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
fhw-uc/hc series：-40℃～+125℃
fhw-uf/if/qf/hf series：-40℃～+85℃
2
可焊性
solder ability
外观不发生变化；超过90％的焊锡覆盖在端电极表面
there shall be no case deformation or change in appearance. the metalized area must have more than 90% solder coverage.
在 245±5℃ 熔 融 的 焊 锡
（96.5sn/3.0ag/0.5cu）中浸置 5±1 秒钟。
dip pads in flux and dip in solder pot(96.5sn/3.0ag/0.5cu)at 245±5℃ for 5±1 seconds.
3
耐焊接热
soldering heat resistance
外观不发生变化；感量变化不超过±5％； q值变化不超过±10%。
there shall be no case deformation or change in appearance. inductance shall not change more than ±5%; q shall not change more than±10％.
在 260±5℃ 熔 融 的 焊 锡
（96.5sn/3.0ag/0.5cu）中浸置 10±1 秒钟。
dip pads in flux and dip in solder pot(96.5sn/3.0ag/0.5cu)at 260±5℃ for 10±1 seconds.
4
介质耐压
dielectric
withstand
voltage
外观不发生变化；无击穿现象
here shall be no case deformation or change in appearance.no evidence of voltage breakdown.
在电感器端子和包封层间施加 500v 交流电压，持续一分钟。
input 500v ac between the electrodes and the resin of inductor and keep on one minute.
5
绝缘电阻
insulation
resistance
铁氧体芯: ≥500mω 陶瓷芯:≥1000 mω ferrite: ≥500mω
ceramic: ≥1000 mω
在电感器端子和包封层间施加 100v 直流电压，持续一分钟。
input 100v dc between the electrodes and the resin of inductor and keep on one minute.
6
端电极附着力
(推力测试)
component
adhesion
(push of test)
绕线型片式电感器：
wire wound chip inductor：
0402uc series：≥0.45kg
0603uf series：≥0.9kg
0603uc series、0805uf series：≥1.3 kg
other series: ≥2kg
序号
no.
项目
items
要求
requirements
试验方法及备注
test methods and remarks
7
过载
over loading
外观不发生变化；电感器不开路.
there shall be no case deformation or change in appearance.
inductors shall not have a open winding.
将规定额定电流2倍的直流电流加于电感器，其电流误差为±2%,，保持 5 分钟。
direct current of rating current between inductor terminals , direct current error ±2%, and keep on five minutes.
8
振 动
vibration
无开路或短路; 感量变化不超过±5％； q值变化不超过±10%。
inductors shall not have a shorted or open winding.
inductance shall not change more than ±5%.
q shall not change more than±10％.
振幅 1.5mm，频率 10~55hz，每个方向保持2小时。
inductors shall be subjected to vibration of 1.5mm amplitude frequency 10~55hz (10hz to 55hz to 10hz in a period of 1 minute) for 2 hours in each of three(x、y、z) axes.
9
温度变化
temperature
change
外观不发生变化；感量变化不超过±5％；
q值变化不超过±10%
there shall be no case deformation or change in appearance.
inductance shall not change more than ±5%.
q shall not change more than±10％.
fhw-uc/hc 系列： +125℃ 60 分钟 ← → -40℃ 60分，钟循环5次；
fhw-uf/if/qf/hf 系列：+85℃ 60分钟
←→ -40℃ 60分，钟循环5次；室温下放置一小时后测试。
fhw-uc/hc series ：+125℃ 60minutes
←→ -40℃ 60minutes 5 cycles；
fhw-uf/if/qf/hf series ： +85℃ 60minutes ←→ -40℃ 60minutes 5
cycles；
inductors are to be tested after 1 hour at room temperature.
10
高温
high temperature
外观不发生变化；感量变化不超过±5％；
q值变化不超过±10%
there shall be no case deformation or change in appearance.
inductance shall not change more than ±5%.
q shall not change more than ±10％.
fhw-uc/hc 系列产品放置于温度+125 ±5℃的环境中存放96±2小时；
fhw-uf/if/qf/hf 系列产品放置于温度 +85±5℃的环境中存放96±2小时；在室温下放置1小时后进行测试。
fhw-uc/hc series shall be subjected to +125±5℃ for 96±2 hours； fhw-uf/if/qf/hf series shall be subjected to +85±5℃ for 96±2 hours；
inductors are to be tested after one hour at room temperature.
序号
no.
项目
items
要求
requirements
试验方法及备注
test methods and remarks
11
低温
low temperature
外观不发生变化；感量变化不超过±5％；
q值变化不超过±10%
there shall be no case deformation or change in appearance.
inductance shall not change more than ±5%.
q shall not change more than±10％
将电感器放置于温度-40±2℃的环境中存放96±2小时，然后在室温下放置 1小时后进行测试。
inductors shall be subjected to -40±2℃for 96±2 hours.
inductors are to be tested after one hour at room temperature.
12
恒定湿热
static humidity
外观不发生变化；感量变化不超过±5％；
q值变化不超过±10%
there shall be no case deformation or change in appearance.
inductance shall not change more than ±5%.
q shall not change more than±10％.
将电感器放置在于湿度93±3%,温度50 ±2℃的环境中存放96±2小时，经过1 小时的风干后进行测试。
inductors shall be subjected to 93±3% r.h. at 50±2℃ for 96±2 hours .inductors are to be tested after having air dried for one hou.
13
耐久性
durability （life）
电感器不应短路或断路。
inductors shall not have a shorted or open winding.
fhw-uc/hc 系列产品加额定电流在 125 ±2℃温度条件下存放1000小时； fhw-uf/if/qf/hf 系列产品加额定电流在85±2℃温度条件下存放1000小时；然后在室温下放置4小时后进行测试。
fhw-uc/hc series shall be store at 125±2℃ for 1000 hours with rated current applied；
fhw-uf/if/qf/hf series shall be store at 85±2℃ for 1000 hours with rated current applied；
inductors shall be tested after four hours at room temperature.