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LM337HVK

This product is a standard regulator with a single adjustable negative output

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Overview of LM337HVK

The LM337HVK is a three-terminal adjustable negative voltage regulator capable of supplying in excess of 1.5A over an output voltage range of -1.2V to -37V. It is designed for use in applications requiring a negative voltage source with adjustable output.

Pinout

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

  • Input: Input voltage
  • Common: Ground connection
  • Adjust: Output adjustment pin

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the LM337HVK for a visual representation.

Key Features

  • Adjustable Output: Allows for a wide range of negative output voltage settings.
  • High Output Current: Capable of delivering over 1.5A of current for power-hungry applications.
  • Thermal Regulation: Incorporates thermal shutdown and safe area protection for reliable operation.
  • Short Circuit Protection: Provides protection against output short circuits, enhancing reliability.
  • Wide Input Voltage Range: Accepts input voltages up to -40V, offering versatility in different setups.

Note: For detailed technical specifications, please refer to the LM337HVK datasheet.

Application

  • Power Supply: Ideal for generating regulated negative voltage supplies in various circuits.
  • Audio Amplifiers: Used in audio applications requiring negative voltage biasing or amplification.
  • Test and Measurement Equipment: Suitable for providing adjustable negative voltage references in test setups.

Functionality

The LM337HVK serves as a versatile adjustable negative voltage regulator, enabling precise control over output voltages. It is commonly employed in applications where a stable negative voltage source is essential.

Usage Guide

  • Connect the input pin to the input voltage source.
  • Ground the common pin for reference.
  • Adjust the output voltage by connecting a resistor divider to the adjust pin.

Frequently Asked Questions

Q: What is the maximum output current of the LM337HVK?
A: The LM337HVK can deliver a maximum output current of 1.5A.

Q: Can the LM337HVK handle input voltages below -40V?
A: The LM337HVK is designed to accept input voltages down to -40V, making it suitable for various applications requiring negative voltage regulation.

Equivalent

For similar functionalities, consider these alternatives to the LM337HVK:

  • LM7905: A fixed -5V regulator providing stable negative voltage output.
  • LT1963A: An adjustable negative voltage regulator with high output current capability and low dropout voltage.

Specifications

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

Product Category Linear Voltage Regulators Mounting Style Through Hole
Package / Case TO-3 Number of Outputs 1 Output
Polarity Negative Output Voltage - 37 V to - 1.2 V
Output Current 1.5 A Output Type Adjustable
Input Voltage, Min - 37 V Input Voltage, Max - 2.5 V
Minimum Operating Temperature 0 C Maximum Operating Temperature + 125 C
Load Regulation 1 % Line Regulation 0.04 %/V
Brand Texas Instruments Pd - Power Dissipation 20 W
Product Type Linear Voltage Regulators Subcategory PMIC - Power Management ICs
Unit Weight 0.225789 oz

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