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参数资料
| 型号： | CM2012F4R7ME |
| 厂商： | SAMWHA CAPACITOR GROUP |
| 元件分类： | 通用定值电感 |
| 英文描述： | 1 ELEMENT, 4.7 uH, FERRITE-CORE, GENERAL PURPOSE INDUCTOR, SMD |
| 封装： | CHIP, 2012, ROHS COMPLIANT |
| 文件页数： | 7/10页 |
| 文件大小： | 118K |
| 代理商： | CM2012F4R7ME |
SAMWHA ELECTRONICS CO., LTD
Reliability & Test Condition
http://www.samwha.com/chip
This description in the this catalogue is subject to change without notice
CHIP
INDUCTOR
,R
eliabili
ty
&
Test
Condition
DPS-081104
CHIP INDUCTORS
Item
Requirements
Test Conditions
Operating
temperature range
- 40
~ + 85
-
Storage
temperature range
40
max., 70% RH max.
at packing condition
Reflow soldering
More than 50% of the terminal electrode shall be
covered with new solder
Preheat temperature : 150
Preheat time : 60 sec.
Solder temperature : 245
± 5
Soldering time : 10 sec. max.
(Reflow soldering profile)
High temperature
load resistance
Temperature : 85
± 3
Applied current : rated current
Time : 1000
± 12 hours
Measurement at room ambient
temperature after placing for 24 hours
Humidity
resistance
Temperature : 40
± 2
Humidity : 90
± 2 % RH
Time : 500
± 12 hours
Measurement at room ambient
temperature after placing for 24 hours
Solderability
More than 90% of the terminal electrode shall be
covered with new solder
Preheat temperature : 100 ~ 150
Preheat time : 60 sec.
Solder temperature : 245
± 5
Soldering time : 10
± 1 sec.
Resistance to
soldering heat
1. No damage such as cracks should be
caused in chip element
2. More than 75% of the terminal electrode shall
be covered with new solder
3. Inductance shall not change more than
10 %
4. Q shall not change more than
20 %
Preheat temperature : 100 ~ 150
Preheat time : 60 sec.
Solder temperature : 270
± 10
Soldering time : 10
± 0.5 sec.
High temperature
resistance
Temperature : 85
± 3
Time : 500
± 12 hours
Measurement at room ambient
temperature after placing for 24 hours
1. No mechanical damage
2. Inductance shall not change more than 10 %
3. Q shall not change more than 20 %
ST
CT
1
2
CT
ST
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