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TPS61087DRCR
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TPS61087DRCR

Product Overview

Category

The TPS61087DRCR belongs to the category of integrated circuits (ICs) and specifically falls under the voltage regulators - switching regulators classification.

Use

This product is primarily used for boosting or stepping up voltage levels in various electronic devices and applications. It is commonly employed in portable electronic devices, such as smartphones, tablets, and digital cameras, where efficient power management is crucial.

Characteristics

  • High efficiency: The TPS61087DRCR offers high conversion efficiency, ensuring minimal power loss during voltage conversion.
  • Wide input voltage range: It can accept a wide range of input voltages, making it suitable for diverse applications.
  • Adjustable output voltage: The device allows for adjustable output voltage levels, providing flexibility in meeting specific requirements.
  • Low quiescent current: The TPS61087DRCR features low quiescent current consumption, contributing to overall power efficiency.

Package and Quantity

The TPS61087DRCR is available in a small outline package (SOP) with a thermal pad. It is supplied in tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

  • Input Voltage Range: 2.7V to 12V
  • Output Voltage Range: 3.3V to 5.5V
  • Maximum Output Current: 1A
  • Switching Frequency: 1.2MHz
  • Operating Temperature Range: -40°C to +85°C
  • Package Type: SOP-8

Pin Configuration

The TPS61087DRCR has the following pin configuration:

  1. EN (Enable)
  2. FB (Feedback)
  3. SW (Switch)
  4. GND (Ground)
  5. LX (Inductor Connection)
  6. PG (Power Good)
  7. VOUT (Output Voltage)
  8. VIN (Input Voltage)

Functional Features

  • Enable Pin (EN): This pin is used to enable or disable the device. When EN is high, the TPS61087DRCR operates normally, and when it is low, the device enters a low-power shutdown mode.
  • Feedback Pin (FB): The FB pin is used to set the desired output voltage level. By connecting appropriate resistors to this pin, the output voltage can be adjusted within the specified range.
  • Switch Pin (SW): The SW pin is connected to an external inductor and is responsible for switching the input voltage to generate the desired output voltage.
  • Power Good Pin (PG): The PG pin provides an indication of the output voltage status. It goes high when the output voltage reaches the desired level, indicating that the device is operating correctly.

Advantages and Disadvantages

Advantages

  • High conversion efficiency leads to reduced power loss.
  • Wide input voltage range allows for versatile applications.
  • Adjustable output voltage provides flexibility.
  • Low quiescent current contributes to overall power efficiency.

Disadvantages

  • Limited maximum output current may not be suitable for high-power applications.
  • Requires external components, such as an inductor and feedback resistors, for proper operation.

Working Principles

The TPS61087DRCR operates as a boost converter, utilizing a switching regulator topology. When enabled, the device converts the input voltage to a higher output voltage by controlling the switching of the external inductor. This process involves storing energy in the inductor during the switch-on period and releasing it to the output during the switch-off period. The feedback mechanism ensures that the output voltage remains within the desired range.

Detailed Application Field Plans

The TPS61087DRCR finds application in various portable electronic devices, including but not limited to: - Smartphones - Tablets - Digital cameras - Portable media players - Handheld gaming devices

Detailed and Complete Alternative Models

  1. TPS61088DRCR: Similar to the TPS61087DRCR, this model offers a higher maximum output current of 1.5A.
  2. TPS61089DRCR: This alternative model provides an adjustable output voltage range of 2.5V to 5.5V.
  3. TPS61086DRCR: With a lower maximum output current of 800mA, this model is suitable for low-power applications.

These alternative models can be considered based on specific requirements and application needs.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de TPS61087DRCR en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of TPS61087DRCR in technical solutions:

  1. Q: What is TPS61087DRCR? A: TPS61087DRCR is a boost converter IC (integrated circuit) designed for applications requiring a regulated output voltage higher than the input voltage.

  2. Q: What is the input voltage range of TPS61087DRCR? A: The input voltage range of TPS61087DRCR is typically between 0.9V and 5.5V.

  3. Q: What is the output voltage range of TPS61087DRCR? A: The output voltage range of TPS61087DRCR can be adjusted from 1.8V to 5.5V using external resistors.

  4. Q: What is the maximum output current of TPS61087DRCR? A: The maximum output current of TPS61087DRCR is typically 3A, but it can vary depending on the specific application and operating conditions.

  5. Q: What is the efficiency of TPS61087DRCR? A: The efficiency of TPS61087DRCR can reach up to 95% under certain load conditions.

  6. Q: Can TPS61087DRCR operate in a wide temperature range? A: Yes, TPS61087DRCR is designed to operate in a wide temperature range, typically from -40°C to 85°C.

  7. Q: Does TPS61087DRCR have built-in protection features? A: Yes, TPS61087DRCR includes various protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout.

  8. Q: Can TPS61087DRCR be used in battery-powered applications? A: Yes, TPS61087DRCR is suitable for battery-powered applications as it can efficiently boost the input voltage to a higher level.

  9. Q: What type of package does TPS61087DRCR come in? A: TPS61087DRCR is available in a small and compact 10-pin VSON (Very Small Outline No-Lead) package.

  10. Q: Are there any application notes or reference designs available for TPS61087DRCR? A: Yes, Texas Instruments provides application notes and reference designs that can help users understand and implement TPS61087DRCR in their technical solutions.

Please note that the answers provided here are general and may vary depending on the specific requirements and conditions of each application. It is always recommended to refer to the datasheet and relevant documentation for accurate information.