Texas Instruments

LM2717MT

LM2717MT Description

The LM2717MT is a fixed-output voltage regulator designed by Texas Instruments, belonging to the category of DC Switching Voltage Regulators. This IC is specifically engineered to provide stable and efficient power conversion in a variety of electronic applications. It features a fixed output voltage of 3.3V and is capable of delivering a maximum output current of 2.2A on one rail and 3.2A on the other, making it suitable for dual-output power supply designs. The regulator operates within an input voltage range of 4V to 20V, ensuring compatibility with a wide range of input power sources.

The LM2717MT employs a buck topology, which is known for its high efficiency and compact design. It operates at a switching frequency range of 300kHz to 600kHz, allowing for the use of smaller inductors and capacitors in the external circuitry. This regulator is housed in a 24TSSOP package, which is suitable for surface-mount applications and provides a robust mechanical structure for reliable performance.

LM2717MT Features

• Fixed Output Voltage: The LM2717MT provides a fixed output voltage of 3.3V, ensuring stable power supply for sensitive electronic components.
• Dual Output Configuration: With two positive output rails, this regulator can deliver 2.2A on one rail and 3.2A on the other, making it ideal for applications requiring multiple power sources.
• Wide Input Voltage Range: The regulator operates efficiently within an input voltage range of 4V to 20V, accommodating various power supply scenarios.
• High Switching Frequency: The operating frequency range of 300kHz to 600kHz allows for the use of smaller passive components, reducing the overall footprint and cost of the power supply design.
• Buck Topology: Utilizing a buck converter topology, the LM2717MT offers high efficiency and excellent transient response, essential for modern electronic systems.
• Surface-Mount Package: The 24TSSOP package is designed for surface-mount technology, ensuring ease of integration into compact PCB designs.
• Moisture Sensitivity Level: With an MSL rating of 1 (Unlimited), the LM2717MT is suitable for a wide range of manufacturing environments without the need for special handling procedures.

LM2717MT Applications

The LM2717MT is well-suited for a variety of applications where efficient power conversion and stable voltage regulation are critical. Some specific use cases include:

• Telecommunications Equipment: Providing stable power to sensitive components in routers, switches, and other telecom devices.
• Industrial Control Systems: Ensuring reliable power supply in PLCs, sensors, and actuators.
• Consumer Electronics: Powering devices such as gaming consoles, smart TVs, and high-end audio equipment.
• Automotive Electronics: Supplying power to infotainment systems, advanced driver-assistance systems (ADAS), and other automotive electronics.

Conclusion of LM2717MT

The LM2717MT is a versatile and efficient fixed-output voltage regulator designed for demanding applications requiring stable power supply and high efficiency. Its dual-output configuration, wide input voltage range, and high switching frequency make it an ideal choice for modern electronic systems. Despite being marked as obsolete, the LM2717MT remains a reliable option for designers seeking a robust and efficient power solution. Its compatibility with surface-mount technology and moisture sensitivity level of 1 further enhance its suitability for various manufacturing processes. For applications requiring a fixed 3.3V output with dual current capabilities, the LM2717MT stands out as a reliable and efficient choice.