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TPS3838E18MDBVREP

TPS3838E18MDBVREP

Product Overview

Category

The TPS3838E18MDBVREP belongs to the category of voltage supervisors.

Use

This product is primarily used for monitoring and supervising voltage levels in electronic systems.

Characteristics

  • Voltage Range: 1.8V
  • Package Type: SOT-23 (MDBV)
  • Essence: Precision voltage monitoring
  • Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

The TPS3838E18MDBVREP has the following specifications:

  • Supply Voltage Range: 1.6V to 6.5V
  • Threshold Voltage Accuracy: ±1%
  • Quiescent Current: 1.5µA (typical)
  • Operating Temperature Range: -40°C to +125°C
  • Power-On Reset Delay Time: 200ms (typical)

Detailed Pin Configuration

The TPS3838E18MDBVREP has the following pin configuration:

  • Pin 1: GND (Ground)
  • Pin 2: VDD (Supply Voltage)
  • Pin 3: RESET (Reset Output)

Functional Features

The key functional features of the TPS3838E18MDBVREP include:

  • Precision voltage monitoring
  • Power-on reset generation
  • Manual reset input
  • Low quiescent current
  • Wide supply voltage range

Advantages and Disadvantages

Advantages: - Accurate voltage monitoring - Low power consumption - Wide operating temperature range - Small package size

Disadvantages: - Limited threshold voltage options - No adjustable threshold voltage

Working Principles

The TPS3838E18MDBVREP operates based on a voltage comparator circuit. It compares the monitored voltage with a fixed threshold voltage. When the monitored voltage falls below the threshold, the reset output is activated, indicating a power-on reset condition.

Detailed Application Field Plans

The TPS3838E18MDBVREP finds applications in various fields, including:

  1. Battery-powered devices: Provides voltage monitoring to prevent undervoltage conditions and ensure proper device operation.
  2. Industrial control systems: Monitors supply voltages to detect power failures and initiate appropriate actions.
  3. Automotive electronics: Ensures reliable operation by monitoring critical voltage levels and triggering system resets if necessary.
  4. Telecommunications equipment: Protects sensitive circuitry by monitoring voltage levels and initiating corrective measures when needed.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the TPS3838E18MDBVREP include:

  1. TPS3839E18MDBVREP: Similar specifications but with an adjustable threshold voltage option.
  2. TPS3840E18MDBVREP: Higher accuracy and wider operating temperature range, suitable for more demanding applications.
  3. TPS3838E33MDBVREP: Same features as TPS3838E18MDBVREP but with a higher threshold voltage of 3.3V.

(Note: The above alternative models are just examples and not an exhaustive list.)

This entry has a total word count of 409 words.

技術ソリューションにおける TPS3838E18MDBVREP 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 TPS3838E18MDBVREP in technical solutions:

  1. Q: What is the TPS3838E18MDBVREP? A: The TPS3838E18MDBVREP is a voltage supervisor and reset IC manufactured by Texas Instruments.

  2. Q: What is the purpose of the TPS3838E18MDBVREP? A: The TPS3838E18MDBVREP is designed to monitor the voltage level of a system and generate a reset signal when the voltage falls below a certain threshold.

  3. Q: What is the operating voltage range of the TPS3838E18MDBVREP? A: The TPS3838E18MDBVREP operates within a voltage range of 1.8V to 6.5V.

  4. Q: How does the TPS3838E18MDBVREP generate a reset signal? A: When the monitored voltage drops below the specified threshold, the TPS3838E18MDBVREP pulls the RESET pin low, indicating a reset condition.

  5. Q: Can the threshold voltage be adjusted on the TPS3838E18MDBVREP? A: No, the TPS3838E18MDBVREP has a fixed threshold voltage of 1.8V.

  6. Q: What is the typical reset time delay of the TPS3838E18MDBVREP? A: The typical reset time delay of the TPS3838E18MDBVREP is 200ms.

  7. Q: Is the TPS3838E18MDBVREP suitable for battery-powered applications? A: Yes, the TPS3838E18MDBVREP is designed to operate in low-power applications and is suitable for battery-powered systems.

  8. Q: Can the TPS3838E18MDBVREP be used in automotive applications? A: Yes, the TPS3838E18MDBVREP is qualified for automotive applications and meets the necessary standards.

  9. Q: Does the TPS3838E18MDBVREP have any built-in protection features? A: Yes, the TPS3838E18MDBVREP includes features like thermal shutdown and reverse current protection to ensure safe operation.

  10. Q: What package does the TPS3838E18MDBVREP come in? A: The TPS3838E18MDBVREP is available in a small SOT-23-5 package, which is suitable for space-constrained designs.

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