LDW11T [LEIDITECH]
Sealed Power Inductors;
| 型号： | LDW11T |
| 厂家： | 
Leiditech |
| 描述： | Sealed Power Inductors |
| 文件： | 总8页 (文件大小：2575K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
LDW11T Series
Sealed Power Inductors
This specification applies to LDW11T FILTER
Scope:
1
2
Part Numbering:
LDW
Rating:
3
4
Operating Temperature: －４０℃～１０５℃(Including self - temperature rise)
Storage Temperature: ２０℃～２５℃ R.H.６５％(In Tape & Reel Condition)
Marking:
Standard Testing Condition
5
Unless otherwise specified
In case of doubt
20 to 30
Temperature
Humidity
Ordinary Temperature(15 to 35 )
Ordinary Humidity(25 to 85% RH)
50 to 80 %RH
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LDW11T Series
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Configuration and Dimensions:
Electrical Characteristics:
7
Rated
Voltage
(Vdc)
Insulation
Resistance Tolerance Test Freq.
Z
RDC
IDC
Part No.
(Ω)
(Ω)Max.
(mA)
(MΩ)(min)
( %)
(MHz)
LDW11T-250M
LDW11T-600M
LDW11T-670M
LDW11T-900M
LDW11T-121M
LDW11T-161M
LDW11T-201M
LDW11T-331M
25
60
0.3
0.4
400
300
300
250
200
160
120
100
20
20
50
50
50
50
50
50
10
10
10
10
10
10
10
10
30
20
20
20
20
20
20
25
100
100
100
100
100
100
100
100
67
0.25
0.3
90
120
160
200
330
0.4
0.43
0.8
1.3
NOTE: □-tolerance M= 20% / Y= 25% / T= 30%
1.Operating temperature range
(Including self - temperature rise)
2.RDC: SINGLE WIRE TEST VALUE
3.IDC for Inductance drop 10% from its value without current.
"-N" FOR COMPLETELY LEAD FREE TYPE(INCLUDING FERRITE BODY & SOLDER)
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LDW11T Series
LDW11T Series
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8.1 Construction:
8.2 Material List:
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LDW11T Series
Common Mode Choke / RELIABILITY TEST
9
1-1.Environmental Performance
No Item
Specification
Test Method
One cycle:
1-1-1 Temperature Cycle
Appearance: No Damage
Impedance: within 20% of
initial value
Step
Time (min)
Temperature (
-40 3
)
1
2
3
4
30
3
25 2
105 3
30
3
25 2
Total: 5 cycles
Measured After Exposure in The Room Condition For 1hrs
Temperature: 40 2
1-1-2 Humidity Resistance
Relative Humidity: 90 ~ 95%
Time: 100hrs
Measured After Exposure In The Room Condition For 1hrs
Temperature: 85 3
High Temperature Resistance
1-1-3
Time: 50Hrs
Measured After Exposure In The Room Condition For 1Hrs
Temperature: -40 3
Low Temperature Resistance
1-1-4
Time: 50Hrs
Measured After Exposure In The Room Condition For 1Hrs
Temperature: 85 3
1-1-5 High Temperature Load Life There should be no evidence
of short or open circle
Load: Allowed DC Current
Time: 500Hrs
1-1-6 Humidity Load Life
Temperature: 40 2
Relative Humidity: 90~95%
Load: Allowed DC Current
Time: 500Hrs
1-2.Mechanical Performance
No Item
Resistance To Soldering Heat
1-2-1
Specification
Appearance: No Damage
Test Method
1. The device should be reflow soldered on PCB
(peak 260
5
for 10 seconds)
2. Solder Composition: Sn/Ag3.0/Cu0.5
3. Test time: 6 minutes
1-2-2 Solder ability
The electrodes shall be
at least 95% covered
with new solder coating
1. Pre-Heating: 150 ,1min.
2. Solder Composition: Sn/Ag3.0/Cu0.5
3. Solder Temperature: 245 5
4. Immersion Time: 4 1 sec.
.
Commponent Adhesion
1 Lbs. For CUW11/MCF11
2 Lbs. For other
The device should be reflow soldered (245 5
For
1-2-3
10 seconds) to a tinned copper substrate. A force guauge
should be applied to the side of the component.
(Push Test)
The device must withstand a minimum force of 2 pounds
without a failure of the termination attached to component
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LDW11T Series
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LDW11T Series
Packaging:
10
10.1 Packaging -Cover Tape
The force for tearing off cover tape is 10 to 100 grams in the arrow direction.
10.2 Packaging Quantity
LDW11T
10.3 Reel Dimensions
LDW11T
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Packaging:
10.4 Tape Dimensions in mm
LDW11T
Recommended Land Pattern:
11
LDW11T
Note:
12
1. Please make sure that your product has been evaluated and confirmed against your specifications
when our product is mounted to your product.
2. Do not knock nor drop.
3. All the items and parameters in this product specification have been prescribed on the premise that
our product is used for the purpose,under the condition and in the environment agreed upon between
you and us. You are requested not to use our product deviating from such agreement.
4. Please keep the distance between transformer/coil and other components (refer to the standard IEC 950)
5. The moisture sensitivity level (MSL) of products is classified as level 1.
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LDW11T Series
Graph:
13
Shanghai Leiditech Electronic Co.,Ltd
Email: sale1@leiditech.com
Tel : +86- 021 50828806
Fax : +86- 021 50477059
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