Texas Instruments
画像はイメージの場合もございます。
商品詳細は仕様をご覧ください。
TPS61170DRVR
詳細を表示 DataSheets

TPS61170DRVR

Product Overview

Category

The TPS61170DRVR belongs to the category of integrated circuits (ICs) and specifically falls under the category of voltage regulators.

Use

This product is primarily used for power management applications, where it provides a regulated output voltage from an input voltage source.

Characteristics

  • High efficiency: The TPS61170DRVR offers high efficiency conversion, minimizing power losses.
  • Wide input voltage range: It can accept a wide range of input voltages, making it suitable for various applications.
  • Adjustable output voltage: The output voltage can be adjusted according to the specific requirements of the application.
  • Low quiescent current: The device has low standby power consumption when not actively regulating the output voltage.

Package

The TPS61170DRVR is available in a small package known as the "SON" package. This package type is surface mountable and allows for compact designs.

Essence

The essence of the TPS61170DRVR lies in its ability to efficiently regulate voltage, providing a stable output voltage for power management applications.

Packaging/Quantity

The TPS61170DRVR is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

  • Input Voltage Range: 2.7V to 18V
  • Output Voltage Range: Adjustable from 1.2V to 18V
  • Maximum Output Current: 1A
  • Quiescent Current: 60µA
  • Switching Frequency: 1.2MHz

Detailed Pin Configuration

The TPS61170DRVR has the following pin configuration:

  1. VIN: Input voltage pin
  2. EN: Enable pin for turning the device on/off
  3. FB: Feedback pin for adjusting the output voltage
  4. SW: Switch pin for connecting the inductor and output capacitor
  5. GND: Ground pin

Functional Features

  • Wide input voltage range allows for flexibility in power supply selection.
  • Adjustable output voltage enables customization for specific application requirements.
  • Integrated protection features such as overcurrent and thermal shutdown enhance system reliability.
  • High switching frequency minimizes the size of external components.

Advantages and Disadvantages

Advantages

  • High efficiency conversion reduces power losses.
  • Small package size enables compact designs.
  • Wide input voltage range provides versatility.
  • Adjustable output voltage allows for customization.

Disadvantages

  • Limited maximum output current (1A) may not be suitable for high-power applications.
  • Higher switching frequency may introduce more noise in sensitive applications.

Working Principles

The TPS61170DRVR operates as a step-up (boost) voltage regulator. It uses an inductor, a diode, and capacitors to convert the input voltage to a higher regulated output voltage. The integrated control circuitry ensures stable output voltage by adjusting the duty cycle of the switching transistor.

Detailed Application Field Plans

The TPS61170DRVR can be used in various applications, including but not limited to: - Battery-powered devices requiring efficient power management. - LED backlighting for displays and signage. - Portable audio devices. - Industrial automation systems. - Automotive electronics.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the TPS61170DRVR include: - TPS61160DRVT - TPS61161DRVR - TPS61162DRVT - TPS61163DRVR

These alternative models provide comparable features and can be considered based on specific application requirements.

Word count: 520 words

技術ソリューションにおける TPS61170DRVR の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of TPS61170DRVR:

  1. Q: What is TPS61170DRVR? A: TPS61170DRVR is a step-up DC-DC converter IC designed for driving white LEDs in backlight applications.

  2. Q: What is the input voltage range of TPS61170DRVR? A: The input voltage range of TPS61170DRVR is typically between 2.7V and 18V.

  3. Q: What is the maximum output current that TPS61170DRVR can deliver? A: TPS61170DRVR can deliver a maximum output current of 1.2A.

  4. Q: Can TPS61170DRVR be used to drive RGB LEDs? A: No, TPS61170DRVR is specifically designed for driving white LEDs and may not be suitable for RGB LED applications.

  5. Q: Does TPS61170DRVR have built-in over-temperature protection? A: Yes, TPS61170DRVR has built-in thermal shutdown protection to prevent overheating.

  6. Q: Can TPS61170DRVR operate in a dimming mode? A: Yes, TPS61170DRVR supports PWM dimming control for adjusting the brightness of the LEDs.

  7. Q: What is the typical efficiency of TPS61170DRVR? A: The typical efficiency of TPS61170DRVR is around 90%, depending on the operating conditions.

  8. Q: Is TPS61170DRVR suitable for battery-powered applications? A: Yes, TPS61170DRVR has a low quiescent current and can be used in battery-powered applications.

  9. Q: Does TPS61170DRVR require any external components for operation? A: Yes, TPS61170DRVR requires a few external components such as inductor, capacitors, and resistors for proper operation.

  10. Q: Can TPS61170DRVR be used in automotive applications? A: Yes, TPS61170DRVR is designed to meet the requirements of automotive applications and can operate in a wide temperature range.

Please note that these answers are general and may vary depending on the specific application and operating conditions. It's always recommended to refer to the datasheet and consult with the manufacturer for detailed information.