EIAJ connector
Encyclopedia
The EIAJ connector, more formally known as EIAJ RC-5320A, is a coaxial power connector
Coaxial power connector
A coaxial power connector is a miniature power connector used for attaching extra-low voltage devices such as consumer electronics to external electricity...

 or jack
Jack (connector)
In electronics and electrical assemblies, the term jack commonly refers to a surface-mounted connector, often, but not always, with the female electrical contact or socket, and is the "more fixed" connector of a connector pair...

 for small appliance
Small appliance
Small appliance refers to a class of home appliances that are portable or semi-portable or which are used on tabletops, countertops, or other platforms in the United States of America...

s. It is recognised by many consumer
Consumer
Consumer is a broad label for any individuals or households that use goods generated within the economy. The concept of a consumer occurs in different contexts, so that the usage and significance of the term may vary.-Economics and marketing:...

s by the "yellow tip" (a yellow plastic insulator) at the end of the jack. It is also notable that the entire series of connectors has a built-in retention feature. On types 1, 2, and 3 this is with a bevel on the barrel near the tip, while on types 4 and 5 this is with the tip of the insulator ring having a larger diameter than the metal barrel.

The logic is that larger volt
Volt
The volt is the SI derived unit for electric potential, electric potential difference, and electromotive force. The volt is named in honor of the Italian physicist Alessandro Volta , who invented the voltaic pile, possibly the first chemical battery.- Definition :A single volt is defined as the...

ages should be supplied via a larger (and incompatible by design) jack to prevent equipment damage.

The Electronic Industries Association of Japan
Electronic Industries Association of Japan
Founded in 1948, the Electronic Industries Association of Japan was one of two Japanese electronics trade organizations that were merged into the Japan Electronics and Information Technology Industries Association ....

 (EIAJ) and the Japan Electronic Industries Development Association
Japan Electronic Industries Development Association
The was an industry research, development, and standards body for electronics in Japan. It was merged with EIAJ to form JEITA on November 1, 2000.JEIDA was similar to SEMTEC of the USA, ECMA of Europe....

 have merged to form the Japan Electronics and Information Technology Industries Association
Japan Electronics and Information Technology Industries Association
The is a Japanese trade organization for the electronics and IT industries. It was formed in 2000 from two earlier organizations, the Electronic Industries Association of Japan and the Japan Electronic Industries Development Association.-See also:...

 (JEITA), an electronics and IT industry trade organization.
Connector Name Minimum Voltage Rated Voltage Rated Current Outer Diameter Inner Diameter Pin Diameter Shaft Length Notes
EIAJ-01 0 V 3.15 V 2 A plug: 2.35 mm

jack: 2.75 mm hole
plug: 0.7 mm

jack: 0.65 mm pin
none 9.5~13 mm Philmore 235 plug/205 PCB jack
EIAJ-02 3.15 V 6.3 V 2 A plug: 4.0 mm

jack: 4.4 mm hole
plug: 1.7 mm

jack: 1.65 mm pin
none 9.5 mm Philmore 240 plug/TC240 cord/207 PCB jack
EIAJ-03 6.3 V 10.5 V 2 A plug: 4.75 mm

jack: 5.15 mm hole
plug: 1.7 mm

jack: 1.65 mm pin
none 9.5~12 mm Philmore 275 plug/TC275 cord/220 PCB jack
EIAJ-04 10.5 V 13.5 V 2 A 5.5 mm 3.4 mm 1.0 mm 9.5~13.5 mm Philmore 255 plug
EIAJ-05 13.5 V 18.0 V 2 A 6.5 mm 4.4 mm 1.4 mm 9.5~16 mm Philmore 265 plug/TC265 cord/214 PCB jack

This standard was originally created in 1992 as EIAJ RC-6705, updated in 1997, and updated again in 2005.

EIAJ RC-5321

This is a unique-looking barrel connector, apparently intended for providing a DC
Direct current
Direct current is the unidirectional flow of electric charge. Direct current is produced by such sources as batteries, thermocouples, solar cells, and commutator-type electric machines of the dynamo type. Direct current may flow in a conductor such as a wire, but can also flow through...

 output jack (most DC jacks are used for power input).

Possibly available in multiple voltage ranges, the one for voltage classification 2 (3.15 to 6.3 V) has an outside diameter of 4.75 mm and a protruding pin of 2.5 mm diameter.
Previously known as EIAJ RCX-5321.

EIAJ RC-5322

According to Hosiden, this is a 12V/24V barrel connector designed for electronic equipment used in cars. The outside diameter is 6.5mm. http://www.aruncomponents.co.uk/Marushin/EIAJ%20RC5322%205.5%20by%202.1%20%202.5.pdf

Previously known as EIAJ RCX-5322.

Companies that use this standard

  • Sony
    Sony
    , commonly referred to as Sony, is a Japanese multinational conglomerate corporation headquartered in Minato, Tokyo, Japan and the world's fifth largest media conglomerate measured by revenues....

     - Japan
  • Pioneer
    Pioneer Corporation
    is a multinational corporation that specializes in digital entertainment products, based in Kawasaki, Kanagawa, Japan. The company was founded in 1938 in Tokyo as a radio and speaker repair shop...

     - Japan
  • Panasonic
    Panasonic
    Panasonic is an international brand name for Japanese electric products manufacturer Panasonic Corporation, which was formerly known as Matsushita Electric Industrial Co., Ltd...

     brand of Matsushita Electric Industrial Co., Ltd. - Japan

External links


Datasheets
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