News Releases

September 4, 2012

Realizing the smallest size in the industry (※) and the high vibration-resistance properties on top level in the industry

Announcing the release of “the surface-mount type in-vehicle power choke coil” first in the industry (*)

Suitable for step-up power supplies used in the driving circuits of fuel-injection systems in vehicles

(*)Our investigation of the in-vehicle power choke coil built in the driving circuits of fuel-injection systems as of September 3, 2012

September, 3, 2012, Osaka, Japan-Industrial Devices Company, Panasonic Corporation has succeeded in commercializing “ the surface-mount type in-vehicle power choke coil ” first in the industry (※), suitable for step-up power supplies used in the driving circuits of fuel-injection systems in vehicles. Newly developed power choke coils features the smallest size in size and high vibration-resistance properties on top level in the industry.

Related Information

Product name

Surface-mount type in-vehicle power choke coil

Model number

ETQPDH240DTV

Production start

August 2013

Sample price

1,500 yen/piece

Production capacity

200,000 pieces/month

Higher pressure at fuel injection and multi-time injection to improve fuel cost in vehicles have been increasingly advancing, and choke coils to be built in the step-up power supplies such as driving circuits of fuel-injection systems have been strongly required to be smaller in size, higher vibration-resistive, and also higher effective as well as larger current capacity. To meet the market demand, Industrial Devices Company, Panasonic Corporation has succeeded in commercializing “ the surface-mount type in-vehicle power choke coil ” first in the industry(※), realizing the smallest size in the industry (※)and the high vibration-resistance properties on top level in the industry(※), and will commence mass-production.

Features

1. Surface-mount type first in the industry (※), realizing the smallest size in the industry (※)

Dimensions ( L×W×T ): 14.7 ×13.2×13.1 mm ( surface-mount type )

2. High vibration-resistance properties on top level in the industry(※)

Vibration properties: 5 Hz to 2 kHz/30 G

3. Low loss on top level in the industry(※), realizing the high effectiveness and large current capacity

Inductance value: 36 μH
DC resistance value: 25.8 mΩ
High-frequency resistance value: 50 mΩ (at 20 kHz )

【Applications】

Driving circuits of fuel injection systems in vehicles, driving circuits of diesel common rail injector, step-up power supplies of motor driving-circuits etc.

The content in the following news releases is accurate at the time of publication but may be subject to change without notice.
Please note therefore that these documents may not always contain the most up-to-date information.