Reilability Test for Multilayer Chip


Item

Specification

Test Conditions

Operating
Temperature range
-25C to +85C
( -13F to 185F )
Storage
Temperature range
-40C to +85C
( -40F to 185F )
0 to +60C ( 32F to 140F )
( in Tape and Reel packaging )
 
Soldering
Heat resistance
The chip should not crack,
more than 75% of the
terminal electrode should
be covered with solder.

Impedance: Within
20%
of the intial Value
Preheat: 120C to 150C ( 248F to
                320F ) for 60 seconds.
Solder: H63A ( eutectic solder )
Solder temperature: 260
5C ( 500 41F)
                                    Flux: Rosin
Dip time: 10
0.5 seconds
Solderability More than 90% of the
terminal electrode
should be covered with
new solder.
Preheat: 120C to 150C ( 248F to
                320F ) for 60 seconds.
Solder : H63A ( eutectic solder )
Solder temperature: 230C
5C ( 446F 9F)
Flux: Rosin
Dip time: 4
1 seconds
Terminal strength The terminal electrode
and the ferrite should
not be damaged by the
force applied on the
right conditions.


Type

W - (kgf)

Time (sec.)

EF 160808

0.5

30 5

EF 201209

0.6

30 5

EF 321611

1.0

30 5

EF 321616

1.0

30 5

EF 322513

1.0

30 5

EF 451616

1.0

30 5

EF 453215

1.5

30 5

 

Bending strength The ferrite should not be
damaged by force
applied on the right.
conditions.


Type

A- mm
(Inches)

P - (kgt)

EF 160808

1.0(0.04)

0.5

EF 201209

1.4(0.06)

1.0

EF 321611

2.0(0.08)

2.0

EF 321616

2.0(0.08)

2.5

EF 322513

2.0(0.08)

2.5

EF 451616

2.7(0.11)

2.5

EF 453215

2.7(0.11)

2.5

 

 

Item

Specification

Test conditions

Thermal shock Per EFZ Series
Impedance should be
within
20% of the
initial value

Per EF Series
No mechanical damage
Inductance should be
within
5% of the initial
value and Q shall be
within
30% of the
initial value.

Temperature: -40C, +85C for 30 minutes each
Cycle: 100 cycles
Measurement: After placing for 24 hours Min.
High temperature
Resistance
Temperature: 85 2 C
Testing time: 1008
12 hours
Measurement: After placing for 24 hours Min.
Humidity resistance Humidity: 90 to 95% RH
Temperature: 40
2 C
Testing time: 1008
12 hours
Measurement: After placing for 24 hours Min.
Flexure strength The terminal electrode
and the ferrite must
not be damaged by
the forces applied
on the right conditions.
Unit: mm (inch)

A : 1.0 ( 0.030 )

EF 160808

2.0 (0.079 )

EF 201209

EF 321611

EF 321616

EF 322513

EF 451616

EF 453215