LM3243TMX+

Name: LM3243TMX+
Brand: Texas Instruments
Rating: 4.5 (10 reviews)
Author: Lisleapex

2.7MHz, 2.5A Step-Down DC-DC Converter with Analog Bypass Mode for 2G/3G/4G PAs

7,893 Effective Inventory

LM3243TMX+

Effective Inventory7,893

2.7MHz, 2.5A Step-Down DC-DC Converter with Analog Bypass Mode for 2G/3G/4G PAs

Manufacturer Part # : LM3243TMX+
Package/Case: SMD
Brand: Texas Instruments
Product Categories : Switching Regulator or Controllers

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All parts procured from our supply chain network undergo a rigorous incoming inspection process. This meticulous inspection ensures that the parts received by our customers are authentic and meet the required standards. Additionally, we maintain detailed records of these inspections to ensure transparency and traceability throughout the supply chain.

Certification

We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.

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Service & Packaging

About After Sales Service

All Parts Extended Quality Guarantee

Initiate the application within 90 days from the shipment date.

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Maintain the goods in their original condition as received.

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LM3243TMX+ DataSheet

Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!

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LM3243TMX+ Description

The LM3243TMX+ is a low-power, low-noise operational amplifier from Texas Instruments, designed for battery-powered applications and ideal for filtering, buffering, and amplifying circuits.

Features

The LM3243TMX+ features low power consumption, making it ideal for battery-powered applications. It also has a high common-mode rejection ratio and a wide bandwidth.

Applications

This operational amplifier is suitable for use in various applications such as filtering, buffering, and amplifying circuits.

Where to Use:

The LM3243TMX+ can be used in a variety of applications including battery-powered devices, audio equipment, and medical instruments.

Manufacturer

The LM3243TMX+ is manufactured by Texas Instruments (TI), a global leader in semiconductor technology.

Packages

The LM3243TMX+ comes in an 16-pin SOIC-16 (Small Outline Integrated Circuit) package. This package is designed for surface-mount technology, offering a compact and efficient solution for integrating the operational amplifier into electronic circuits.

Equivalent Parts of LM3243TMX+

OPA2134: A comparable operational amplifier from Texas Instruments with similar features and performance.

FAQs

What is LM3243TMX+?

The LM3243TMX+ is a 1.8-V to 5.5-V input, 600-mA step-down DC-DC converter with an integrated inductor designed by Texas Instruments. Its compact design and high efficiency make it an ideal choice for space-constrained and battery-powered applications such as portable devices, wearable electronics, and IoT devices.

How Does LM3243TMX+ Work?

The LM3243TMX+ works as a step-down DC-DC converter, converting a higher input voltage to a lower output voltage with high efficiency. It regulates the output voltage through pulse-width modulation (PWM) control, and the integrated inductor helps minimize the external component count, making it suitable for small form factor designs.

How Many Pins does LM3243TMX+ have and What are the Functions of the Pinout Configuration?

The LM3243TMX+ is housed in a 6-pin WSON (Very-Thin Small-Outline No-Lead) package. The pinout configuration includes:

VIN: Input voltage pin.
EN: Enable pin for turning the converter on and off.
PGND: Power ground pin.
SW: Switching node for the internal power MOSFET.
FB: Feedback pin for controlling the output voltage.
AGND: Analog ground pin.

What are the Pros and Cons of LM3243TMX+?

Pros:

Integrated Inductor: Minimizes the need for external components and saves board space.
Wide Input Voltage Range: Operates over a wide input voltage range, accommodating various power sources.
Low Quiescent Current: Helps to extend the battery life in portable applications.
High Efficiency: Provides high efficiency at light and heavy loads, reducing power dissipation.
Enable Pin: Allows for control of the converter's on/off state, conserving power when not in use.

Cons:

Fixed Output Voltage: May not be suitable for applications requiring adjustable output voltage.
PCB Layout: Requires careful consideration of layout and thermal management for optimal performance.
Thermal Considerations: May require attention to thermal management in high-power applications.

Are There Any Equivalents/Alternatives to LM3243TMX+ for Recommendation?

The TPS62840 from Texas Instruments is a similar step-down converter with a different pinout and features.
Alternatives to the LM3243TMX+ include the MP2307 from Monolithic Power Systems and the MAX77650 from Maxim Integrated.