LM7915 Negative Voltage Regulator – Fixed -15V Output

7.00 EGP

The LM7915 is a three-terminal negative voltage regulator designed to deliver a stable -15V output with high reliability and robust protection features. It is commonly used in power supplies where a negative voltage is required for analog or digital systems.

Description

🔧 Key Features:

  • Fixed Output Voltage: -15V

  • Maximum Output Current: Up to 1.5A (with appropriate heat sink)

  • Built-in Thermal Overload Protection

  • Short Circuit Current Limiting

  • Output Transistor Safe-Area Compensation

  • High Ripple Rejection and Low Noise Output

  • Easy to Use – Just Add Input/Output Capacitors

📦 Specifications:

  • Input Voltage Range: -17.5V to -35V

  • Output Voltage Accuracy: ±2%

  • Package Type: TO-220

  • Mounting Type: Through-Hole

  • Operating Temperature Range: 0°C to +125°C

⚙️ Typical Applications:

  • Dual power supply for op-amp circuits

  • Industrial and instrumentation systems

  • Analog and audio circuit designs

  • Negative rails in regulated DC power supplies

📝 Usage Notes:

  • Requires external capacitors on input and output for stable operation.

  • Use with a suitable heat sink for continuous high-current usage to prevent thermal shutdown.

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