TEXAS INSTRUMENTS LM317S-NOPB Linear Voltage Regulator

( Brand: Texas Instruments ), ( Manufacturer Part Number: LM317S/NOPB ), ( Part Type: Voltage Linear Regulator )

Review TEXAS INSTRUMENTS Pieces Linear Voltage

The LM317S-NOPB is a versatile and highly popular linear voltage regulator, manufactured by Texas Instruments. This device is designed to maintain a stable output voltage, regardless of the input voltage or load conditions. The "S" in LM317S stands for "single supply," indicating that it can operate from a single voltage source, making it suitable for a wide range of applications.

The "NOPB" in the part number refers to the absence of the noise-reducing pin bias feature. This feature is often used to reduce noise in high-frequency applications, but for many applications, the noise reduction may not be necessary, leading to cost savings.

The LM317S-NOPB operates over a wide input voltage range, typically from 7 to 36 Volts, and can provide a constant output voltage between 1.2 and 37 Volts. It features adjustable output voltage through an external voltage divider, allowing for precise voltage regulation. The regulator is capable of delivering up to 1.5 Amperes of output current, making it suitable for powering a variety of low-power electronic devices.

The LM317S-NOPB is designed for efficient operation, with a typical dropout voltage of 2 Volts at 1 Ampere of output current. It also features thermal protection to prevent overheating, which helps to ensure reliable performance even under heavy load conditions.

The LM317S-NOPB is housed in a small, 8-pin mini-DIP package, making it easy to integrate into a wide range of electronic circuits. It is available in both through-hole and surface-mount (SMT) versions, offering flexibility in design and manufacturing.

In summary, the LM317S-NOPB is a versatile and cost-effective linear voltage regulator ideal for a wide range of applications, from low-power microcontrollers and sensors to audio amplifiers and LED drivers. Its simple design, wide operating range, and adjustable output voltage make it a popular choice in many industrial, commercial, and consumer electronic applications.

1. Wide Input Voltage Range: LM317 has a wide input voltage range, making it suitable for various applications. It can operate from 4.5V to 40V.

2. High Stability: This regulator offers high voltage regulation accuracy, which ensures the output voltage remains constant under varying load conditions.

3. Easy to Use: LM317 is simple to use and does not require any external components for voltage regulation, other than a few resistors to set the output voltage.

4. Low Noise: It produces minimal noise, making it suitable for applications requiring low noise levels.

5. Long-term Stability: LM317 has a long-term stability, making it a reliable choice for applications requiring constant voltage output over time.

1. Low Current Capacity: Its maximum current rating is 1.5A, which may not be sufficient for high current applications.

2. Heat Dissipation: LM317 generates heat during operation, and if not properly cooled, it may reduce its performance or even damage the regulator.

3. Output Voltage Adjustment: The output voltage adjustment is not very precise and may require some trial and error to achieve the desired output voltage.

4. Size and Weight: Compared to switching regulators, LM317 is larger and heavier, which may be a disadvantage for compact and portable devices.

LM317s-NOPB is a reliable and easy-to-use linear voltage regulator with a wide input voltage range and high stability. It is particularly suitable for applications requiring low noise and long-term stability. However, its low current capacity, heat dissipation issues, and output voltage adjustment limitations need to be considered. If high current capacity, compact size, or precise output voltage adjustment is required, you might want to consider switching regulators.

If your application requirements are met by LM317s-NOPB's specifications, it is a cost-effective and reliable choice. If not, you may want to explore other voltage regulators that better suit your application's needs.

Details:

By connecting a fixed resistor between the adjustment of pin and output this regulator can be also used as precision current. The LM317S nopb is a 3-terminal adjustable regulator capable of supplying in excess all overload protection circuitry remains fully functional even if adjustment terminal disconnected. This regulator is exceptionally easy to use and requires only two external resistors set the output voltage .

5a over 37v output and a to 125 c temperature range. That is, avoid short-circuiting the output. Because the regulator is and detects only input-to-output differential voltage , supplies of several hundred volts can be regulated as long maximum not exceeded.

part #: lm317s price

• $5.25

specifications voltageregula:

• brand: Texas Instruments
• mpn: Lm317s/nopb
• part type: Voltage Linear Regulator

General voltageregula:

• Semiconductors Actives > Power Regulators Converters
• condition: New other see details
• in stock: Yes

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