Datasheet > WLFM201209M3R3PC

WLFM201209M3R3PC

更新时间： 2024-04-09 18:57:56

品牌	Logo	应用领域
华新科技 - WALSIN		/
页数	文件大小	规格书
7页	1142K
描述
Multi-Layer Power Inductor / WLFM Series 3.3, 800mA

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WLFM201209M3R3PC 数据手册

Approval Sheet

Reliability and Test Conditions

Test item

Test condition

Criteria

1.More than 95 % of terminal

electrode should be covered with

new solder

Solder temperature : 260 ± 5℃

Flux : Rosin

2.No mechanical damage

Resistance to Solder Heat

3.Inductance value should be within

± 20 % of the initial value

DIP time : 10 ± 1 sec

* Apply DC 0.4 ~ 0.6A to chip for 1 ~

3 sec. before to measure

inductance.

1. More than 95 % of terminal

Solder temperature : 235 ± 5℃

Flux : Rosin

electrode should be covered with

new solder

Solderability

3. DIP time : 5 ± 1 sec

2. No mechanical damage

Reflow temperature : 245℃ It shall be

Soldered on the substrate applying direction

parallel to the substrate

1. No mechanical damage

Adhesive Test

2. Soldering the products on PCB

after the pulling test force > 5 N

Apply force(F) : 5 N

Test time : 10 sec

1.No mechanical damage

Temperature:-40 ~ 85℃ For 30 minutes

2.Inductance should be within ±20%

of the initial value

each

Temperature Cycle

Cycle: 100 cycles

* Apply DC 0.4 ~ 0.6A to chip for 1 ~

3 sec. before to measure

inductance.

Measurement:At ambient temperature 24

hours after test completion

1. No mechanical damage

Temperature: 85 ± 5℃

2. Inductance should be within ±20%

of the initial value

High Temperature

Resistance

Testing time: 1000 hrs

* Apply DC 0.4 ~ 0.6A to chip for 1 ~

3 sec. before to measure

inductance.

Measurement: at ambient temperature 24

hours after test completion

1.No mechanical damage

Temperature: 40℃ ± 2℃

Humidity: 90-95 % RH

Testing time: 1000 hrs

2.Inductance should be within ±20%

of the initial value

Humidity

* Apply DC 0.4 ~ 0.6A to chip for 1 ~

3 sec. before to measure

inductance.

Measurement:At ambient temperature 24

hours after test completion

At ambient temperature & humidity

WLFM product surface temp

Rated Current

Testing time:5 minutes ( under full rated

current )

below room temperature plus 40℃

Page 5 of 7

ASC_WLFM_C Series

Jul.2020

1 2 3 456 7

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