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PT7M8218B18CE

PT7M8218B18CE Description

The PT7M8218B18CE is a linear regulator IC designed for power management applications, manufactured by Diodes Incorporated. This IC features a fixed output voltage of 1.8V and is capable of delivering up to 300mA of output current. It operates within an input voltage range up to 5.5V and is housed in a compact SC70-5 package, making it suitable for surface mount applications. Despite its small form factor, the PT7M8218B18CE offers robust performance with a low dropout voltage of 0.18V at 150mA (typical), ensuring efficient operation even at low input-to-output voltage differentials.

PT7M8218B18CE Features

• Fixed Output Voltage: The PT7M8218B18CE provides a stable 1.8V output voltage, ideal for applications requiring a consistent power supply.
• High Efficiency: With a low dropout voltage of 0.18V at 150mA (typical), this regulator maintains high efficiency even under varying load conditions.
• Low Quiescent Current: A quiescent current of only 50 µA ensures minimal power consumption during operation, making it suitable for battery-powered devices.
• High PSRR: The PT7M8218B18CE boasts a power supply rejection ratio (PSRR) of 75dB at 1kHz, effectively filtering out noise from the input power supply.
• Protection Features: Integrated over-current and over-temperature protection ensures reliable operation and protects the IC from damage under fault conditions.
• Enable Control: The enable feature allows for dynamic control of the regulator's operation, providing flexibility in power management.
• Compliance: The PT7M8218B18CE is REACH unaffected and RoHS3 compliant, meeting environmental and regulatory standards.
• Moisture Sensitivity Level: With an MSL of 1 (unlimited), the IC is suitable for a wide range of manufacturing environments.

PT7M8218B18CE Applications

The PT7M8218B18CE is ideal for a variety of applications where a stable and efficient power supply is required. Its compact size and high efficiency make it particularly suitable for:

• Consumer Electronics: Portable devices such as smartphones, tablets, and wearables benefit from the low dropout voltage and low quiescent current.
• Industrial Equipment: Robust protection features and high PSRR make it suitable for industrial applications where reliability and noise immunity are critical.
• Telecommunications: The PT7M8218B18CE can be used in base stations and other telecom equipment requiring stable power supplies.
• Medical Devices: Its compliance with environmental and regulatory standards makes it suitable for medical equipment where reliability and safety are paramount.

Conclusion of PT7M8218B18CE

The PT7M8218B18CE is a versatile and efficient linear regulator IC, offering a combination of high performance and reliability. Its low dropout voltage, low quiescent current, and high PSRR make it an excellent choice for applications requiring stable power supply with minimal power consumption. The enable control feature and robust protection mechanisms further enhance its flexibility and reliability. Despite being marked as obsolete, the PT7M8218B18CE remains a valuable component for designers looking for a compact, efficient, and reliable power management solution.