STMicroelectronics
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L4969URD-E

L4969URD-E

Product Overview

Category

The L4969URD-E belongs to the category of voltage regulators.

Use

It is used to regulate voltage in electronic circuits, ensuring a stable and constant output voltage.

Characteristics

  • High efficiency
  • Low dropout voltage
  • Overcurrent and thermal protection
  • Wide input voltage range

Package

The L4969URD-E comes in a compact and durable package suitable for surface mount applications.

Essence

The essence of the L4969URD-E lies in its ability to provide reliable voltage regulation in various electronic devices and systems.

Packaging/Quantity

The L4969URD-E is typically available in reels containing a specific quantity, as per the manufacturer's packaging standards.

Specifications

  • Input Voltage Range: 4.5V to 28V
  • Output Voltage: Adjustable from 1.2V to 20V
  • Maximum Output Current: 500mA
  • Dropout Voltage: 300mV at 100mA
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The L4969URD-E has a standard pin configuration with detailed functions assigned to each pin: 1. VIN (Input Voltage) 2. GND (Ground) 3. VOUT (Output Voltage) 4. ADJ (Adjustment)

Functional Features

  • Adjustable output voltage
  • Overcurrent and thermal protection
  • Low dropout voltage
  • Internal current limiting

Advantages and Disadvantages

Advantages

  • Wide input voltage range
  • High efficiency
  • Compact package size
  • Reliable overcurrent and thermal protection

Disadvantages

  • Limited maximum output current
  • Higher dropout voltage compared to some alternatives

Working Principles

The L4969URD-E operates based on the principle of feedback control, where it compares the actual output voltage to a reference voltage and adjusts the output to maintain a stable voltage level.

Detailed Application Field Plans

The L4969URD-E is commonly used in various applications including: - Battery-powered devices - Portable electronics - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the L4969URD-E include: - LM317 - LT1086 - LM2940 - LM1117

In conclusion, the L4969URD-E is a versatile voltage regulator with a wide input voltage range, making it suitable for a variety of electronic applications. Its high efficiency and built-in protection features make it a reliable choice for designers seeking stable voltage regulation in their circuits.

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기술 솔루션에 L4969URD-E 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

Sure, here are 10 common questions and answers related to the application of L4969URD-E in technical solutions:

  1. What is the L4969URD-E?

    • The L4969URD-E is a voltage regulator designed for use in automotive applications.

  2. What is the input voltage range of the L4969URD-E?

    • The input voltage range of the L4969URD-E is from 4.5V to 55V.

  3. What is the output voltage range of the L4969URD-E?

    • The output voltage range of the L4969URD-E is from 3.3V to 5.1V.

  4. What is the maximum output current of the L4969URD-E?

    • The maximum output current of the L4969URD-E is 150mA.

  5. What are the key features of the L4969URD-E?

    • The key features of the L4969URD-E include overvoltage protection, thermal shutdown, and short-circuit protection.

  6. What are the typical applications of the L4969URD-E?

    • The L4969URD-E is commonly used in automotive electronics, such as infotainment systems, navigation systems, and dashboard displays.

  7. Is the L4969URD-E suitable for harsh automotive environments?

    • Yes, the L4969URD-E is designed to withstand the harsh conditions of automotive environments, including wide temperature ranges and voltage transients.

  8. Does the L4969URD-E require external components for operation?

    • Yes, the L4969URD-E requires external capacitors for stability and filtering.

  9. What is the operating temperature range of the L4969URD-E?

    • The operating temperature range of the L4969URD-E is from -40°C to 150°C.

  10. Is the L4969URD-E compliant with automotive industry standards?

    • Yes, the L4969URD-E is compliant with automotive industry standards, such as AEC-Q100.

I hope this information is helpful! Let me know if you need further assistance.