Description
The MC7809ABTG is a monolithic positive linear voltage regulator in the TO-220 package. It is designed to provide a fixed output voltage of +9V for a wide variety of applications. This device is part of the MC78xx series of fixed-voltage regulators, known for their ease of use and reliability. It incorporates internal current limiting, thermal shutdown, and safe operating area (SOA) protection, making it a robust component for power supply circuits.
Features:
Fixed Output Voltage: Provides a regulated +9V output.
Output Current: Capable of delivering output currents in excess of 1A.
Ease of Use: Typically requires no external components for basic operation, though input and output capacitors can improve transient response and stability.
Package: Commonly available in a TO-220 package, suitable for heatsinking.
Pb-Free: Available in Pb-Free (lead-free) packages.
High Ripple Rejection: Offers good rejection of input voltage ripple.
Applications:
The MC7809ABTG is suitable for a wide range of applications requiring a regulated +9V supply, including:
Local On-Card Regulation
Power Supplies
Consumer Electronics
Industrial Controls
Automotive Applications
Telecommunications Equipment
Test Equipment and Instrumentation