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S-1142A33H-E6T2U
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S-1142A33H-E6T2U

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Voltage Regulator
  • Characteristics:
    • High efficiency
    • Low dropout voltage
    • Small package size
  • Package: SOT-23-5
  • Essence: Linear voltage regulator
  • Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

  • Input Voltage Range: 2.5V to 6.0V
  • Output Voltage: 3.3V ±2%
  • Maximum Output Current: 150mA
  • Dropout Voltage: 160mV @ 100mA
  • Quiescent Current: 30µA (typical)

Detailed Pin Configuration

  1. GND (Ground)
  2. VIN (Input Voltage)
  3. VOUT (Output Voltage)
  4. NC (No Connection)
  5. EN (Enable)

Functional Features

  • Low quiescent current consumption
  • Built-in overcurrent protection
  • Thermal shutdown protection
  • Short-circuit protection
  • Fast transient response

Advantages

  • High efficiency leads to reduced power dissipation
  • Low dropout voltage ensures stable output even with low input voltage
  • Small package size allows for space-saving designs
  • Overcurrent, thermal shutdown, and short-circuit protections enhance reliability

Disadvantages

  • Limited maximum output current of 150mA
  • Input voltage range restricted to 2.5V to 6.0V

Working Principles

The S-1142A33H-E6T2U is a linear voltage regulator that regulates the input voltage to a stable 3.3V output voltage. It achieves this by using a pass transistor in conjunction with a feedback loop to adjust the output voltage based on the reference voltage. The regulator operates in a low dropout mode, ensuring a stable output even when the input voltage is close to the desired output voltage.

Detailed Application Field Plans

The S-1142A33H-E6T2U is commonly used in various electronic devices that require a stable 3.3V power supply. Some typical applications include: - Battery-powered devices - Portable consumer electronics - IoT devices - Wearable devices - Industrial control systems

Detailed and Complete Alternative Models

  1. S-1132B33-M5T1G: Similar specifications and package, but with a lower maximum output current of 100mA.
  2. S-1172B33-U5T1G: Higher maximum output current of 300mA, but with a larger package size (SOT-89-5).

Note: These alternative models are provided as examples and may not cover all available options.

This entry provides an overview of the S-1142A33H-E6T2U voltage regulator, including its basic information, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.

技術ソリューションにおける S-1142A33H-E6T2U の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of S-1142A33H-E6T2U in technical solutions:

  1. Q: What is the S-1142A33H-E6T2U? A: The S-1142A33H-E6T2U is a voltage detector IC (integrated circuit) that monitors the voltage level and provides an output signal when the voltage exceeds or falls below a certain threshold.

  2. Q: What is the operating voltage range of S-1142A33H-E6T2U? A: The operating voltage range of S-1142A33H-E6T2U is typically between 1.6V and 6.0V.

  3. Q: How does S-1142A33H-E6T2U detect voltage levels? A: S-1142A33H-E6T2U uses a built-in voltage reference and comparator to compare the input voltage with a preset threshold. When the voltage crosses the threshold, it triggers the output signal.

  4. Q: Can S-1142A33H-E6T2U be used for overvoltage protection? A: Yes, S-1142A33H-E6T2U can be used for overvoltage protection by setting the threshold voltage slightly above the maximum allowable voltage level.

  5. Q: Is S-1142A33H-E6T2U suitable for battery-powered applications? A: Yes, S-1142A33H-E6T2U is suitable for battery-powered applications as it has a low quiescent current consumption, making it energy-efficient.

  6. Q: Can S-1142A33H-E6T2U be used for undervoltage detection? A: Yes, S-1142A33H-E6T2U can be used for undervoltage detection by setting the threshold voltage slightly below the minimum allowable voltage level.

  7. Q: What is the output type of S-1142A33H-E6T2U? A: The S-1142A33H-E6T2U has an open-drain output, which means it can sink current when the output signal is active.

  8. Q: What is the typical response time of S-1142A33H-E6T2U? A: The typical response time of S-1142A33H-E6T2U is around a few microseconds, making it suitable for fast-acting applications.

  9. Q: Can S-1142A33H-E6T2U be used in automotive applications? A: Yes, S-1142A33H-E6T2U is designed to meet automotive standards and can be used in various automotive applications such as battery management systems.

  10. Q: Are there any additional features or protections provided by S-1142A33H-E6T2U? A: Yes, S-1142A33H-E6T2U includes features like hysteresis, which helps prevent chattering or false triggering due to voltage fluctuations, ensuring reliable operation.

Please note that these answers are general and may vary based on specific application requirements.