The IAE V2500 is a two-shaft high-bypass turbofan

Turbofan

The turbofan is a type of airbreathing jet engine that is widely used for aircraft propulsion. A turbofan combines two types of engines, the turbo portion which is a conventional gas turbine engine, and the fan, a propeller-like ducted fan...

 engine which powers the Airbus A320 family

Airbus A320 family

The Airbus A320 family is a family of short- to medium-range, narrow-body, commercial passenger jet airliners manufactured by Airbus Industrie.Airbus was originally a consortium of European aerospace companies, and is now fully owned by EADS. Airbus's name has been Airbus SAS since 2001...

 (A320, A321, A319 and the Airbus Corporate Jet), and the McDonnell Douglas MD-90

McDonnell Douglas MD-90

The McDonnell Douglas MD-90 is a twin-engine, short- to medium-range, single-aisle commercial jet aircraft. The MD-90 was developed from the MD-80 series. Differences from the MD-80 include more fuel efficient International Aero Engines V2500 engines and a longer fuselage...

. International Aero Engines

International Aero Engines

IAE International Aero Engines AG is a Zürich-registered joint venture manufacturing company formed in 1983.- Ownership :Current shareholders are:* Pratt & Whitney of the United States * MTU Aero Engines of Germany...

 is a consortium backed by four aero-engine manufacturers, formed in 1983 to produce the engine. FAA flight certification for the V2500 was granted in 1988.
Rolls-Royce based the HP compressor on a scale-up of the RC34B eight stage research unit used in the RB401-06 Demonstrator Engine, but with a zero-stage added at the front and a tenth stage added to the rear.