NATIONAL SEMICONDUCTOR LM340K-5.0 Linear Voltage Regulator 5V TO3 Pakcage Ns 15A2

( Brand: National Semiconductor ), ( Manufacturer Part Number: LM340K-5.0 ), ( Type: Voltage Regulators )

Review NATIONAL SEMICONDUCTOR Pc 5v Fixed Linear Voltage Regulator To3 Pakcage Ns

The LM340K-5.0 is a linear voltage regulator from National Semiconductor, specifically packaged in a TO-3 package with a maximum thermal dissipation of 15W. This regulator is designed to provide a stable and regulated output voltage of 5.0V, regardless of the input voltage fluctuations within its specified operational range.

The LM340K-5.0 is a 3-terminal device, with the input (IN), output (OUT), and ground (GND) terminals. It operates on the principle of linear voltage regulation, which means it uses a series pass element to maintain a constant output voltage by continuously adjusting the current flowing through it. This design makes it suitable for applications where low noise and high efficiency are essential.

The device is capable of delivering up to 1.5A of continuous current at the output, making it suitable for powering a wide range of low-power electronic devices. It features a built-in thermal protection mechanism that limits the device's temperature to prevent damage due to overheating.

The LM340K-5.0 also offers excellent output voltage regulation, with a typical voltage regulation of 1% or less over the entire load current range. It has a wide operating temperature range of -55 C to 150 C, making it suitable for use in a variety of environments.

In summary, the LM340K-5.0 is a versatile and reliable linear voltage regulator that offers stable voltage regulation, high efficiency, and excellent thermal protection. Its TO-3 package allows for efficient heat dissipation, making it suitable for applications where high power dissipation is expected.

1. High Power Dissipation: The TO-3 package allows for a higher power dissipation than smaller packages, making it suitable for applications that require higher currents.

2. Wide Operating Voltage Range: The LM340K-5.0 has a wide input voltage range, which makes it suitable for use in various power supply systems.

3. Low Noise Output: The LM340K-5.0 has a low noise output, making it suitable for applications that require a stable and quiet power supply.

4. High Line and Load Regulation: The LM340K-5.0 has high line and load regulation, which ensures a constant output voltage even under changing input and output conditions.

5. High Temperature Operation: The LM340K-5.0 can operate at high temperatures, making it suitable for use in harsh environments.

1. Large Size: The TO-3 package is larger than smaller packages, which may require more space in the application.

2. Heat Sink Required: Due to its high power dissipation, the LM340K-5.0 may require a heat sink to dissipate heat, adding to the cost and complexity of the application.

3. Lower Efficiency: Linear voltage regulators like the LM340K-5.0 are less efficient than switching regulators, which can lead to higher power consumption and heat production.

4. Limited Current Capacity: While the LM340K-5.0 has a maximum current rating of 15A, this may not be sufficient for high-current applications.

The LM340K-5.0 5V Linear Voltage Regulator TO-3 Package (NS, 15A) by National Semiconductor is a reliable and powerful voltage regulator that is suitable for applications that require high power dissipation, low noise, and stable output voltage. However, its large size and requirement for a heat sink may make it less suitable for space-constrained or high-current applications. If efficiency and current capacity are important factors, a switching regulator may be a better option.

If the application requires a stable and quiet power supply with high power dissipation, the LM340K-5.0 5V Linear Voltage Regulator TO-3 Package (NS, 15A) by National Semiconductor is a suitable choice. However, if efficiency and current capacity are more important factors, a switching regulator may be a better option. It is always recommended to carefully evaluate the specific requirements of the application to choose the most suitable voltage regulator.

Details:

5v fixed linear voltage regulator to3 pakcage by National Semiconductor. Org data sheet 2 c .

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1 pc lm340k-5.

part #: lm340k50 prices

• $12.71-$65.00

specifications voltageregula:

• brand: National Semiconductor
• mpn: Lm340k-5.0
• type: Voltage Regulators

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1. A great seller 09-19-17
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