TDK develops the world's smallest form factor multilayer power inductor

Shunluo Inductance Power Inductor SWPA Series First Class Agent
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TDK Co., Ltd. (President: Sakamoto Kenhiro) developed a laminated power inductor with the world's smallest external dimension L: 1.0 × W: 0.5 × H: 0.7 (mm).

This product is further miniaturized based on the external dimensions of the conventional product L: 1.6 × W: 0.8 × H: 0.8 (mm), and the volume and the package area are reduced by about 60%, respectively. The product will be installed on the power supply circuit of mobile devices such as smartphones and tablet terminals, and will be mass-produced in July 2013.

In addition, by using the unique structural design of the company and the low-loss ferrite accumulated in the material technology as the magnetic material, the characteristics that can be used under a power supply circuit of several hundred mA are realized in a small size of 1005.

In recent years, mobile devices have been increasingly used in environments with large power consumption due to continuous use of large-capacity high-speed communication and the like. At the same time, due to the multi-functionality, the power supply circuit has a multi-layer structure, and the number of power inductors is increasing. To this end, it is necessary to solve the problem of battery life and space saving of the power circuit. This product saves space while meeting the need to increase power efficiency.

In the past product series 2520 (L: 2.5 × W: 2.0 mm), 2016 (L: 2.0 × W: 1.6 mm), 2012 (L: 2.0 × W: 1.2 mm), 1608 (L: 1.6 × W: 0.8 mm Based on the various sizes, plus this product, we will provide a richer product lineup in the future.

main application

Power modules such as smartphones, tablet terminals, digital cameras, etc.

Main features and benefits

Saves package area by small form factor and can be used under hundreds of mA power circuits

Main characteristics

Door Lock Motor

Door Lock Motor Characteristics 1. No direction: don't need to distinguish the door direction, left and right sides, both inside and outside the door, can be universal. (convenient purchase locks and reduce inventory).

Door Lock Motor Dc Gear Motor

2. Power: the power consumption is only equivalent to one 5 of the electric control lock, electric lock, 3 A magnetic lock power to open the door, often consumes 0.27 A. And spiritual lock unlock instantaneous current is less than 0.5 A, reduced the entrance guard, talkback host power consumption.

3. No collision: close the door without collision, reduces the choice of door closers requirements (not necessarily with 65 kg of door closers, door closers are free to choose to suit the door), to solve the building door because the door closers clash of the hydrodynamic force is too high, it is not easy to make the door more deformation, prolong the service life of the body.

4. The voice is light: close the door automatically locked, no noise, solves the noise due to electric control lock itself.

5. Life is long, life is up to 350000 times


Operating temperature range:

Mini Door Lock Motor should be used at a temperature of -10~60℃.

The figures stated in the catalog specifications are based on use at ordinary room temperature catalog specifications re based on use at ordinary room temperature (approximately20~25℃.

If a lock motor is used outside the prescribed temperature range,the grease on the gearhead area will become unable to function normally and the motor will become unable to start.Depending on the temperature conditions ,it may be possible to deal with them by changing the grease of the motor's parts.Please feel free to consult with us about this.


Storage temperature range:

lock motor should be stored ta a temperature of -15~65℃.

In case of storage outside this range,the grease on the gearhead area will become unable to function normally and the motor will become unable to start.


Service life:

The longevity of Door Lock Motor is greatly affected by the load conditions , the mode of operation,the environment of use ,etc.Therefore,it is necessary to check the conditions under which the product will actually be used .The following conditions will have a negative effect on longevity.Please consult with us should any of them apply.



●Use with a load that exceeds the rated torque

●Frequent starting

●Momentary reversals of turning direction

●Impact loads

●Long-term continuous operation

●Forced turning using the output shaft

●Use in which the permitted overhang load or the permitted thrust load is exceeded

●A pulse drive ,e.g.,a short break,counter electromotive force,PWM control

●Use of a voltage that is nonstandard as regards the rated voltage

●Use outside the prescribed temperature or relative-humidity range,or in a special environment.

●Please consult with us about these or any other conditions of use that may apply,so that we can be sure that you select the most appropriate model.


when it come to volume production,we're a major player as well .each month,we rurn out 600000 units,all of which are compliant with the rohs directive.Have any questions or special needed, please contact us, we have the engineer group and best sales department to service to you

Looking forward to your inquiry. Welcome to our factory.

Lock motor


Door Lock Motor,Mini Door Lock Motor,Door Lock Dc Motor,Door Lock Gear Motor

Shenzhen Shunchang Motor Co., LTD. , https://www.scgearmotor.com

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