Microchip Technology

MCP1722T-3310H/Q8B  

Linear & Switching Voltage Regulators

MCP1722T-3310H/Q8B Description

The MCP1722T-3310H/Q8B is a dual low-dropout (LDO) linear voltage regulator designed by Microchip Technology, specifically tailored for automotive applications. This IC features a fixed output voltage configuration with two regulators capable of providing 3.3V and 10V outputs. The device is designed to operate with an input voltage range up to 55V, making it suitable for a wide variety of power management scenarios. Each regulator can support output currents of either 50mA or 100mA, ensuring flexibility in power delivery.

The MCP1722T-3310H/Q8B is housed in a VDFN package, which is ideal for surface mount applications and offers a wettable flank for enhanced soldering reliability. The device is REACH unaffected and RoHS3 compliant, ensuring it meets the highest environmental and safety standards. With a moisture sensitivity level (MSL) of 3, the IC is suitable for use in environments where moisture resistance is critical.

MCP1722T-3310H/Q8B Features

• Dual Regulators: The MCP1722T-3310H/Q8B features two independent regulators, each with a fixed output voltage of 3.3V and 10V, respectively. This dual-regulator design allows for efficient power management in systems requiring multiple voltage rails.
• Low Dropout Voltage: The device boasts a maximum dropout voltage of 0.75V at both 50mA and 100mA output currents. This low dropout voltage ensures high efficiency, especially in applications where the input voltage is close to the output voltage.
• Control and Protection Features: The IC includes enable and power good control features, providing precise control over the power delivery. Additionally, it offers over-current, over-temperature, and short-circuit protection, ensuring robustness and reliability in demanding environments.
• High PSRR: With a power supply rejection ratio (PSRR) of 80dB at 100Hz, the MCP1722T-3310H/Q8B effectively filters out noise from the input power supply, resulting in cleaner output voltage.
• Low Quiescent Current: The device operates with a low quiescent current of 80 µA, making it suitable for low-power applications where energy efficiency is crucial.

MCP1722T-3310H/Q8B Applications

The MCP1722T-3310H/Q8B is well-suited for a variety of applications, particularly in the automotive sector. Its dual regulator design and robust protection features make it ideal for:

• Automotive Electronics: Powering various electronic systems in vehicles, such as infotainment systems, electronic control units (ECUs), and advanced driver-assistance systems (ADAS).
• Industrial Control Systems: Providing stable power to microcontrollers, sensors, and other critical components in industrial environments.
• Telecommunications: Ensuring reliable power delivery in base stations, routers, and other communication equipment.
• Consumer Electronics: Powering devices that require multiple voltage rails, such as smartphones, tablets, and gaming consoles.

Conclusion of MCP1722T-3310H/Q8B

The MCP1722T-3310H/Q8B is a versatile and reliable dual LDO regulator designed to meet the demanding requirements of automotive and industrial applications. Its low dropout voltage, high PSRR, and comprehensive protection features make it an excellent choice for systems requiring efficient and stable power management. The device's dual regulator design and fixed output voltages provide flexibility in power delivery, while its low quiescent current ensures energy efficiency. With its REACH unaffected and RoHS3 compliant status, the MCP1722T-3310H/Q8B is an environmentally friendly solution that meets the highest industry standards.

MCP1722T-3310H/Q8B Documents

Download datasheets and manufacturer documentation for MCP1722T-3310H/Q8B

Datasheets :

MCP1722      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH