79M12 – 7912 – 12V Negative Voltage Regulator IC SMD TO 252 DPAK Package

79M12 – 7912 – 12V Negative Voltage Regulator IC SMD TO 252 DPAK Package

The 79M12 (also known as 7912) is a fixed –12V negative linear voltage regulator designed to provide a stable and reliable –12V DC output for a wide range of electronic applications. It is part of the 79xx family of negative voltage regulators, commonly used in dual-polarity power supplies and analog circuits.

This SMD version comes in a TO-252 (DPAK) surface-mount package, offering good thermal performance while saving PCB space. The regulator includes built-in current limiting, thermal shutdown, and short-circuit protection, ensuring safe and reliable operation.

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Applications

• Dual-polarity (±) power supplies
• Analog and op-amp circuits requiring –12V rail
• Audio amplifiers and signal processing circuits
• Industrial control systems
• Measurement and instrumentation equipment
• Embedded systems needing negative voltage rails
• DC power supply modules

Features

• Fixed Output Voltage: –12V DC
• Regulator Type: Negative linear voltage regulator
• Package: TO-252 (DPAK) SMD
• Output Current: Up to 500mA (typical for 79M series, with proper heatsinking)
• Built-in thermal shutdown and current limiting protection
• Short-circuit protected
• Good line and load regulation
• Requires minimal external components
• Compact SMD package with good heat dissipation
• High reliability and stable performance