Torex Semiconductor Ltd
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XC6121E643ER-G
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XC6121E643ER-G

Product Overview

Category

XC6121E643ER-G belongs to the category of voltage regulators.

Use

It is commonly used for regulating voltage in electronic circuits.

Characteristics

  • Package: The XC6121E643ER-G comes in a small SOT-23-5 package.
  • Essence: This voltage regulator is designed to provide stable and regulated output voltage.
  • Packaging/Quantity: It is typically sold in reels or tubes, with a quantity of 3000 units per reel.

Specifications

The specifications of XC6121E643ER-G are as follows:

  • Input Voltage Range: 2.5V to 6.0V
  • Output Voltage: 3.3V
  • Output Current: 150mA
  • Dropout Voltage: 160mV (typical)
  • Quiescent Current: 30µA (typical)
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The XC6121E643ER-G has the following pin configuration:

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

Functional Features

  • Low dropout voltage ensures efficient power conversion.
  • Built-in overcurrent protection safeguards the circuit from excessive current.
  • Thermal shutdown feature prevents overheating.
  • Enable pin allows for easy on/off control of the regulator.

Advantages and Disadvantages

Advantages

  • Small package size makes it suitable for space-constrained applications.
  • Low quiescent current minimizes power consumption.
  • Wide input voltage range provides flexibility in various applications.

Disadvantages

  • Limited output current may not be suitable for high-power applications.
  • No adjustable output voltage option available.

Working Principles

The XC6121E643ER-G is a linear voltage regulator that utilizes a pass transistor to regulate the output voltage. It compares the reference voltage with the feedback voltage and adjusts the pass transistor accordingly to maintain a stable output voltage.

Detailed Application Field Plans

The XC6121E643ER-G can be used in various applications, including but not limited to:

  1. Battery-powered devices
  2. Portable electronic devices
  3. IoT (Internet of Things) devices
  4. Wearable technology
  5. Automotive electronics

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to XC6121E643ER-G are:

  1. XC6206P332MR-G: 3.3V, 200mA, SOT-23-5 package
  2. LM1117IMPX-3.3/NOPB: 3.3V, 800mA, SOT-223 package
  3. MCP1700T-3302E/TT: 3.3V, 250mA, SOT-23 package
  4. AP2112K-3.3TRG1: 3.3V, 600mA, SOT-23-5 package

These alternative models offer different specifications and package options, providing flexibility for various design requirements.

In conclusion, the XC6121E643ER-G is a voltage regulator with a small package size, low dropout voltage, and wide input voltage range. It is commonly used in battery-powered devices, portable electronics, IoT devices, wearable technology, and automotive electronics. While it has limitations in terms of output current and adjustable voltage options, there are alternative models available to suit different application needs.

10 domande e risposte comuni relative all'applicazione di XC6121E643ER-G nelle soluzioni tecniche

Sure! Here are 10 common questions and answers related to the application of XC6121E643ER-G in technical solutions:

Q1: What is XC6121E643ER-G? A1: XC6121E643ER-G is a voltage detector IC (integrated circuit) manufactured by Torex Semiconductor. It is commonly used for monitoring power supply voltages in various electronic devices.

Q2: What is the operating voltage range of XC6121E643ER-G? A2: The operating voltage range of XC6121E643ER-G is typically between 0.8V and 6.0V.

Q3: What is the output type of XC6121E643ER-G? A3: XC6121E643ER-G has an open-drain output type, which means it can be connected to other devices with a pull-up resistor to achieve different logic levels.

Q4: What is the typical quiescent current of XC6121E643ER-G? A4: The typical quiescent current of XC6121E643ER-G is very low, usually around 1.0µA, making it suitable for battery-powered applications.

Q5: What is the purpose of the built-in delay circuit in XC6121E643ER-G? A5: The built-in delay circuit in XC6121E643ER-G provides a delay time before the output changes state, allowing for stable detection of voltage fluctuations or transients.

Q6: Can XC6121E643ER-G be used for overvoltage protection? A6: No, XC6121E643ER-G is not designed for overvoltage protection. It is primarily used for undervoltage detection and power supply monitoring.

Q7: What is the maximum reset threshold voltage of XC6121E643ER-G? A7: The maximum reset threshold voltage of XC6121E643ER-G is typically 6.4V, meaning it will output a low signal when the monitored voltage drops below this threshold.

Q8: Can XC6121E643ER-G be used in automotive applications? A8: Yes, XC6121E643ER-G is suitable for automotive applications as it meets the AEC-Q100 Grade 2 qualification standards.

Q9: What is the temperature range of XC6121E643ER-G? A9: XC6121E643ER-G has an operating temperature range of -40°C to +85°C, making it suitable for a wide range of environments.

Q10: Is XC6121E643ER-G available in different package options? A10: Yes, XC6121E643ER-G is available in various package options, including SOT-25 and USP-6B, providing flexibility for different PCB layouts and space constraints.

Please note that the answers provided here are general and may vary depending on the specific datasheet and application requirements.