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SMD Varistor/KG

Reliability Test

No.

Items

Requirements

Test Methods and Remarks

4

Adhesion of

electrode

The termination and body should be no

damage.

规格型号

Part Number

施加力

Applied

force

保持时间

Keep time

1005

4N

10±1S

1608

5N

10±1S

2012

6N

10±1S

3216

10N

10±1S

3225 、 4532 、

5750、8063、1080

15N

10±1S

5

Low

temperature

resistance

No mechanical damage.

Varistor voltage change within±5%

Temperature: -55±2℃

Testing time: 500

24

0

+

－

h

6

Bending

strength

No mechanical damage.

Varistor voltage change within±10%

Warp: 2mm

Testing board: glass epoxy-resin substrate

Thickness: 0.8mm

7

Drop

No mechanical damage.

Varistor voltage change within±5%

Drop 10 times on a concrete floor from a high of

1m.

8

Vibration

No mechanical damage.

Varistor voltage change within±5%

Amplitude modulation: 1.5mm

Test time: A period of 2h in each of 3 mutually

perpendicular directions.

Frequency range: 10Hz to 55Hz to 10Hz for 1min.

9

High

temperature

resistance

No mechanical damage.

Varistor voltage change within±5%

Applied voltage: Working voltage

Testing time: 1000

24

0

+

－

h

Temperature: 85±2℃

10

Static

Humidity

No mechanical damage.

Varistor voltage cha nge within±5%

Humidity: 90 to 95% RH

Temperature: 55±2℃

Testing time: 500

24

0

+

－

h

50 0 hours

24 hours

55

℃

Ro o m

te m peratu re

11

Thermal

Shock

No mechanical damage.

Temperature: -40℃ for 30±3min

+85℃ for 30±3min

Transforming interval : 5 ±3min 20 sec

Number of cycles: 32

Note:When there are questions concerning, measurement shall be made after 24±2hrs of recovery under the

standard condition.

No.

Items

Requirements

Test Methods and Remarks

4

Adhesion of

electrode

The termination and body should be no

damage.

规格型号

Part Number

施加力

Applied

force

保持时间

Keep time

1005

4N

10±1S

1608

5N

10±1S

2012

6N

10±1S

3216

10N

10±1S

3225 、 4532 、

5750、8063、1080

15N

10±1S

5

Low

temperature

resistance

No mechanical damage.

Varistor voltage change within±5%

Temperature: -55±2℃

Testing time: 500

24

0

+

－

h

6

Bending

strength

No mechanical damage.

Varistor voltage change within±10%

Warp: 2mm

Testing board: glass epoxy-resin substrate

Thickness: 0.8mm

7

Drop

No mechanical damage.

Varistor voltage change within±5%

Drop 10 times on a concrete floor from a high of

1m.

8

Vibration

No mechanical damage.

Varistor voltage change within±5%

Amplitude modulation: 1.5mm

Test time: A period of 2h in each of 3 mutually

perpendicular directions.

Frequency range: 10Hz to 55Hz to 10Hz for 1min.

9

High

temperature

resistance

No mechanical damage.

Varistor voltage change within±5%

Applied voltage: Working voltage

Testing time: 1000

24

0

+

－

h

Temperature: 85±2℃

10

Static

Humidity

No mechanical damage.

Varistor voltage cha nge within±5%

Humidity: 90 to 95% RH

Temperature: 55±2℃

Testing time: 500

24

0

+

－

h

50 0 hours

24 hours

55

℃

Ro o m

te m peratu re

11

Thermal

Shock

No mechanical damage.

Temperature: -40℃ for 30±3min

+85℃ for 30±3min

Transforming interval : 5 ±3min 20 sec

Number of cycles: 32

Note:When there are questions concerning, measurement shall be made after 24±2hrs of recovery under the

standard condition.

REV 2017 07 10