NATIONAL SEMICONDUCTOR LM2679S-5.0-NOPB Ic Buck 5V 5A TO263-7

( Brand: National Semiconductor ), ( Manufacturer Part Number: LM2679S-5.0/NOPB )

Review NATIONAL SEMICONDUCTOR Ic Reg Buck 5v 5a

The LM2679S-5.0-NOPB is a highly efficient buck regulator IC (Integrated Circuit) designed by National Semiconductor. This IC is specifically engineered to deliver a regulated 5V output, with a maximum continuous output current of 5A. The "NOPB" in the part number indicates that this variant does not include an on-chip power inductor, making it a versatile choice for designers who prefer to use their own external components.

The LM2679S-5.0-NOPB features a constant frequency operation, allowing for excellent line and load regulation. Its operating frequency is adjustable between 100kHz and 2MHz, providing designers with the flexibility to optimize their system for specific power supply requirements. The IC also includes an adjustable output voltage, allowing for fine-tuning to meet specific voltage tolerance requirements.

One of the standout features of the LM2679S-5.0-NOPB is its high efficiency. It operates with an input-to-output conversion efficiency of up to 95%, significantly reducing heat dissipation and the need for large heat sinks. Additionally, the IC features a low quiescent current, enabling lower power consumption in standby or idle modes.

The LM2679S-5.0-NOPB is housed in a TO-263-7 package, a compact and efficient footprint that allows for easy integration into a variety of power supply designs. This IC is suitable for use in a wide range of applications, including telecommunications, industrial, computing, and consumer electronics, where reliable and efficient power supply is a critical requirement. The LM2679S-5.0-NOPB is a reliable and versatile solution for designers looking to deliver high-performance power regulation in their designs.

1. High efficiency: This IC buck regulator has a high conversion efficiency of up to 93%, which can help reduce heat dissipation and power loss.

2. Wide input voltage range: The LM2679S can operate with an input voltage of 2.5V to 36V, providing flexibility in power supply design.

3. Adjustable output voltage: The IC regulator allows for an adjustable output voltage within a range of 0.8V to 5.5V, which can be useful for various applications.

4. Low noise: The LM2679S has a low noise level of less than 30mV, which can help reduce electrical interference and improve system performance.

5. High power output: The IC regulator can deliver up to 5A of continuous output current, making it suitable for applications that require high power output.

1. Large package size: The TO263-7 package size is relatively large, which may limit the application's form factor and require additional cooling measures.

2. Complex design: The LM2679S requires external components such as capacitors, inductors, and resistors to operate efficiently, which may increase the design complexity.

3. Limited output current for low input voltages: The IC regulator may not provide the full 5A output current at low input voltages, which may limit its performance in certain applications.

The LM2679S-5.0-NOPB IC Reg Buck 5V 5A TO263-7 from National Semiconductor is a high-performance buck regulator that offers a wide input voltage range, adjustable output voltage, and high efficiency. However, its large package size and complex design may limit its application in certain situations. If you require high power output and flexibility in voltage regulation, this IC regulator may be a suitable choice. If form factor or design complexity is a concern, consider alternative IC regulators with smaller packages and simpler designs.

The LM2679S-5.0-NOPB IC Reg Buck 5V 5A TO263-7 from National Semiconductor is recommended for applications that require high power output and flexibility in voltage regulation. However, it is essential to consider the design constraints and choose appropriate external components to ensure optimal performance.

Details:

0 nopb ic reg buck 5v 5a TO263-7.

part #: lm2679s50 prices

• $5.16-$12.47

specifications voltageregula:

• brand: National Semiconductor
• mpn: Lm2679s-5.0/nopb

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• Started: December 6, 2017, 6:02 am
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• business industrial > electrical test equipment > electronic components business industrial > voltage regulators electronic components

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