NATIONAL SEMICONDUCTOR LM317T Regulators Tube Voltage 45

( Brand: National Semiconductor ), ( Part Type: Voltage Regulator Tube )

Review NATIONAL SEMICONDUCTOR 45 Regulators Sa Tube Voltage

The LM317T 4-terminal adjustable linear voltage regulator is a semiconductor device manufactured by National Semiconductor, a renowned name in the electronics industry. This device is widely used in various applications due to its versatility and reliability.

The LM317T operates on a principle of voltage regulation, providing a stable output voltage even when the input voltage or load conditions change. It has a fixed reference voltage of 1.25V and can be adjusted to any voltage between 1.25V and 37V by using external components. The adjustment range is typically achieved by connecting a fixed resistor and a variable potentiometer across the regulator's adjustment pin (Pin 3).

The LM317T is designed to deliver a maximum continuous output current of 1.5A, although it can deliver up to 1.7A for short durations. It operates over a wide temperature range, from -55 C to 125 C, making it suitable for use in a variety of environments.

The LM317T is a compact device, available in a TO-220 package, which is easy to mount on a printed circuit board. It has four pins: Input (Pin 1), Adjustment (Pin 3), Output (Pin 4), and Ground (Pin 8). The device includes built-in thermal protection, which limits the output current if the device gets too hot, ensuring its safe operation.

The LM317T is a popular choice for voltage regulation due to its simplicity, high accuracy, and stability. It is widely used in power supplies, test equipment, and circuit design. Its ability to provide a stable output voltage in various conditions makes it an essential component in many electronic devices.

1. Wide Input Voltage Range: The LM317T can operate from a wide input voltage range, typically from 4.5V to 36V. This makes it a versatile choice for various applications.

2. High Output Current: It can deliver a maximum continuous output current of 1.5A, which is sufficient for many low-power applications.

3. Adjustable Output Voltage: With the help of external resistors, the output voltage of the LM317T can be easily adjusted within the range of 1.2V to 37V.

4. High Stability: The LM317T maintains a high level of output voltage stability over a wide range of operating conditions.

5. Temperature Stability: It provides a stable output voltage even under varying temperatures, making it suitable for use in various environments.

1. Requires External Components: The LM317T requires external resistors to adjust the output voltage, adding to the overall cost and complexity of the circuit.

2. Lack of Protective Features: The LM317T does not have built-in protection against overcurrent, overvoltage, or short circuits. Therefore, additional protective components may be required.

3. Heat Dissipation: The LM317T can become hot when operating at high current levels or in high ambient temperatures. Proper heat sinking or cooling methods may be necessary to prevent damage.

4. Lower Efficiency: Compared to other types of voltage regulators, such as switching regulators, the LM317T has lower efficiency, resulting in more power being wasted as heat.

The LM317T 45 Volt Regulator is a popular and widely used linear voltage regulator due to its wide input voltage range, adjustable output voltage, and high output current. However, its lack of built-in protective features, lower efficiency, and requirement for external components are drawbacks that should be considered. If these cons are not major concerns for your application, then the LM317T can be a suitable choice. If not, other types of voltage regulators, such as switching regulators, may be more suitable.

If you are in need of a linear voltage regulator with a wide input voltage range and adjustable output voltage, the LM317T can be a good option. However, consider the potential cons and whether they are significant for your specific application. If you require a more efficient or protected voltage regulator, consider alternative options such as switching regulators.

Details:

They are exceptionally easy to use and require only two external resistors to set the output voltage . We ve installed over 250 studios everything from small project studios to large scale projects for firms like Warner brothers and Disney.

Studio electronics. 2v to 37v output range. 5a over a The LM317T adjustable 3 terminal positive voltage regulator is capable of supplying in excess of 1.

Studio electronics inc. This tube contains 45 new regulators.

part #: lm317t prices

• $7.95-$15.77

specifications voltageregula:

• brand: National Semiconductor
• part type: Voltage Regulator Tube

Seller voltageregula:

• city: Burbank, California
• zipcode: 91505

Offer voltageregula:

• quantity: 1
• best offer: false
• Started: March 5, 2016, 5:38 pm
• # bids: 0
• # Sold: 0

Payments voltageregula:

• PayPal

Ratings:

1. Excellent 03-02-16
2. good deal 02-29-16
3. parts were in good condition. 03-02-16
4. Well Received Thanks. 03-01-16
5. tem precisely as described, perfect communication, fast shipping. Great seller! 03-02-16

Shipping voltageregula:

• handling: 3 days
• cost: $7.72
• type: Calculated

Returns voltageregula:

• time: 14 Days
• policy: returns accepted
• type: Money Back
• paid by: Buyer

General voltageregula:

• in stock: Yes
• condition: New
• Business & Industrial > Electrical & Test Equipment > Electronic Components > Voltage Regulators

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