The TA79L008P is a three-terminal negative voltage regulator from Toshiba Semiconductor and Storage. It provides a fixed -0.8V output voltage, making it suitable for a variety of applications requiring a stable negative voltage supply. This regulator is designed for local, on-card regulation and offers built-in protection features to enhance system reliability.

Applications:

• Local On-Card Regulation: Providing stable negative voltage for individual circuit boards and modules.
• Battery-Powered Systems: Efficiently regulating voltage in portable devices and battery-backed applications.
• Instrumentation: Supplying precise voltage to sensitive measurement and control equipment.
• Linear Power Supplies: Acting as a component in creating regulated linear power supplies.

Features:

• Fixed Output Voltage: Provides a stable -0.8V output voltage.
• Internal Short-Circuit Current Limiting: Protects the regulator and connected circuitry from damage due to short circuits.
• Thermal Overload Protection: Shuts down the regulator when the internal temperature exceeds safe limits, preventing thermal damage.
• Small Package: Typically available in a compact package, facilitating integration into space-constrained applications.

Benefits:

• Simplified Design: Requires minimal external components, reducing the complexity and cost of power supply circuits.
• Enhanced Reliability: Built-in protection features ensure robust and reliable operation, even under fault conditions.
• Stable Output Voltage: Provides a consistent and accurate negative voltage, crucial for sensitive electronic circuits.
• Cost-Effective: Offers a low-cost solution for negative voltage regulation needs.

Additional Details:

The TA79L008P typically comes in a through-hole package (e.g., TO-92 or similar). The input voltage range must be within the specified limits (typically a few volts above the output voltage) to ensure proper regulation. Consult the datasheet for specific electrical characteristics, such as input voltage range, output voltage tolerance, and quiescent current. Proper heat sinking may be required, depending on the input voltage, output current, and ambient temperature.