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Product Specification

14D

METAL OXIDE VARISTORS

Circuit Protection

www.yageo.com

Feb. 12, 2019 V.0

Mechanical Characteristics

Items

Test conditions / Methods

Specifications

Tensile Strength

of Terminals

Gradually applying the force specified and keeping the unit

fixed for 10±1 sec.

Terminal diameter (mm)

0.5＜d≤0.8

0.8＜d≤1.25

1.25＜d

1.0

2.0

4.0

Force (kg)

No visible damage

|

V

Bending Strength

of Terminals

Hold specimen and apply the force specified below to each

lead. Bend the specimen to 90°, then return to the original

position. Repeat the procedure in the opposite direction.

Terminal diameter (mm)

0.5＜d≤0.8

0.8＜d≤1.25

1.25＜d

0.5

1.0

2.0

Force (kg)

No visible damage

|

V

Vibration

Frequency range: 10~55 Hz

Amplitude: 0.75mm or 98m/s

2

Direction: 3 mutually perpendicular directions, 2hrs each.

No visible damage

|

V

Solder ability

Solder Temp: 245±5℃

Dipping Time: 2±0.5 sec

At least 95% of terminal

electrode is covered by

new solder

Resistance to

Soldering Heat

Solder Temp: 260±5℃

Dipping Time: 10±1 sec

No visible damage

|

V

Reliability

Items

Test conditions / Methods

Specifications

High Temperature

Storage

Ambient Temp: 125±2℃

Duration: 1000hrs

| V

Low Temperature

Storage

Ambient Temp: -40±2℃

Duration: 1000hrs

| V

Humidity

Ambient Temp: 40±2℃, 90~95% R.H.

Duration: 1000hrs

| V

Temperature Cycle

The conditions shown below shall be repeated 5 cycles

Step

Temperature (℃)

Period (minutes)

1

-40±3

30±3

2

Room temperature

15±3

3

125±3

30±3

4

Room temperature

15±3

No visible damage

| V

High Temperature

Load

Ambient Temp: 105±2℃

Duration: 1000hrs

Load: Max. Allowable Voltage In AC eara.

| V

Damp Heat Load

Ambient Temp: 40±2℃, 90~95% R.H.

Duration: 1000hrs

Load: Max. Allowable Voltage

No visible damage

| V

Voltage Proof

Metal balls method, 2500Vac 1 min.

No visible damage