ONSEMI 7809 Positive Voltage Regulator 9V TO-220

The ONSEMI 7809 Positive Voltage Regulator is a monolithic integrated circuit designed as a fixed-voltage regulator for a wide variety of applications, including local and on-card regulation. With a fixed output voltage of 9V, this regulator provides a stable and reliable power supply for your electronic projects and devices.

This device is engineered for robust performance, featuring internal current limiting, thermal shutdown, and safe-area compensation. With adequate heat sinking, it can deliver output currents in excess of 1.0A, making it suitable for a range of power management tasks. Although primarily designed as a fixed voltage regulator, it can be used with external components to obtain adjustable voltages and currents, offering flexibility in design.

Key Features

• No external components required
• Internal thermal overload protection
• Internal short-circuit current limiting
• Output transistor safe-area compensation
• Output current in excess of 1.0A
• Low output resistance of 1mΩ at 1kHz
• Short-circuit current limit of 0.2A at 25°C
• Peak output current of 2.2A at 25°C

Specifications

• Output Type: Fixed
• No. of Outputs: 1
• Output Voltage Nominal: 9V
• Input Voltage Min: 15V
• Input Voltage Max: 35V
• Product Range: 7809 Voltage Regulators
• Max Output Current: 1A
• IC Case / Package: TO-220
• No. of Pins: 3
• IC Mounting: Through Hole
• Operating Temperature Min: -40°C
• Operating Temperature Max: 125°C

Warning: This device is ESD sensitive. Take proper precaution while handling the device.

Whether you are designing power supplies for consumer electronics or industrial systems, the ONSEMI 7809 offers a dependable solution for voltage regulation, ensuring your circuits operate safely and efficiently.