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TPS1120DG4
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TPS1120DG4

Product Overview

Category

The TPS1120DG4 belongs to the category of voltage regulators.

Use

It is used to regulate voltage in electronic circuits and devices.

Characteristics

  • Input Voltage Range: 2.7V to 18V
  • Output Voltage Range: 1.22V to 16V
  • Low Dropout Voltage: 200mV at 1A
  • Low Quiescent Current: 40µA
  • Thermal Shutdown Protection

Package

The TPS1120DG4 comes in a small outline package (SOP) with exposed pad for enhanced thermal performance.

Essence

The essence of TPS1120DG4 lies in its efficient voltage regulation capabilities, low dropout voltage, and minimal quiescent current.

Packaging/Quantity

The TPS1120DG4 is typically available in reels with a quantity of 2500 units per reel.

Specifications

  • Input Voltage Range: 2.7V to 18V
  • Output Voltage Range: 1.22V to 16V
  • Dropout Voltage: 200mV at 1A
  • Quiescent Current: 40µA
  • Operating Temperature Range: -40°C to 125°C
  • Package Type: Small Outline Package (SOP)

Detailed Pin Configuration

The TPS1120DG4 has a standard pin configuration with input, output, and ground pins, along with additional pins for features such as enable and thermal shutdown.

Functional Features

  • Low Dropout Voltage: Ensures stable output even with small input-output differentials.
  • Low Quiescent Current: Minimizes power consumption in standby or idle modes.
  • Thermal Shutdown Protection: Safeguards the device from overheating.

Advantages and Disadvantages

Advantages

  • Efficient voltage regulation
  • Low dropout voltage
  • Minimal power consumption
  • Thermal protection

Disadvantages

  • Limited output current capacity
  • Sensitive to external noise and fluctuations

Working Principles

The TPS1120DG4 operates on the principle of using a reference voltage to compare the output voltage and adjust the pass element to maintain a stable output within the specified range.

Detailed Application Field Plans

The TPS1120DG4 is well-suited for various applications including: - Battery-powered devices - Portable electronics - IoT devices - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to TPS1120DG4 include: - TPS7A4700 - LM2937 - LT1763 - ADP3338

In conclusion, the TPS1120DG4 is a versatile voltage regulator with efficient characteristics suitable for a wide range of electronic applications.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan TPS1120DG4 dalam solusi teknis

  1. What is the TPS1120DG4 used for?

    • The TPS1120DG4 is a low-power, precision voltage supervisor designed to monitor the power supply voltage level and provide an output signal when the input voltage falls below a preset threshold.

  2. What is the input voltage range of the TPS1120DG4?

    • The TPS1120DG4 has an input voltage range of 0.4V to 18V, making it suitable for a wide variety of applications.

  3. How does the TPS1120DG4 help in technical solutions?

    • The TPS1120DG4 helps in technical solutions by providing accurate monitoring of power supply voltages, which can be critical for ensuring proper operation and safety in electronic systems.

  4. What are the typical applications of the TPS1120DG4?

    • Typical applications of the TPS1120DG4 include microcontroller-based systems, automotive electronics, industrial equipment, and portable battery-powered devices.

  5. What is the output configuration of the TPS1120DG4?

    • The TPS1120DG4 provides an active-low, open-drain output, which can be easily interfaced with other digital circuitry.

  6. What is the quiescent current consumption of the TPS1120DG4?

    • The TPS1120DG4 has a low quiescent current consumption of typically 1.5µA, making it suitable for battery-powered applications.

  7. Can the TPS1120DG4 tolerate voltage transients?

    • Yes, the TPS1120DG4 is designed to tolerate voltage transients and noise on the input supply, providing reliable operation in challenging environments.

  8. Is the TPS1120DG4 available in different package options?

    • Yes, the TPS1120DG4 is available in a small SOT-23 package, making it suitable for space-constrained applications.

  9. Does the TPS1120DG4 have built-in hysteresis?

    • Yes, the TPS1120DG4 features built-in hysteresis to prevent output oscillation near the threshold voltage.

  10. What are the key benefits of using the TPS1120DG4 in technical solutions?

    • The key benefits of using the TPS1120DG4 include its low power consumption, wide input voltage range, precise monitoring capabilities, and robustness in various operating conditions.