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LM317EMPX/NOPB

Suitable for various applications requiring a current up to 1.5A

Inventory:8,342

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Overview of LM317EMPX/NOPB

The LM317EMPX/NOPB is an adjustable voltage regulator IC that can deliver output voltages in the range of 1.25V to 37V, making it suitable for a wide variety of applications. This IC is designed to provide a stable output voltage with low ripple and excellent load regulation.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • ADJ: Adjust pin for setting the output voltage
  • OUTPUT: Regulated output voltage
  • INPUT: Input voltage supply
  • ADJ: Adjust pin for setting the output voltage
  • OUTPUT: Regulated output voltage
  • INPUT: Input voltage supply

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the LM317EMPX/NOPB IC for a visual representation.

Key Features

  • Adjustable Output: The LM317EMPX/NOPB allows for adjustable output voltages, offering flexibility in various applications.
  • Low Dropout Voltage: This IC has a low dropout voltage, enabling it to regulate output even when the input voltage is only slightly higher than the desired output voltage.
  • Short Circuit Protection: The LM317EMPX/NOPB includes built-in protection against short circuits, enhancing system safety and reliability.
  • Thermal Overload Protection: With thermal shutdown capabilities, this IC protects itself from overheating under excessive load conditions.

Note: For detailed technical specifications, please refer to the LM317EMPX/NOPB datasheet.

Application

  • Power Supply Regulation: Ideal for providing regulated power supplies in various electronic circuits.
  • Battery Charging: Suitable for designing battery charging circuits with adjustable output voltages.
  • LED Driver: Can be used as an LED driver to maintain constant current or voltage to the LEDs.

Functionality

The LM317EMPX/NOPB is a versatile voltage regulator IC that ensures a stable and well-regulated output voltage across a wide range of load conditions. It is commonly used in power supply applications where precise voltage control is required.

Usage Guide

  • ADJ Pin: Connect a resistor network to the ADJ pin to set the desired output voltage.
  • Input/Output Connections: Connect the input supply voltage to the INPUT pin and the load to the OUTPUT pin.
  • Thermal Considerations: Ensure proper heat sinking for the LM317EMPX/NOPB to maintain optimal performance and prevent overheating.

Frequently Asked Questions

Q: How do I set the output voltage of the LM317EMPX/NOPB?
A: The output voltage can be adjusted by connecting a resistor network to the ADJ pin as per the voltage calculation formula provided in the datasheet.

Q: Is the LM317EMPX/NOPB suitable for high-current applications?
A: The LM317EMPX/NOPB can handle moderate currents but may require additional heatsinking for high current applications. For higher current requirements, consider using external pass transistors in conjunction with the LM317EMPX/NOPB.

Equivalent

For similar functionalities, consider these alternatives to the LM317EMPX/NOPB:

  • LM338T: A high-current adjustable voltage regulator IC with extended capabilities compared to the LM317EMPX/NOPB.
  • LM350T: This IC offers higher output current and lower dropout voltage than the LM317EMPX/NOPB, making it suitable for more demanding applications.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Output options Adjustable Output Iout (max) (A) 1.5
Vin (max) (V) 40 Vin (min) (V) 3
Vout (max) (V) 37 Vout (min) (V) 1.2
Noise (µVrms) 35 Iq (typ) (mA) 5
Thermal resistance θJA (°C/W) 39 Rating Catalog, Military
Load capacitance (min) (µF) 0 Regulated outputs (#) 1
Accuracy (%) 5 PSRR at 100 KHz (dB) 40
Dropout voltage (Vdo) (typ) (mV) 2250 Operating temperature range (°C) 0 to 0, 0 to 125

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Warranty, Returns, and Additional Information

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packageimg

LM317EMPX/NOPB

Suitable for various applications requiring a current up to 1.5A

Inventory:

8,342