onsemi

CAT5112LI-50

CAT5112LI-50 Description

The CAT5112LI-50 is a 32-tap digitally programmable potentiometer from onsemi, designed for applications requiring precise resistance control. This device features a linear taper and a resistance of 50kΩ with a tolerance of ±20%. It operates within a supply voltage range of 2.5V to 6V and has a temperature coefficient of 300ppm/°C. The CAT5112LI-50 is housed in a through-hole package and is part of the CAT5112 series. It interfaces via Up/Down (U/D, INC, CS) control lines, enabling flexible and dynamic resistance adjustments. Despite being marked as obsolete, the CAT5112LI-50 remains a viable option for legacy systems and specific applications where its unique features are advantageous.

CAT5112LI-50 Features

• Digitally Programmable Potentiometer: Offers 32 taps for precise resistance control.
• Linear Taper: Ensures consistent resistance changes across the adjustment range.
• Wide Operating Voltage Range: Compatible with systems operating from 2.5V to 6V.
• Low Temperature Coefficient: Maintains stability with a coefficient of 300ppm/°C.
• High Resistance Value: 50kΩ with ±20% tolerance, suitable for high-impedance applications.
• Through-Hole Mounting: Ideal for applications requiring robust mechanical stability.
• Up/Down Interface: Simplifies control with U/D, INC, and CS lines.
• Single Circuit Design: Focuses on delivering reliable performance in compact designs.

CAT5112LI-50 Applications

The CAT5112LI-50 is well-suited for applications requiring precise and dynamic resistance adjustments. Its features make it ideal for:

• Audio Volume Control: Provides smooth and linear control over audio levels.
• Gain Adjustment in Amplifiers: Allows for precise gain control in signal conditioning circuits.
• Temperature Compensation: Utilizes its low temperature coefficient to maintain performance in varying conditions.
• Legacy System Upgrades: Replaces older potentiometers with enhanced digital control capabilities.
• Custom Calibration: Enables fine-tuning of electronic circuits for optimal performance.

Conclusion of CAT5112LI-50

The CAT5112LI-50 from onsemi is a versatile and reliable digitally programmable potentiometer. Its 32-tap linear taper and 50kΩ resistance offer precise control, making it suitable for a variety of applications, including audio, amplifiers, and temperature compensation. Despite its obsolete status, the CAT5112LI-50 remains a valuable component for specific use cases and legacy systems. Its robust through-hole mounting and wide operating voltage range further enhance its utility in demanding environments. For applications requiring precise and dynamic resistance adjustments, the CAT5112LI-50 is an excellent choice.