SG337 Voltage Regulator

Product Overview

Use

It is used to regulate and stabilize the output voltage in electronic circuits.

Characteristics

Input Voltage Range: 4.75V to 40V
Output Voltage Range: 1.2V to 37V
Maximum Output Current: 1.5A
Low Dropout Voltage
Thermal Shutdown Protection

Package

SG337 is available in a TO-220 package.

Essence

The essence of SG337 lies in its ability to provide stable and regulated output voltage for various electronic applications.

Packaging/Quantity

SG337 is typically packaged in reels or tubes, with quantities varying based on supplier and customer requirements.

Specifications

Input Voltage Range: 4.75V to 40V
Output Voltage Range: 1.2V to 37V
Output Current: Up to 1.5A
Dropout Voltage: 1.5V at 1A
Line Regulation: 0.01% (Typical)
Load Regulation: 0.1% (Typical)
Operating Temperature Range: -40°C to 125°C
Package Type: TO-220

Detailed Pin Configuration

The SG337 voltage regulator has three pins: 1. Input (Vin) 2. Ground (GND) 3. Output (Vout)

Functional Features

Precise Voltage Regulation
Low Dropout Voltage
Thermal Shutdown Protection
Short Circuit Protection
Fast Transient Response

Advantages

Wide Input Voltage Range
High Output Current Capability
Excellent Line and Load Regulation
Thermal Shutdown Protection ensures device safety

Disadvantages

Higher dropout voltage compared to some other regulators
TO-220 package may require additional heat sinking for high power applications

Working Principles

SG337 operates by comparing the output voltage to a reference voltage and adjusting the pass transistor to maintain a constant output voltage. It utilizes feedback control to achieve precise regulation.

Detailed Application Field Plans

SG337 finds extensive use in various applications including: - Power Supplies - Battery Chargers - Audio Amplifiers - Instrumentation - Automotive Electronics

Detailed and Complete Alternative Models

Some alternative models to SG337 include: - LM317 - LM338 - LT1086 - ADJ Adjustable Voltage Regulator

In conclusion, SG337 is a versatile voltage regulator known for its wide input voltage range, precise regulation, and robust protection features. Its application spans across diverse electronic systems, making it a popular choice among engineers and hobbyists alike.

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10个与SG337在技术解决方案中的应用相关的常见问题及解答

What is the SG337 voltage regulator used for?
- The SG337 is commonly used as a voltage regulator to provide a stable output voltage in various electronic circuits.
What is the input voltage range for the SG337?
- The input voltage range for the SG337 is typically between 4.5V and 40V.
What is the output voltage range of the SG337?
- The SG337 can provide an adjustable output voltage range from 1.2V to 37V, making it versatile for different applications.
How much current can the SG337 handle?
- The SG337 can handle a maximum output current of up to 1.5A, making it suitable for powering moderate to high current loads.
What are the typical applications of the SG337?
- The SG337 is commonly used in power supply circuits, battery chargers, and other electronic devices requiring stable voltage regulation.
Does the SG337 require external components for operation?
- Yes, the SG337 typically requires external capacitors and resistors for stability and proper operation.
Is the SG337 suitable for use in automotive applications?
- Yes, the SG337 is often used in automotive electronics due to its ability to withstand voltage transients and temperature variations.
What are the key features of the SG337?
- The SG337 features include thermal shutdown, short-circuit protection, and adjustable output voltage, making it reliable and versatile.
Can the SG337 be used in both positive and negative voltage applications?
- Yes, the SG337 can be used in both positive and negative voltage applications by configuring the circuit appropriately.
Are there any common issues or limitations when using the SG337?
- Common issues may include heat dissipation at higher currents and the need to carefully select external components for optimal performance.