LM3674MFX-1.8

$0.64

Description：IC REG BUCK 1.8V 600MA SOT23-5
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR)

SKU:d7bc1e6981ec Category: Voltage Regulators - DC DC Switching Regulators Brand: Texas Instruments

Consult the customer manager about the wholesale price.

consultation hotline：86-132-6715-2157

email：[email protected]
Contact the product manager for consultation. One-stop consultation is available.

Do you want a lower wholesale price? Please send us your inquiry and we will reply immediately.

Product introduction

LM3674MFX-1.8 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 SOT23-5. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for LM3674MFX-1.8

Description：IC REG BUCK 1.8V 600MA SOT23-5
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR)
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：-30°C ~ 85°C (TA)
Mounting Type：Surface Mount
Package / Case：SC-74A, SOT-753
Supplier Device Package：SOT-23-5
Grade：-
Qualification：-

Voltage Regulators - DC DC Switching Regulators datasheet and documents for LM3674MFX-1.8

LM3674MFX-1.8

Voltage Regulators - DC DC Switching Regulators Overview

The LM3674MFX-1.8/NOPB is a fixed-output step-down DC-DC converter manufactured by Texas Instruments. It operates with an input voltage range of 2.7 V to 5.5 V and provides a fixed output voltage of 1.8 V at up to 600 mA. The device utilizes a 2 MHz switching frequency and employs synchronous rectification for high efficiency. It is housed in a compact SOT-23-5 package and supports operation temperatures from -30°C to +85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Integrates synchronous buck topology for efficient power conversion
Features fixed 1.8 V output configuration
Supports high-frequency 2 MHz switching operation

Voltage Regulators - DC DC Switching Regulators Applications

Portable battery-powered electronic devices
Embedded systems requiring stable low-voltage rails
General-purpose power management in compact form factors

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the complete part number including the suffix /NOPB when ordering, as it indicates lead-free compliance. Confirm the specific output voltage variant matches the design requirement, as the LM3674 series includes multiple fixed voltage options. Ensure the SOT-23-5 package footprint aligns with the PCB layout specifications before finalizing procurement.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 1.8 V output is required without external feedback resistors. The fixed architecture simplifies board design compared to adjustable regulators. Consider the 600 mA current limit and 2.7 V minimum input voltage to ensure compatibility with the system's power source and load demands.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the LM3674 family of step-down converters. Other variants in the series include different fixed output voltages such as 1.2 V and 1.5 V. These parts share similar electrical characteristics and packaging but are distinguished by their specific output voltage settings.