LM2673SX-ADJ
Switching Voltage Regulators 8V to 40V, 3A SIMPLE SWITCHER® buck converter with adjustable current limit 7-DDPAK/TO-263 -40 to 125LM2673SX-ADJ
Switching Voltage Regulators 8V to 40V, 3A SIMPLE SWITCHER® buck converter with adjustable current limit 7-DDPAK/TO-263 -40 to 125
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Manufacturer Part # : LM2673SX-ADJ
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Package/Case: TO263-7
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Brand: Texas Instruments
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Product Categories : Voltage Regulators - DC DC Switching Regulators
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Shipping & Payment
Shipping & Payment
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Service & Packaging
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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LM2673SX-ADJ 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!
Details
The LM2673SX-ADJ is a versatile voltage regulator designed to provide a stable output voltage with a maximum current of 3A. Operating at a switching frequency of up to 260kHz, this regulator offers efficient power conversion for a variety of applications
Key Features
- This product is designed for high reliability and long lifespan
- It features a wide range of operating temperatures from -40°C to 125°C
- A unique feature is its ability to withstand electromagnetic interference
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
Vin (min) (V) | 8 | Vin (max) (V) | 40 |
Vout (min) (V) | 1.23 | Vout (max) (V) | 37 |
Iout (max) (A) | 3 | Iq (typ) (mA) | 4.2 |
Switching frequency (min) (kHz) | 260 | Switching frequency (max) (kHz) | 260 |
Features | Enable, Over Current Protection | Operating temperature range (°C) | -40 to 125 |
Rating | Catalog | Regulated outputs (#) | 1 |
Control mode | Voltage mode | Duty cycle (max) (%) | 91 |
Type | Converter |
FAQs
What is LM2673SX-ADJ?
The LM2673SX-ADJ is a versatile and high-efficiency step-down (buck) voltage regulator integrated circuit (IC) manufactured by Texas Instruments. It is designed to provide a regulated output voltage from a higher input voltage, making it suitable for various power supply applications in industrial, automotive, and consumer electronics.
How Does LM2673SX-ADJ Work?
The LM2673SX-ADJ operates by efficiently converting a higher input voltage to a lower regulated output voltage, using a step-down (buck) topology. It features a high switching frequency and integrated power MOSFETs to achieve high efficiency voltage regulation. The IC offers adjustable output voltage settings, enabling flexibility in different power supply designs.
How Many Pins does LM2673SX-ADJ have and What are the Functions of the Pinout Configuration?
The LM2673SX-ADJ is available in a TO-263-5 package, which contains the following pinout configuration:
- VIN: Input voltage pin.
- SENSE: Voltage feedback sense pin.
- ON/OFF: On/Off control pin.
- ADJ: Adjustable output pin for setting the output voltage.
- GND: Ground pin.
- VOUT: Regulated output voltage pin.
What are the Pros and Cons of LM2673SX-ADJ?
Pros:
- High Efficiency: Offers high efficiency power conversion for energy-saving applications.
- Adjustable Output Voltage: Enables flexibility in power supply designs with adjustable output voltage settings.
- Integrated MOSFETs: Contains integrated power MOSFETs for simplified external circuitry.
- Compact Package: The TO-263-5 package provides a space-efficient solution for compact designs.
- Wide Input Voltage Range: Supports a wide input voltage range for versatile application scenarios.
Cons:
- Requires External Components: May require external components such as input/output capacitors and inductors for optimal performance.
- Heat Dissipation: High efficiency operation may generate heat, requiring proper thermal management.
Are There Any Equivalents/Alternatives to LM2673SX-ADJ for Recommendation?
- The LM2675 from Texas Instruments is a similar adjustable step-down voltage regulator with different package options.
- Alternatives to the LM2673SX-ADJ include the LM2940 from Texas Instruments and the MC34063A from ON Semiconductor.
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