STMicroelectronics

KF33BD-TR

KF33BD-TR Description

The KF33BD-TR is a high-performance linear voltage regulator from STMicroelectronics, designed to provide a stable 3.3V output with a maximum current of 500mA. This fixed-output voltage regulator features a single output configuration and is housed in an 8-SO package, making it suitable for surface mount applications. With a maximum input voltage of 20V and a low dropout voltage of 0.7V at 500mA, the KF33BD-TR ensures reliable operation in various electronic systems.

KF33BD-TR Features

• Output Type: Fixed, providing a stable 3.3V output voltage.
• Voltage - Input (Max): 20V, allowing for a wide range of input voltages.
• Current - Output: 500mA, suitable for applications requiring moderate current levels.
• Number of Regulators: 1, simplifying circuit design.
• Output Configuration: Positive, ideal for most electronic systems.
• Current - Supply (Max): 12 mA, ensuring low power consumption.
• Product Status: Active, indicating ongoing production and availability.
• REACH Status: REACH Unaffected, compliant with European chemical regulations.
• RoHS Status: ROHS3 Compliant, adhering to environmental standards.
• Moisture Sensitivity Level (MSL): 1 (Unlimited), allowing for flexible storage and handling.
• Current - Quiescent (Iq): 1 mA, minimizing power loss in standby mode.
• PSRR: 80dB ~ 60dB (120Hz ~ 10kHz), providing excellent power supply rejection ratio.
• Mounting Type: Surface Mount, suitable for modern electronic devices.
• Control Features: Enable, allowing for easy integration into existing systems.
• Protection Features: Over Current, Over Temperature, ensuring device safety and reliability.

KF33BD-TR Applications

The KF33BD-TR is ideal for a wide range of applications, including:

• Portable Electronics: Due to its low quiescent current and small form factor, it is perfect for battery-powered devices.
• Industrial Control Systems: Its ability to handle a wide input voltage range makes it suitable for industrial applications with varying power sources.
• Telecommunications Equipment: The KF33BD-TR's stability and low dropout voltage make it an excellent choice for telecommunications equipment requiring reliable power regulation.
• Automotive Electronics: With its ability to handle high input voltages and provide a stable output, the KF33BD-TR is well-suited for automotive electronics applications.

Conclusion of KF33BD-TR

The KF33BD-TR from STMicroelectronics is a versatile and reliable linear voltage regulator, offering a fixed 3.3V output with a maximum current of 500mA. Its unique combination of technical specifications, performance benefits, and compliance with industry standards make it an ideal choice for a wide range of electronic applications. With its low quiescent current, wide input voltage range, and robust protection features, the KF33BD-TR is a dependable solution for ensuring stable and efficient power regulation in various systems.