The 79XX series of voltage regulators are among the most common integrated circuits. They are used to create a stable negative voltage. The 7915 has an output of -15V. It is perfect for creating dual-rail power supplies for circuits that require positive and negative voltages. It is a very stable, cost-effective solution that requires few external components. All you need are two capacitors.

Model: L7915CV 
Voltage Regulator Type: Negative
Voltage Regulator Technology: Linear
Low-Dropout: No
Input Voltage: -18-35V
Output Voltage: -15V
Maximum Current: 1.5A
Maximum Power: 18W
Country of Origin: China

Package Included:
10pcs LM7915 L7915CV 7915 15V Linear Negative Voltage Regulator IC