LM3671LC-1.8/NOPB

$1.13

Description：IC REG BUCK 1.8V 600MA 6USON
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:4a769f63bfe3 Category: Voltage Regulators - DC DC Switching Regulators Brand: Texas Instruments

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Product introduction

LM3671LC-1.8/NOPB is listed in the Voltage Regulators - DC DC Switching Regulators range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is IC REG BUCK 1.8V 600MA 6USON. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for LM3671LC-1.8/NOPB

Description：IC REG BUCK 1.8V 600MA 6USON
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Output Type：Fixed
Number of Outputs：1
Voltage - Input (Min)：2.7V
Voltage - Input (Max)：5.5V
Voltage - Output (Min/Fixed)：1.8V
Voltage - Output (Max)：-
Current - Output：600mA
Frequency - Switching：2MHz
Synchronous Rectifier：Yes
Operating Temperature：-40°C ~ 85°C (TA)
Mounting Type：Surface Mount
Package / Case：6-UFDFN
Supplier Device Package：6-USON (2x2)
Grade：-
Qualification：-

Voltage Regulators - DC DC Switching Regulators datasheet and documents for LM3671LC-1.8/NOPB

LM3671LC-1.8/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM3671LC-1.8/NOPB is a fixed-output step-down DC-DC converter manufactured by Texas Instruments, providing a stable 1.8V output with a maximum load current of 600mA. It operates within an input voltage range of 2.7V to 5.5V and features a typical switching frequency of 2MHz. The device utilizes synchronous rectification for high efficiency and incorporates automatic transition between PWM and PFM modes to optimize performance under varying load conditions.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Integrates internal synchronous rectification to maximize power conversion efficiency during operation.
Automatically switches between Pulse Width Modulation (PWM) and Pulse Frequency Modulation (PFM) modes to balance noise and quiescent current.
Includes built-in protection mechanisms such as thermal shutdown and cycle-by-cycle current limiting.

Voltage Regulators - DC DC Switching Regulators Applications

Powering low-voltage circuits in mobile phones and portable systems
Supplying power to handheld computers and personal digital assistants
Battery-powered consumer electronics requiring efficient step-down regulation

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific package type associated with the LC suffix against official datasheets, as variations exist within the family. Confirm that the NOPB designation indicates lead-free compliance. Ensure the selected variant matches the required automotive or industrial temperature ratings if applicable to your design constraints.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact solution is needed for single-cell lithium-ion battery applications. It is suitable for designs prioritizing small external component count and high efficiency at light loads. Consider the fixed 1.8V output constraint and ensure it aligns with the target circuit's voltage requirements.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM3671 series of 2MHz, 600mA step-down converters designed for portable devices. The series offers various fixed voltage options and adjustable versions to support diverse low-power applications. The LC package variant provides a specific footprint optimized for space-constrained surface-mount layouts.