Lm317T 2 pcs #819

20.00

Lm317T 2 pcs

SKU: 000819 Category: Tags: , , ,

Description

The LM317T is a widely used voltage regulator integrated circuit that is designed to provide a regulated and adjustable output voltage. It’s often used in electronics to provide a stable voltage supply to components or circuits. Here’s some information about the LM317T:

1. **Voltage Regulation:** The LM317T is an adjustable voltage regulator, meaning it can provide a fixed, regulated voltage output, but the output voltage can be adjusted according to the desired level. You can set the output voltage by configuring the resistors connected to the IC.

2. **Output Voltage Range:** The LM317T can typically provide an output voltage in the range of 1.2 volts to 37 volts, depending on the specific version of the LM317 and the external components used in the circuit.

3. **Current Regulation:** It can also provide a limited current output depending on the power dissipation, external components, and heat sink usage. The maximum output current can be several amperes with proper heat sinking.

4. **Three-Terminal Device:** The LM317T is a three-terminal device, and it comes in a TO-220 package, which can be easily mounted on a heat sink if needed.

5. **Adjustable Output:** To set the output voltage, you typically connect two resistors, R1 and R2, according to the following formula: Vout = 1.25V × (1 + (R2 / R1)). Adjusting the values of R1 and R2 allows you to vary the output voltage.

6. **Protection Features:** The LM317T provides protection against overcurrent and thermal overload. It has internal current limiting and thermal shutdown mechanisms to prevent damage under extreme conditions.

7. **Applications:** The LM317T is used in a wide range of applications, including power supplies for electronic circuits, battery chargers, LED drivers, and voltage references.

8. **Datasheet:** It’s important to consult the datasheet and application notes provided by the manufacturer or distributor to understand the specific electrical characteristics and recommended operating conditions of the LM317T.

When using the LM317T, you’ll need to consider input voltage, output voltage, current requirements, and thermal considerations. Proper heat sinking may be necessary when regulating higher currents or voltage differentials. The LM317T is a versatile and commonly used component in the field of electronics and power supply design.

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