Richtek USA Inc.
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RT9193-39GB
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RT9193-39GB

Product Overview

Category

RT9193-39GB belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

  • High precision voltage regulation
  • Low dropout voltage
  • Low quiescent current
  • Thermal shutdown protection

Package

RT9193-39GB is available in a small surface-mount package.

Essence

The essence of RT9193-39GB lies in its ability to provide stable and regulated voltage output.

Packaging/Quantity

This product is typically packaged in reels or tubes, with varying quantities depending on the manufacturer's specifications.

Specifications

  • Input Voltage Range: 2.5V - 6V
  • Output Voltage: 3.9V
  • Dropout Voltage: 200mV (typical)
  • Quiescent Current: 50μA (typical)
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

  1. VIN (Input Voltage)
  2. GND (Ground)
  3. VOUT (Output Voltage)

Functional Features

  • High accuracy voltage regulation
  • Low power consumption
  • Overcurrent protection
  • Short-circuit protection
  • Thermal shutdown protection

Advantages

  • Precise voltage regulation ensures stable performance of connected devices.
  • Low dropout voltage minimizes power loss and extends battery life.
  • Low quiescent current reduces overall power consumption.
  • Thermal shutdown protection prevents damage due to excessive heat.

Disadvantages

  • Limited input voltage range (2.5V - 6V).
  • Higher cost compared to some alternative models.
  • May require additional external components for certain applications.

Working Principles

RT9193-39GB operates based on the principle of feedback control. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage, regardless of changes in input voltage or load conditions.

Detailed Application Field Plans

RT9193-39GB finds applications in various electronic devices and systems, including but not limited to: - Mobile phones - Tablets - Portable media players - Wireless communication devices - Battery-powered devices - Industrial control systems

Detailed and Complete Alternative Models

  1. RT9193-33GB: Output voltage of 3.3V
  2. RT9193-50GB: Output voltage of 5.0V
  3. RT9193-ADJ: Adjustable output voltage

These alternative models provide similar functionality with different output voltage options, catering to diverse application requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací RT9193-39GB v technických řešeních

Sure! Here are 10 common questions and answers related to the application of RT9193-39GB in technical solutions:

  1. Q: What is RT9193-39GB? A: RT9193-39GB is a voltage regulator IC (integrated circuit) commonly used in electronic devices to regulate and stabilize the output voltage.

  2. Q: What is the input voltage range for RT9193-39GB? A: The input voltage range for RT9193-39GB is typically between 2.5V and 6V.

  3. Q: What is the output voltage range for RT9193-39GB? A: The output voltage range for RT9193-39GB is fixed at 3.9V.

  4. Q: What is the maximum output current that RT9193-39GB can handle? A: RT9193-39GB can handle a maximum output current of 300mA.

  5. Q: Can RT9193-39GB be used in battery-powered applications? A: Yes, RT9193-39GB can be used in battery-powered applications as it has a low dropout voltage and operates efficiently with low input voltages.

  6. Q: Is RT9193-39GB suitable for use in automotive electronics? A: Yes, RT9193-39GB is suitable for use in automotive electronics as it can withstand high temperatures and has built-in protection features.

  7. Q: Does RT9193-39GB require any external components for operation? A: Yes, RT9193-39GB requires a few external components such as capacitors and resistors for proper operation and stability.

  8. Q: Can RT9193-39GB be used in both step-up and step-down voltage applications? A: No, RT9193-39GB is a step-down voltage regulator and can only be used for reducing the input voltage to a fixed output voltage.

  9. Q: What is the typical efficiency of RT9193-39GB? A: The typical efficiency of RT9193-39GB is around 90%, making it an energy-efficient choice for various applications.

  10. Q: Is RT9193-39GB available in different package options? A: Yes, RT9193-39GB is available in different package options such as SOT-23 and DFN, allowing flexibility in design and integration.

Please note that these answers are general and may vary depending on the specific datasheet and application requirements of RT9193-39GB.