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TPS60255RTET
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TPS60255RTET

Product Overview

Category

The TPS60255RTET belongs to the category of integrated circuits (ICs) and specifically falls under the voltage regulators category.

Use

This IC is primarily used as a boost converter, which means it can step up or increase the input voltage to a higher output voltage level.

Characteristics

  • The TPS60255RTET is designed to operate with an input voltage range of 1.8V to 5.5V.
  • It provides an adjustable output voltage ranging from 2.5V to 5.5V.
  • This IC has a high efficiency conversion rate, making it suitable for battery-powered applications.
  • It offers a low quiescent current, ensuring minimal power consumption during standby mode.
  • The TPS60255RTET features overcurrent protection and thermal shutdown capabilities, enhancing its reliability and safety.

Package

The TPS60255RTET is available in a small package known as a WSON-10, which stands for "Wafer Scale Chip Scale Package." This package type is compact and allows for easy integration into various electronic devices.

Essence

The essence of the TPS60255RTET lies in its ability to efficiently convert lower input voltages to higher output voltages, making it ideal for portable electronic devices that require different voltage levels for their components.

Packaging/Quantity

The TPS60255RTET is typically sold in reels, with each reel containing 3000 units of the IC.

Specifications

  • Input Voltage Range: 1.8V - 5.5V
  • Output Voltage Range: 2.5V - 5.5V
  • Quiescent Current: < 1µA
  • Efficiency: Up to 90%
  • Operating Temperature Range: -40°C to +85°C
  • Package Type: WSON-10

Detailed Pin Configuration

The TPS60255RTET has ten pins, each serving a specific function:

  1. VIN: Input voltage pin
  2. GND: Ground reference pin
  3. EN: Enable pin for turning the IC on/off
  4. FB: Feedback pin for adjusting the output voltage
  5. VOUT: Output voltage pin
  6. SW: Switching node pin
  7. PGND: Power ground pin
  8. BST: Boost capacitor connection pin
  9. SS/TR: Soft-start/Tracking pin
  10. NC: No connection pin

Functional Features

  • Adjustable output voltage allows flexibility in meeting different system requirements.
  • Overcurrent protection safeguards the IC and connected components from excessive current flow.
  • Thermal shutdown prevents overheating and potential damage to the IC.
  • Low quiescent current ensures minimal power consumption during standby mode.

Advantages and Disadvantages

Advantages

  • High efficiency conversion rate saves power and extends battery life.
  • Compact package size enables easy integration into space-constrained designs.
  • Wide input voltage range provides compatibility with various power sources.
  • Overcurrent protection and thermal shutdown enhance reliability and safety.

Disadvantages

  • Limited output voltage range may not be suitable for applications requiring higher voltages.
  • The small package size may pose challenges during manual soldering or rework.

Working Principles

The TPS60255RTET operates as a boost converter by utilizing an internal switch and control circuitry. When the input voltage is applied, the internal switch rapidly turns on and off, creating a pulsating current through an inductor. This pulsating current is then filtered and regulated to provide a stable output voltage that is higher than the input voltage.

Detailed Application Field Plans

The TPS60255RTET finds application in various electronic devices, including but not limited to: - Portable electronic devices such as smartphones, tablets, and portable media players. - Battery-powered systems like wireless sensors, IoT devices, and wearable technology. - Industrial equipment requiring voltage boosting for specific components or subsystems.

Detailed and Complete Alternative Models

  1. TPS61040RTET: Similar boost converter IC with a higher output voltage range of 2.5V to 12V.
  2. TPS61220RTET: Boost converter IC with an adjustable output voltage range of 1.8V to 5.5V and integrated power switch.
  3. TPS61322RTET: Step-up converter IC designed specifically for white LED backlight applications in LCD displays.

These alternative models offer similar functionality to the TPS60255RTET but may have different specifications and package options.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi TPS60255RTET dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of TPS60255RTET in technical solutions:

  1. Q: What is TPS60255RTET? A: TPS60255RTET is a step-up (boost) DC-DC converter integrated circuit (IC) manufactured by Texas Instruments.

  2. Q: What is the input voltage range of TPS60255RTET? A: The input voltage range of TPS60255RTET is typically between 0.9V and 5.5V.

  3. Q: What is the output voltage range of TPS60255RTET? A: The output voltage range of TPS60255RTET can be adjusted from 1.8V to 5.5V using external resistors.

  4. Q: What is the maximum output current of TPS60255RTET? A: The maximum output current of TPS60255RTET is typically around 100mA.

  5. Q: Can TPS60255RTET operate with low ESR ceramic capacitors? A: Yes, TPS60255RTET is designed to work with low equivalent series resistance (ESR) ceramic capacitors.

  6. Q: Does TPS60255RTET have built-in overcurrent protection? A: Yes, TPS60255RTET has built-in overcurrent protection that limits the output current during fault conditions.

  7. Q: Can TPS60255RTET be used in battery-powered applications? A: Yes, TPS60255RTET is suitable for battery-powered applications due to its low quiescent current and wide input voltage range.

  8. Q: Is TPS60255RTET compatible with both analog and digital loads? A: Yes, TPS60255RTET can be used to power both analog and digital loads, making it versatile for various applications.

  9. Q: Does TPS60255RTET have thermal shutdown protection? A: Yes, TPS60255RTET has built-in thermal shutdown protection that prevents the IC from overheating.

  10. Q: What is the package type of TPS60255RTET? A: TPS60255RTET is available in a small 16-pin QFN (Quad Flat No-Lead) package, which is suitable for space-constrained designs.

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