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TPS3851H50EDRBR

TPS3851H50EDRBR

Product Overview

Category

The TPS3851H50EDRBR belongs to the category of voltage supervisors.

Use

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

Characteristics

  • Voltage threshold: 5.0V
  • Supply voltage range: 2.7V to 10V
  • Low quiescent current: 3.5µA (typical)
  • Adjustable power-on reset delay time
  • Open-drain output
  • Wide temperature range: -40°C to +125°C
  • Small package size: 6-pin SON (2mm x 2mm)

Package

The TPS3851H50EDRBR is available in a small 6-pin SON (Small Outline No-Lead) package, measuring 2mm x 2mm.

Essence

The essence of the TPS3851H50EDRBR lies in its ability to monitor and supervise voltage levels with high accuracy and low power consumption.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

  • Voltage threshold: 5.0V ±1%
  • Supply voltage range: 2.7V to 10V
  • Quiescent current: 3.5µA (typical), 5.5µA (maximum)
  • Power-on reset delay time: Adjustable from 1ms to 10s
  • Operating temperature range: -40°C to +125°C
  • Output type: Open-drain
  • Output voltage: VDD - 0.4V (maximum)
  • Output sink current: 8mA (maximum)
  • Package dimensions: 2mm x 2mm SON

Detailed Pin Configuration

The TPS3851H50EDRBR has the following pin configuration:

  1. GND (Ground)
  2. VDD (Supply voltage)
  3. MR (Manual reset input)
  4. RESET (Reset output)
  5. N/C (No connection)
  6. N/C (No connection)

Functional Features

  • Accurate voltage monitoring: The TPS3851H50EDRBR provides precise voltage threshold detection, ensuring reliable system operation.
  • Adjustable power-on reset delay: The device allows users to set the delay time for power-on reset, enabling proper initialization of the system.
  • Low quiescent current: With a typical quiescent current of 3.5µA, the TPS3851H50EDRBR minimizes power consumption, making it suitable for battery-powered applications.
  • Open-drain output: The open-drain output allows easy integration with other components and facilitates communication between different parts of the system.

Advantages and Disadvantages

Advantages

  • High accuracy voltage monitoring
  • Adjustable power-on reset delay
  • Low power consumption
  • Small package size
  • Wide temperature range

Disadvantages

  • Limited output sink current (8mA maximum)
  • No internal pull-up resistor on the reset output pin

Working Principles

The TPS3851H50EDRBR operates by comparing the monitored voltage level with a preset threshold. When the voltage falls below the threshold, the reset output is asserted, indicating a power-on reset condition. The power-on reset delay can be adjusted using an external capacitor connected to the MR pin. The open-drain output allows the device to communicate the reset status to other components in the system.

Detailed Application Field Plans

The TPS3851H50EDRBR finds application in various fields, including but not limited to: - Industrial automation systems - Automotive electronics - Consumer electronics - Medical devices - Power management systems

Detailed and Complete Alternative Models

  • TPS3850H50EDRBR: Similar to TPS3851H50EDRBR, but with a fixed power-on reset delay time of 200ms.
  • TPS3852H50EDRBR: Similar to TPS3851H50EDRBR, but with a higher voltage threshold of 5.5V.

These alternative models offer similar functionality with slight variations in specifications to cater to different application requirements.

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10个与TPS3851H50EDRBR在技术解决方案中的应用相关的常见问题及解答

Sure! Here are 10 common questions and answers related to the application of TPS3851H50EDRBR in technical solutions:

Q1: What is the TPS3851H50EDRBR? A1: The TPS3851H50EDRBR is a voltage supervisor and reset IC designed for monitoring power supply voltages in various applications.

Q2: What is the operating voltage range of TPS3851H50EDRBR? A2: The TPS3851H50EDRBR operates within a voltage range of 1.8V to 5.5V.

Q3: What is the purpose of using TPS3851H50EDRBR in technical solutions? A3: The TPS3851H50EDRBR is used to monitor power supply voltages and generate a reset signal when the voltage falls below a certain threshold, ensuring proper system operation.

Q4: Can TPS3851H50EDRBR be used in battery-powered applications? A4: Yes, TPS3851H50EDRBR can be used in battery-powered applications as it operates within a wide voltage range and has low quiescent current consumption.

Q5: How many voltage thresholds can TPS3851H50EDRBR monitor? A5: TPS3851H50EDRBR can monitor one voltage threshold, which can be set using external resistors.

Q6: Does TPS3851H50EDRBR have an adjustable reset delay time? A6: No, TPS3851H50EDRBR does not have an adjustable reset delay time. It has a fixed delay time of approximately 50ms.

Q7: Can TPS3851H50EDRBR tolerate voltage transients or spikes? A7: Yes, TPS3851H50EDRBR has built-in hysteresis and can tolerate voltage transients or spikes within its specified operating range.

Q8: What is the output type of TPS3851H50EDRBR? A8: TPS3851H50EDRBR has an active-low push-pull output.

Q9: Can TPS3851H50EDRBR be used in automotive applications? A9: Yes, TPS3851H50EDRBR is AEC-Q100 qualified and can be used in automotive applications.

Q10: Is TPS3851H50EDRBR available in a small package? A10: Yes, TPS3851H50EDRBR is available in a small 6-pin WSON package, making it suitable for space-constrained designs.

Please note that these answers are general and may vary depending on the specific requirements and datasheet of the TPS3851H50EDRBR.