Product Overview
Philips TL431AC 3-Terminal Adjustable Shunt Regulator – Unused, New Old Stock
The Philips TL431AC is a three-terminal programmable shunt regulator designed to provide a stable voltage reference in power and control circuits. With low output impedance and wide adjustability, it supports flexible regulation and precision voltage control.
Trusted across power supplies and measurement systems, the TL431 family is widely regarded for stable performance and ease of integration. This unit is unused, preserved as new old stock, and ready for design, repair, or prototyping.
Product Condition
Unused, new old stock. Kept in original packaging and in excellent preserved condition.
Product Overview
Philips is known for its robust analog and semiconductor devices. The TL431AC offers an equivalent full-range temperature coefficient of 30 ppm/°C, a typical output impedance of 0.2 ohms, and a sink current capability from 1 mA to 100 mA. Its three-terminal design allows easy circuit integration for stable voltage reference and control.
Key Features
- Brand: Philips
- Model: TL431AC
- Type: 3-terminal adjustable shunt regulator
- Adjustable voltage reference up to 36 V
- Low output impedance: 0.2 ohms typical
- Sink current capability: 1 mA to 100 mA
- Temperature coefficient: 30 ppm/°C typical
- Compact design for easy integration
- Reliable for precision regulation
Applications
- Switching and linear power supplies
- Reference voltage generation
- Precision voltage regulation circuits
- Measurement and instrumentation systems
- Industrial control electronics
- Repair and replacement for legacy boards
- Educational and prototyping use
Frequently Asked Questions
What is the typical output impedance?
The TL431AC provides a low typical output impedance of 0.2 ohms.
What is the sink current range?
It supports sink currents between 1 mA and 100 mA.
How stable is this regulator across temperature?
The device has an equivalent full-range temperature coefficient of 30 ppm/°C typical, ensuring accuracy under varying conditions.
What condition is this part in?
It is unused, preserved as new old stock, and stored in original packaging.
Where is the TL431AC commonly used?
It is widely applied in power supplies, control circuits, and precision measurement systems.
This listing is for one Philips TL431AC 3-terminal adjustable shunt voltage reference IC, unused and new old stock, as described above.
