风华铁氧体功率电感器试验测试项目介绍

 

 

晨欣小编

2022-11-10 15:53:05


可靠性试验项目 Reliability Testing Items

序号

No.

项目

Items

要求

Requirements

试验方法及备注  

Test Methods and Remarks

1

工作温度范围

Operating

Temperature

Range

-40℃~+85℃


2

可焊性

Solder ability 

至少95%端电极表面被焊锡覆盖。  

At least 95% of terminal electrode should   be covered with solder

 

 

预热温度:120 ~ 150 预热时间: 60s

焊料:(96.5%Sn/3.0%Ag/0.5%Cu)焊锡焊锡温度: 245℃±5 浸锡深度:10mm   浸锡时间 : 5±1s 浸绩到助焊剂约:3 ~ 5 s

Preheating temperature:120 to   150

Preheating time: 60s

Solder 96.5%Sn/3.0%Ag/0.5%Cu of the Sn   solder.

Solder temperature: 245±5

Immersion tin depth:10mm

Duration : 5±1s

Dip performance to a flux   of about:3 ~ 5 s

3

耐焊接热

Resistance

to Soldering 

至少95%的焊锡覆盖在端电极表面,无可见机械损伤。

电感量变化率如下:

铁氧体电感 (VE、UE、VD、UD料): ±20% 铁氧体电感 (XE、XD料): ±25% 铁氧体电感 (JE、JD料): ±30%

At least 95% of terminal electrode should be covered with solder.

No mechanical damage.

Inductance

VEUE VDUDchange   within ±20%

XEXD change within ±25%

JEJD change within ±30%

 

预热温度: 120~150 预热时间:   60s

焊料:(96.5%Sn/3.0%Ag/0.5%Cu)焊锡浸锡温度: 260℃±5 浸锡深度:10mm   浸锡时间 : 10±1s 浸绩到助焊剂约:3 ~ 5 s

Preheating temperature: 120 to   150

Preheating time: 60s

Solder 96.5%Sn/3.0%Ag/0.5%Cu of the Sn   solder.

Solder temperature: 260℃±5

Immersion tin depth:10mm

Duration : 10±1s

Dip performance to a flux   of about:3 ~ 5 s

序号

No.

项目

Items

要求

Requirements

试验方法及备注  

Test Methods and Remarks

4

端电极强度

Adhesion   of electrode 

 

 

端电极与磁体不应受损,无可见机械损伤。  

The termination and body   should be no damage.

 

施加力:1608 系列为 7N201225203216、系列为 10N

保持时间:10±1S  

Applied force: 7N force for 1608 series.   10N force for 201225203216 series.

Keep time 10±1S  

 

5

耐低温

Low temperature   resistance

无可见机械损伤,电感量变化率小于±10%,

No mechanical damage.

Inductance change: within ±10%

 

测试温度:-40±2℃

24

测试时间:1000-0 h

Temperature:-40±2℃

24

Testing time:10000   h

6

抗弯强度

Bending strength

无可见机械损伤,

No mechanical damage

测试基板:玻璃环氧树脂基板  

加压速度为0.5mm/s,弯度:2mm,保持时间20s±1s

Testing board: glass epoxy-resin substrate   For 0.5 mm/s compression speed, curvature:

2mm, hold time20s±1s  

7

振动

Vibration

 

 

 

无可见机械损伤,电感量变化率小于±10%,

No mechanical damage.

Inductance change: within ±10%

 

振幅:1.5mm

测试时间:沿三个垂直方向各做2小时

频率范围:10Hz~55Hz~10Hz (1分钟)  

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.

序号

No.

项目

Items

要求

Requirements

试验方法及备注  

Test Methods and Remarks


8

耐高温

High temperature   resistance

无可见机械损伤,电感量变化率小于±10%,

No mechanical damage.

Inductance change: within ±10%

24

测试时间:10000 h

测试温度:85±2℃

24

Testing time: 10000 h

Temperature: 85±2


9

恒定湿热

Static

Humidity

 

 

 

无可见机械损伤,电感量变化率小于±10%,

No mechanical damage.

Inductance change: within ±10%

 

湿度:90%~95% RH,温度:60℃±2℃

24

测试时间:10000   h

Humidity: 90% to 95% RH Temperature: 60±2

24

Testing time: 10000   h


10

高温负载

High temperature load

 

无可见机械损伤,电感量变化率小于±10%,

No mechanical damage.

Inductance change: within ±10%

 

施加电流:额定电流

24

测试时间:10000 h 测试温度:85℃±2℃

impose current: at   room 

24

Testing time: 10000 h

Temperature: 85±2


11

温度冲击

Temperature

Shock

 

 

无可见机械损伤,电感量变化率小于±10%,

No mechanical damage.

Inductance change: within ±10%

 

温度:-40℃,30±3分钟

+85℃,30±3分钟循环次数:32

Temperature: -40 for 30±3min

+85 for 30±3min   

Number of cycles: 32

 


注:以上要求测试电性能的项目,应试验后在标准条件下放置24小时后测试。

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



 

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