LM7915 Negative Voltage Regulator PNP Power Transistor 15V 1A TO-220
The LM7915 Negative Voltage Regulator PNP Power Transistor 15V 1A TO-220 is a fixed negative voltage regulator designed to provide a stable -15V output with a current capacity of up to 1A, making it ideal for dual power supply applications. Housed in a TO-220 package, it features internal current limiting, thermal shutdown, and safe area compensation, ensuring reliable and safe operation under various conditions. As a PNP-type power transistor regulator, the LM7915 efficiently regulates voltage in circuits requiring a negative power rail. It is widely used in analog circuits, operational amplifier setups, and audio systems that require consistent and clean negative voltage sources.
Features
- Fixed -15V regulated output voltage.
- Output current up to 1.5A.
- 4% tolerance on the preset output voltage
- Internal current limiting for overload protection.
- Thermal, short circuit, and safe area protection
- High ripple rejection.
- Built-in thermal shutdown for overheating protection.
- Safe area compensation for reliable operation.
- Low output noise and high regulation stability.
- Compatible with external capacitors for improved performance.
- TO-220 package for easy mounting and heat dissipation.
- Ideal for dual polarity power supplies.
- Suitable for a wide range of analog and audio applications.
Pin Configuration
Specifications
| Product Attribute | Attribute Value |
| Product Category | Linear Voltage Regulators |
| Series | LM79 |
| Datasheet | LM7915 |
| Mounting Style | Through Hole |
| Package/Case | TO-220- |
| Number of Outputs | 1 Output |
| Polarity | Negative |
| Output Voltage | – 15 V |
| Output Current | 1.5 A |
| Output Type | Fixed |
| Input Voltage – Min | – 30 V |
| Input Voltage – Max | – 7 V |
| Minimum Operating Temperature | 0 C |
| Maximum Operating Temperature | + 125 C |
| Quiescent Current | 3 mA |
| Packaging | Tube |
| Line Regulation | 100 mV |
| Load Regulation | 200 mV |
| Product Type | Linear Voltage Regulators |
| PSRR / Ripple Rejection – Typ | 70 dB |
| Unit Weight | 2,300 g |
Applications
- Adjustable Power Supplies.
- System Power Supplies.
- Precision Voltage/Current Regulators.
- On-Card Regulators.
Package Contents
- 1 X LM7915 Negative Voltage Regulator PNP Power Transistor 15V 1A TO-220