Texas Instruments
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TPS22981RGPR
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TPS22981RGPR

Product Overview

Category

The TPS22981RGPR belongs to the category of power management integrated circuits (PMICs).

Use

It is primarily used for power distribution and voltage regulation in electronic devices.

Characteristics

  • Low on-resistance
  • Fast switching speed
  • Wide input voltage range
  • Overcurrent and overtemperature protection
  • Small form factor

Package

The TPS22981RGPR is available in a 20-pin QFN package.

Essence

The essence of the TPS22981RGPR lies in its ability to efficiently manage power distribution and regulate voltage in electronic devices.

Packaging/Quantity

The TPS22981RGPR is typically sold in reels, with each reel containing a specific quantity of ICs. The exact quantity may vary depending on the manufacturer or distributor.

Specifications

  • Input Voltage Range: 2.5V to 5.5V
  • Output Voltage Range: 0V to VDD
  • On-Resistance: 40mΩ (typical)
  • Quiescent Current: 1µA (typical)
  • Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The TPS22981RGPR has a total of 20 pins, which are assigned specific functions as follows:

  1. VIN: Input voltage pin
  2. EN: Enable pin
  3. GND: Ground pin
  4. PG: Power good indicator pin
  5. VOUT1: Output voltage pin 1
  6. VOUT2: Output voltage pin 2
  7. VOUT3: Output voltage pin 3
  8. VOUT4: Output voltage pin 4
  9. VOUT5: Output voltage pin 5
  10. VOUT6: Output voltage pin 6
  11. VOUT7: Output voltage pin 7
  12. VOUT8: Output voltage pin 8
  13. VOUT9: Output voltage pin 9
  14. VOUT10: Output voltage pin 10
  15. VOUT11: Output voltage pin 11
  16. VOUT12: Output voltage pin 12
  17. VOUT13: Output voltage pin 13
  18. VOUT14: Output voltage pin 14
  19. VOUT15: Output voltage pin 15
  20. VOUT16: Output voltage pin 16

Functional Features

  • Power distribution and voltage regulation for multiple outputs
  • Overcurrent and overtemperature protection
  • Power good indicator for monitoring output status
  • Low quiescent current for power efficiency
  • Fast switching speed for rapid response to load changes

Advantages and Disadvantages

Advantages

  • Efficient power management
  • Compact form factor
  • Wide input voltage range
  • Reliable overcurrent and overtemperature protection

Disadvantages

  • Limited number of output voltage pins
  • May require additional external components for specific applications

Working Principles

The TPS22981RGPR operates by receiving an input voltage (VIN) and regulating it to multiple output voltages (VOUT1-VOUT16). The enable pin (EN) controls the operation of the IC, allowing the user to turn it on or off as needed. The power good indicator (PG) provides a signal indicating the status of the output voltages.

Detailed Application Field Plans

The TPS22981RGPR finds applications in various electronic devices that require power distribution and voltage regulation. Some potential application fields include:

  1. Mobile devices: Smartphones, tablets, portable gaming consoles.
  2. Wearable electronics: Smartwatches, fitness trackers, augmented reality glasses.
  3. Internet of Things (IoT) devices: Home automation systems, smart sensors, connected appliances.
  4. Industrial equipment: Control systems, measurement devices, power supplies.

Detailed and Complete Alternative Models

  1. TPS22980RGPR
  2. TPS22982RGPR
  3. TPS22983RGPR
  4. TPS22984RGPR
  5. TPS22985RGPR

These alternative models offer similar functionality to the TPS22981RGPR and can be considered as alternatives based on specific requirements or availability.

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רשום 10 שאלות ותשובות נפוצות הקשורות ליישום של TPS22981RGPR בפתרונות טכניים

Sure! Here are 10 common questions and answers related to the application of TPS22981RGPR in technical solutions:

  1. Q: What is TPS22981RGPR? A: TPS22981RGPR is a power distribution switch with an integrated load current monitoring feature.

  2. Q: What is the maximum input voltage supported by TPS22981RGPR? A: The maximum input voltage supported by TPS22981RGPR is 5.5V.

  3. Q: What is the typical operating current of TPS22981RGPR? A: The typical operating current of TPS22981RGPR is around 20µA.

  4. Q: Can TPS22981RGPR handle overcurrent protection? A: Yes, TPS22981RGPR has built-in overcurrent protection to safeguard against excessive current flow.

  5. Q: What is the maximum continuous current that TPS22981RGPR can handle? A: TPS22981RGPR can handle a maximum continuous current of 2A.

  6. Q: Does TPS22981RGPR support thermal shutdown protection? A: Yes, TPS22981RGPR incorporates thermal shutdown protection to prevent overheating.

  7. Q: Can TPS22981RGPR be used for battery-powered applications? A: Yes, TPS22981RGPR is suitable for battery-powered applications due to its low quiescent current.

  8. Q: Is TPS22981RGPR compatible with both digital and analog signals? A: Yes, TPS22981RGPR is compatible with both digital and analog signals.

  9. Q: Does TPS22981RGPR have an enable pin for controlling the power switch? A: Yes, TPS22981RGPR has an enable pin that can be used to control the power switch.

  10. Q: What is the package type of TPS22981RGPR? A: TPS22981RGPR is available in a 6-pin VSON (DGK) package.

Please note that these answers are general and may vary depending on the specific application and use case. It is always recommended to refer to the datasheet and consult the manufacturer for detailed information.