Texas Instruments
L'image peut être une représentation.
Voir les spécifications pour les détails du produit.
TPS2358RGZT
Voir les détails DataSheets

TPS2358RGZT

Product Overview

Category

The TPS2358RGZT belongs to the category of integrated circuits (ICs) and specifically falls under the power management ICs.

Use

This product is primarily used for power distribution and protection in various electronic devices and systems.

Characteristics

  • The TPS2358RGZT is a highly efficient power management IC designed to provide reliable power distribution and protection.
  • It offers advanced features such as overvoltage protection, undervoltage lockout, and thermal shutdown.
  • This IC is capable of handling high currents and voltages, making it suitable for demanding applications.
  • It has low power consumption and operates at high efficiency, ensuring optimal performance.

Package and Quantity

The TPS2358RGZT is available in a small outline transistor (SOT) package. The specific package type is RGZT. It is supplied in tape and reel packaging, with a quantity of 2500 units per reel.

Specifications

  • Input Voltage Range: 4.5V to 36V
  • Output Voltage Range: 0.8V to 34V
  • Maximum Continuous Output Current: 3A
  • Operating Temperature Range: -40°C to 125°C
  • Switching Frequency: 500kHz

Pin Configuration

The TPS2358RGZT has a total of 16 pins, each serving a specific function. The pin configuration is as follows:

  1. VIN: Input voltage pin
  2. EN: Enable pin
  3. PGND: Power ground pin
  4. VCC: Supply voltage pin
  5. FB: Feedback pin
  6. SS/TR: Soft-start/Tracking pin
  7. COMP: Compensation pin
  8. AGND: Analog ground pin
  9. BST: Bootstrap pin
  10. SW: Switch pin
  11. PG: Power good pin
  12. VSENSE: Current sense pin
  13. VOUT: Output voltage pin
  14. SS/TR: Soft-start/Tracking pin
  15. COMP: Compensation pin
  16. AGND: Analog ground pin

Functional Features

The TPS2358RGZT offers several functional features that enhance its performance and usability:

  1. Overvoltage Protection: The IC monitors the output voltage and protects against excessive voltage levels, ensuring the safety of connected devices.
  2. Undervoltage Lockout: It prevents the output voltage from dropping below a certain threshold, safeguarding sensitive components from damage.
  3. Thermal Shutdown: In case of excessive temperature, the IC shuts down to prevent overheating and potential failure.
  4. Current Limiting: The TPS2358RGZT limits the output current to protect the circuitry from overload conditions.
  5. Soft-Start Function: This feature ensures a gradual increase in output voltage during startup, preventing sudden voltage spikes.

Advantages and Disadvantages

Advantages

  • High efficiency and low power consumption contribute to energy savings.
  • Robust protection features ensure the safety and reliability of connected devices.
  • Wide input and output voltage ranges make it versatile for various applications.
  • Compact package size allows for space-efficient designs.

Disadvantages

  • Limited maximum continuous output current may restrict usage in high-power applications.
  • Higher cost compared to some alternative models with similar functionalities.

Working Principles

The TPS2358RGZT operates based on a switching regulator topology. It utilizes pulse-width modulation (PWM) techniques to regulate the output voltage. The IC continuously monitors the input and output voltages, adjusting the duty cycle of the internal switch to maintain a stable output voltage within the specified range. The feedback loop ensures accurate voltage regulation, while the protection features safeguard against abnormal operating conditions.

Application Field Plans

The TPS2358RGZT finds applications in various fields, including but not limited to:

  1. Power supply units for computer systems and servers
  2. Industrial automation and control systems
  3. Automotive electronics, such as electric vehicles and charging stations
  4. Telecommunications equipment
  5. Renewable energy systems, including solar and wind power

Alternative Models

For those seeking alternative options with similar functionalities, the following models can be considered:

  1. TPS2378RGZT
  2. LT4356-2
  3. MAX15062
  4. LM25066A

These models offer comparable features and performance, providing flexibility in choosing the most suitable solution for specific applications.

In conclusion, the TPS2358RGZT is a highly efficient power management IC that offers advanced features, robust protection mechanisms, and wide application possibilities. Its compact size and reliable performance make it an ideal choice for various electronic devices and systems.

Énumérez 10 questions et réponses courantes liées à l'application de TPS2358RGZT dans les solutions techniques

Sure! Here are 10 common questions and answers related to the application of TPS2358RGZT in technical solutions:

  1. Q: What is TPS2358RGZT? A: TPS2358RGZT is a power management integrated circuit (IC) designed for hot swap applications, specifically for use in systems with multiple voltage rails.

  2. Q: What are the key features of TPS2358RGZT? A: Some key features of TPS2358RGZT include overcurrent protection, undervoltage lockout, thermal shutdown, and adjustable current limit.

  3. Q: How does TPS2358RGZT provide overcurrent protection? A: TPS2358RGZT uses a built-in current sense amplifier to monitor the load current and protect against excessive current draw by shutting down the output if the current exceeds a set limit.

  4. Q: Can TPS2358RGZT handle multiple voltage rails simultaneously? A: Yes, TPS2358RGZT is designed to handle multiple voltage rails and can be used in systems where different voltage levels need to be controlled independently.

  5. Q: How does TPS2358RGZT ensure safe hot swapping of components? A: TPS2358RGZT incorporates undervoltage lockout (UVLO) functionality, which prevents the device from turning on until the input voltage reaches a specified threshold, ensuring safe hot swapping.

  6. Q: Is TPS2358RGZT suitable for high-power applications? A: Yes, TPS2358RGZT is capable of handling high-power applications, as it has a wide input voltage range and can support high currents.

  7. Q: Can TPS2358RGZT be used in automotive applications? A: Yes, TPS2358RGZT is automotive-grade and can be used in various automotive applications that require hot swap functionality.

  8. Q: How does TPS2358RGZT handle thermal management? A: TPS2358RGZT has built-in thermal shutdown protection, which activates if the device temperature exceeds a certain threshold, preventing damage due to overheating.

  9. Q: Can TPS2358RGZT be used in battery-powered systems? A: Yes, TPS2358RGZT can be used in battery-powered systems as it has low quiescent current and supports a wide input voltage range.

  10. Q: Are there any evaluation boards or reference designs available for TPS2358RGZT? A: Yes, Texas Instruments provides evaluation boards and reference designs for TPS2358RGZT, which can help users quickly prototype and implement the IC in their technical solutions.

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