Texas Instruments
이미지는 예시일 수 있습니다.
제품 세부사항은 사양을 확인하세요.
TPS51219RTET
자세히보기 데이터시트

TPS51219RTET

Product Overview

Category

The TPS51219RTET belongs to the category of voltage regulators.

Use

It is primarily used for power management in electronic devices.

Characteristics

  • High efficiency
  • Low power consumption
  • Compact size
  • Wide input voltage range
  • Overcurrent protection
  • Thermal shutdown protection

Package

The TPS51219RTET comes in a small outline package (SOT) with a thermal-enhanced exposed pad.

Essence

The essence of TPS51219RTET lies in its ability to regulate and stabilize voltage levels, ensuring proper functioning of electronic devices.

Packaging/Quantity

The product is typically packaged in reels or tubes, with a quantity of 2500 units per reel.

Specifications

  • Input Voltage Range: 2.5V to 18V
  • Output Voltage Range: 0.6V to 5.5V
  • Output Current: Up to 3A
  • Switching Frequency: 1.5MHz
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The TPS51219RTET has the following pin configuration:

  1. VIN: Input voltage pin
  2. PGND: Power ground pin
  3. SW: Switching node pin
  4. FB: Feedback voltage pin
  5. EN: Enable pin
  6. SS/TR: Soft-start/tracking pin
  7. VDD: Internal bias voltage pin
  8. VOUT: Output voltage pin

Functional Features

  • Integrated synchronous buck controller
  • Adjustable output voltage
  • Soft-start and tracking capability
  • Overcurrent protection
  • Thermal shutdown protection
  • Power good indicator

Advantages and Disadvantages

Advantages

  • High efficiency leads to reduced power consumption
  • Compact size allows for easy integration into various devices
  • Wide input voltage range enables compatibility with different power sources
  • Overcurrent and thermal shutdown protection enhance device safety

Disadvantages

  • Limited output current may not be suitable for high-power applications
  • Higher cost compared to non-regulated voltage regulators

Working Principles

The TPS51219RTET operates as a synchronous buck controller, converting the input voltage to a regulated output voltage. It utilizes pulse-width modulation (PWM) techniques to control the duty cycle of the switching transistor, thereby regulating the output voltage.

Detailed Application Field Plans

The TPS51219RTET is widely used in various electronic devices, including but not limited to: - Laptops - Tablets - Smartphones - Gaming consoles - Industrial equipment

Detailed and Complete Alternative Models

  1. TPS51218RTET
  2. TPS51220RTET
  3. TPS51221RTET
  4. TPS51222RTET
  5. TPS51223RTET

These alternative models offer similar functionality and characteristics to the TPS51219RTET, providing flexibility in design choices.

In conclusion, the TPS51219RTET is a highly efficient voltage regulator that finds extensive use in a wide range of electronic devices. Its compact size, adjustable output voltage, and built-in protection features make it a reliable choice for power management applications.

기술 솔루션에 TPS51219RTET 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

Sure! Here are 10 common questions and answers related to the application of TPS51219RTET in technical solutions:

  1. Q: What is TPS51219RTET? A: TPS51219RTET is a synchronous step-down DC-DC converter with integrated FETs, designed for applications requiring high efficiency and compact size.

  2. Q: What is the input voltage range of TPS51219RTET? A: The input voltage range of TPS51219RTET is typically from 4.5V to 18V.

  3. Q: What is the output voltage range of TPS51219RTET? A: The output voltage range of TPS51219RTET can be adjusted from 0.6V to 5.5V.

  4. Q: What is the maximum output current of TPS51219RTET? A: The maximum output current of TPS51219RTET is typically 2A.

  5. Q: Can TPS51219RTET operate in a wide temperature range? A: Yes, TPS51219RTET is designed to operate in a wide temperature range, typically from -40°C to 85°C.

  6. Q: Does TPS51219RTET have built-in protection features? A: Yes, TPS51219RTET includes various protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout.

  7. Q: Can TPS51219RTET be used in battery-powered applications? A: Yes, TPS51219RTET is suitable for battery-powered applications due to its low quiescent current and high efficiency.

  8. Q: Is TPS51219RTET compatible with both ceramic and tantalum capacitors? A: Yes, TPS51219RTET is compatible with both ceramic and tantalum capacitors for input and output filtering.

  9. Q: Can TPS51219RTET be used in automotive applications? A: Yes, TPS51219RTET meets the requirements for automotive applications and is AEC-Q100 qualified.

  10. Q: What are some typical applications of TPS51219RTET? A: TPS51219RTET is commonly used in various applications such as notebooks, ultrabooks, tablets, and other portable electronic devices.

Please note that the answers provided here are general and may vary depending on specific design considerations and requirements. It is always recommended to refer to the datasheet and consult with the manufacturer for detailed information and application-specific guidance.