LM3668SDX-3034/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM3668SDX-3034/NOPB is a single inductor buck-boost DC/DC converter from Texas Instruments, housed in a 12-WSON package. It provides a fixed output voltage of 3V and 3.4V with a maximum output current of 1A. The device operates within an input voltage range of 2.5V to 5.5V and features a switching frequency of 2.2MHz. It supports a wide operating temperature range from -40°C to +85°C and includes shutdown functionality.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates a single inductor buck-boost topology for efficient power conversion across varying input conditions.
• Supports dual mode operation to maintain high efficiency under different load requirements.
• Features synchronous rectification to minimize conduction losses and improve overall performance.

Voltage Regulators - DC DC Switching Regulators Applications

• Portable battery-powered devices requiring stable voltage regulation
• Single-cell lithium-ion battery systems
• Mobile communication equipment

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix '3034' confirms the 3V/3.4V output configuration. Confirm the 'NOPB' designation indicates lead-free and RoHS compliance. Check the datasheet for any recent product change notices or obsolescence status, as availability may vary by region.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact solution is needed for single-cell battery applications. Ensure the required output voltage matches the fixed 3V or 3.4V options. Verify that the 1A current capability meets the system load requirements and that the 2.2MHz frequency fits the EMI constraints.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM3668 family of high-efficiency buck-boost converters. It shares the same core architecture and package type with variants like LM3668SD-2833/NOPB and LM3668SD-4550/NOPB, differing primarily in their fixed output voltage settings.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LM3668SD-2833/NOPB offers similar topology but with 2.8V/3.3V outputs. LM3668SD-4550/NOPB provides 4.5V/5V outputs. Verify pin compatibility and thermal performance before substitution.

Voltage Regulators - DC DC Switching Regulators FAQ

Is the LM3668SDX-3034/NOPB suitable for single-cell lithium-ion battery applications?

Yes, its input voltage range of 2.5V to 5.5V covers the discharge curve of a single Li-ion cell, making it suitable for such applications.

What is the maximum output current capability of this device?

The device supports a maximum output current of 1A.