME : 3±1Sec

SOLDER

: H63A

FLUX

: RMA TYPE

*PB-FREE

SOLDER TEMPERATURE : 260±5℃

SOLDER : Sn96.5-3Ag-0.5Cu

Flux : RMA TYPE

DIPTIME:3±0.1Sec

* PRE-HEATING : AT 80~120℃ FOR

10~30SEC.

12

RESISTANCE

TO

SOLDERING

HEAT

APPEARANCE

NO MECHANICAL DAMAGE

SHALL OCCUR

DIP : SOLDER TEMPERATURE OF

270±5℃

DIPTIME:10±1 SEC.

EACH TERMINATION SHALL BE FULLY

IMMERSED AND PREHEATED

AS FOLLOWING:

MEASURE AT ROOM TEMP. AFTER

COOLING FOR

CLASSⅠ :24 ± 2 HOURS

CLASSⅡ :48 ± 4 HOURS

CAPACITANCE

CHARACTERISTIC

CAP. CHANGE

CLASSⅠ

WITHIN ±2.5% OR

±

0.25㎊ WHICHEVER

IS LARGER

CLASSⅡ

A,B

WITHIN ±7.5%

F

WITHIN ±20%

Q

CLASS Ⅰ

30㎊ AND OVER : Q≥ 1000

LESS THAN 30㎊ :Q≥ 400+20×C

Tanδ

CLASS Ⅱ

TO SATISFY THE SPECIFIED

INITIAL VALUE

INSULATION

RESISTANCE

TO SATISFY THE SPECIFIED

INITIAL VALUE

WITHSTANDING

VOLTAGE

TO SATISFY THE SPECIFIED

INITIAL VALUE

13

VIBRATION

TEST

APPEARANCE

NO MECHANICAL DAMAGE SHALL

OCCUR.

BENDING SHALL BE APPLIED TO

THE LIMIT(1mm) WITH 0.3mm/SEC.

KEEP THE TEST BOARD AT THE LIMIT

POINT IN 5 SEC., THEN MEASURE

CAPACITANCE.

THE ENTIRE FREQUENCY RANGE, FROM 10

TO 55Hz AND RETURN TO 10Hz, SHALL BE

TRAVERSED IN 1 MINUTE.

THIS CYCLE SHALL BE PERFORMED 2

HOURS IN EACH THERE MUTUALLY

PERPENDICULAR DIRECTION,

FOR TOTAL PERIOD OF 6 HOURS.

CAPACITANCE

CHARACTERISTIC

CAP. CHANGE

CLASS Ⅰ

WITHIN ±2.5% OR

±

0.25㎊

WHICHEVER

IS LARGER

CLASS

Ⅱ

A,B

WITHIN ±5%

F

WITHIN ±20%

Q

CLASS Ⅰ

30㎊ AND OVER : Q≥ 1000

LESS THAN 30㎊ :Q≥ 400+20×C

Tanδ

CLASS Ⅱ

TO SATISFY THE SPECIFIED

INITIAL VALUE

INSULATION

RESISTANCE

TO SATISFY THE SPECIFIED

INITIAL VALUE

STEP

TEMP.(℃)

TIME

(SEC.)

1

80~100

60

2

150~180

60

CHAR.

FREQUENCY RANGE

A,B,C,F

10Hz → 55Hz → 10Hz

CHAR.

TRAVERSED TIME

A,B,C,F

1min