7905 Voltage Regulator

5V Negative Linear Voltage Regulator – 1.5A Fixed Output Power IC
This -5V negative voltage regulator is a high-current linear power regulator designed for analog electronics, dual power supplies, audio systems, instrumentation circuits, and embedded applications. Featuring fixed negative voltage output, internal thermal and short-circuit protection, and up to 1.5A current capability, the regulator provides reliable and stable negative power supply performance for industrial and educational electronics projects.

Why it’s a System Essential:
• Stable -5V Output: Provides reliable negative voltage regulation for analog and dual-supply circuits.
• High Output Current Capability: Delivers up to 1.5A for medium-to-high power applications.
• Wide Input Voltage Support: Operates with input voltages up to 25V.
• Integrated Protection Features: Includes thermal overload and short-circuit current limiting protection.
• Reliable Thermal Operation: Supports junction temperatures up to 125°C.
• Multiple Package Options: Available in TO-220 and KTE packages for flexible PCB and heatsink designs.
• Ideal for Analog Electronics: Commonly used in op-amp, audio, and instrumentation systems.

Technical Specifications:
• Regulator Type: Negative Linear Voltage Regulator
• Output Voltage: -5V
• Output Current: 1.5A
• Minimum Input Voltage: 7V
• Maximum Input Voltage: 25V
• Operating Current (IQ): 5mA

Protection Features:
• Internal Thermal Overload Protection
• Short-Circuit Current Limiting Protection

Thermal Specifications:
• Maximum Junction Temperature: 125°C

Package Options:
• TO-220 Package
• KTE Package

Features:
• Fixed negative voltage regulation
• High-current output capability
• Built-in protection circuitry
• Reliable thermal stability
• Suitable for dual-supply analog systems
• Easy power supply integration

Applications:
• Dual power supply systems
• Audio amplifier circuits
• Operational amplifier power rails
• Instrumentation electronics
• Industrial automation systems
• Embedded analog electronics
• Laboratory power supplies
• DIY regulated power supplies
• Educational electronics projects

Best For:
Ideal for students, hobbyists, makers, engineers, and analog electronics developers working on audio systems, instrumentation circuits, dual-supply electronics, embedded analog applications, and regulated negative power supply designs requiring stable -5V high-current voltage regulation.