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MCP45HV51T-104E/ST

MCP45HV51T-104E/ST Description

The MCP45HV51T-104E/ST from Microchip Technology is a high-voltage, digitally programmable potentiometer designed for precision analog control in demanding applications. This 100kΩ, 256-tap linear-taper device operates across a wide voltage range (1.8V–5.5V, 10V–36V, or ±5V–18V), making it versatile for mixed-voltage systems. Its I2C interface enables easy integration with microcontrollers, while the volatile memory ensures dynamic adjustability. The device features a low wiper resistance (145Ω typ) and a ±20% tolerance, suitable for applications requiring fine resolution and reliability. Packaged in a 14-TSSOP with surface-mount compatibility, it is ideal for space-constrained designs.

MCP45HV51T-104E/ST Features

• High-Voltage Operation: Supports up to 36V single-supply or ±18V dual-supply, outperforming standard digital pots.
• 256-Tap Resolution: Delivers fine-grained adjustment for precision analog tuning.
• I2C Interface: Enables simple digital control with selectable addressing for multi-device systems.
• Mute Functionality: Provides signal muting capability, useful in audio and communication systems.
• Low Tempco (100ppm/°C): Ensures stable performance across temperature variations.
• RoHS3 & REACH Compliant: Meets environmental and safety standards for global deployment.

MCP45HV51T-104E/ST Applications

• Industrial Automation: Calibration, sensor trimming, and process control in high-voltage environments.
• Audio Equipment: Volume control, tone adjustment, and mute functions in amplifiers/mixers.
• Test & Measurement: Programmable voltage dividers for lab equipment and instrumentation.
• Power Management: Feedback network tuning in DC-DC converters or LED drivers.
• Automotive Systems: Resilient performance in infotainment or HVAC controls.

Conclusion of MCP45HV51T-104E/ST

The MCP45HV51T-104E/ST combines high-voltage tolerance, precision resolution, and flexible interfacing in a compact package, making it a standout choice for engineers designing robust analog control systems. Its mute feature, wide supply range, and I2C compatibility cater to diverse applications, from industrial to consumer electronics. For projects demanding reliable, high-performance digital potentiometry, this Microchip device offers a compelling solution.