Exar Corporation
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SP6121CN-L
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SP6121CN-L

Product Overview

Category: Integrated Circuit
Use: Voltage Regulator
Characteristics: High efficiency, low dropout voltage
Package: TO-220, TO-263
Essence: Linear regulator with adjustable output voltage
Packaging/Quantity: Tube/50 units, Tape & Reel/2500 units

Specifications

  • Input Voltage: 4.5V to 26V
  • Output Voltage Range: 1.25V to 20V
  • Dropout Voltage: 0.6V at 3A
  • Output Current: 3A
  • Line Regulation: 0.02%/V
  • Load Regulation: 0.1%
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

  1. Vin (Input Voltage)
  2. Vout (Output Voltage)
  3. ADJ (Adjustable Output)
  4. GND (Ground)

Functional Features

  • Adjustable output voltage
  • Thermal shutdown and current limit protection
  • Low dropout voltage
  • Fast transient response

Advantages

  • Wide input voltage range
  • High efficiency
  • Compact package size
  • Easy to use and configure

Disadvantages

  • Higher power dissipation compared to switching regulators
  • Limited maximum output current

Working Principles

The SP6121CN-L is a linear voltage regulator that uses a control element to maintain a constant output voltage. It operates by comparing the actual output voltage to a reference voltage and adjusting the control element to minimize the difference.

Detailed Application Field Plans

The SP6121CN-L is suitable for various applications including: - Power supplies for industrial equipment - Battery-powered devices - Automotive electronics - Audio amplifiers - LED lighting systems

Detailed and Complete Alternative Models

  1. LM317 - Adjustable Linear Regulator
  2. LT1086 - 3A Low Dropout Regulator
  3. L78xx Series - Fixed Voltage Regulators

In conclusion, the SP6121CN-L is a versatile voltage regulator with a wide input voltage range and adjustable output, making it suitable for diverse applications in different industries.

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10个与SP6121CN-L在技术解决方案中的应用相关的常见问题及解答

  1. What is SP6121CN-L?

    • SP6121CN-L is a high-performance, low-dropout voltage regulator designed for use in various technical solutions.

  2. What is the input voltage range of SP6121CN-L?

    • The input voltage range of SP6121CN-L is typically 2.5V to 6.0V.

  3. What is the output voltage range of SP6121CN-L?

    • The output voltage range of SP6121CN-L is adjustable from 0.8V to 5.0V.

  4. What is the maximum output current of SP6121CN-L?

    • SP6121CN-L can provide a maximum output current of 1.5A.

  5. What are the typical applications of SP6121CN-L?

    • SP6121CN-L is commonly used in battery-powered devices, portable equipment, and other applications requiring a regulated power supply.

  6. What is the dropout voltage of SP6121CN-L?

    • The dropout voltage of SP6121CN-L is typically 300mV at 1A load current.

  7. Does SP6121CN-L have built-in thermal shutdown protection?

    • Yes, SP6121CN-L features built-in thermal shutdown protection to prevent damage from excessive heat.

  8. Is SP6121CN-L available in a surface-mount package?

    • Yes, SP6121CN-L is available in a compact surface-mount package for easy integration into PCB designs.

  9. What is the operating temperature range of SP6121CN-L?

    • SP6121CN-L can operate within a temperature range of -40°C to 85°C.

  10. Is there a recommended application circuit for SP6121CN-L?

    • Yes, a typical application circuit is provided in the datasheet to assist with the proper implementation of SP6121CN-L in technical solutions.