Analog Devices Inc.

LT3048IDC

LT3048IDC Description

The LT3048IDC is a dual-output power management integrated circuit (PMIC) designed by Analog Devices Inc. This obsolete component features a surface-mount package and is housed in a tube format. It offers two distinct output capabilities: Output 1 provides a fixed voltage of 23.1V at a current of 300mA, while Output 2 is adjustable, ranging from 1.235V to 22V at a maximum current of 45mA. The LT3048IDC operates with a supply voltage between 2.7V and 4.8V and features a switching frequency of 1MHz. This PMIC does not include a sequencer, supervisor, or LED driver, making it suitable for applications where these features are not required.

LT3048IDC Features

• Dual-Output Configuration: The LT3048IDC provides two output channels, each tailored for different power requirements. Output 1 is designed for higher current applications, delivering 300mA at a fixed 23.1V, while Output 2 offers adjustable voltage from 1.235V to 22V at 45mA, making it versatile for various low-current needs.
• High Efficiency: With a switching frequency of 1MHz, the LT3048IDC ensures efficient power conversion, minimizing energy loss and heat generation.
• Wide Input Voltage Range: The supply voltage range of 2.7V to 4.8V allows for flexibility in power source selection, accommodating a variety of input conditions.
• Surface-Mount Technology: The surface-mount package of the LT3048IDC facilitates easy integration into compact and space-constrained designs, enhancing board density and reliability.
• Moisture Sensitivity Level 1: The MSL rating of 1 (Unlimited) ensures that the component is highly resistant to moisture, making it suitable for a wide range of environmental conditions without the need for special handling.

LT3048IDC Applications

The LT3048IDC is ideal for applications requiring dual power outputs with different voltage and current specifications. Its high efficiency and compact design make it suitable for:

• Embedded Systems: Providing power to multiple subsystems within embedded devices, such as microcontrollers and sensors.
• Communication Equipment: Supplying power to various components in communication modules, including RF circuits and digital signal processors.
• Industrial Control Systems: Offering reliable power to control boards and automation systems where precise voltage regulation is crucial.
• Medical Devices: Ensuring stable power delivery to critical components in medical equipment, such as diagnostic tools and monitoring devices.

Conclusion of LT3048IDC

The LT3048IDC, despite being obsolete, remains a valuable component for specific power management needs. Its dual-output design, high efficiency, and wide input voltage range make it a versatile choice for applications requiring multiple power sources. The surface-mount package and moisture sensitivity level 1 further enhance its usability in diverse environments. While modern alternatives may offer additional features, the LT3048IDC continues to serve well in applications where its unique specifications are required.