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TLC7703IPWG4

TLC7703IPWG4

Product Overview

Category

TLC7703IPWG4 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used as a voltage supervisor and reset generator.

Characteristics

  • Voltage supervisor with adjustable threshold voltage
  • Monitors power supply voltage levels
  • Generates reset signals during power-up, power-down, and brownout conditions

Package

TLC7703IPWG4 is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of this product lies in its ability to ensure stable operation by monitoring power supply voltages and generating reset signals when necessary.

Packaging/Quantity

TLC7703IPWG4 is typically packaged in reels or tubes, with a quantity of 2500 units per reel or tube.

Specifications

  • Supply Voltage Range: 2.7V to 18V
  • Adjustable Threshold Voltage Range: 1.2V to 6V
  • Operating Temperature Range: -40°C to +125°C
  • Output Type: Active Low
  • Reset Timeout Period: 200ms (typical)

Detailed Pin Configuration

  1. GND: Ground connection
  2. VDD: Positive power supply input
  3. MR: Manual reset input
  4. RESET: Reset output
  5. TH: Threshold voltage adjustment pin

Functional Features

  • Adjustable threshold voltage allows customization for different applications
  • Monitors power supply voltage to prevent erratic behavior during low voltage conditions
  • Generates a reset signal to ensure proper initialization of the system
  • Manual reset input provides additional control over the reset function

Advantages and Disadvantages

Advantages

  • Wide supply voltage range enables compatibility with various systems
  • Adjustable threshold voltage enhances flexibility for different voltage monitoring requirements
  • Reset timeout period ensures sufficient time for system stabilization

Disadvantages

  • Limited number of pins may restrict the integration of additional features
  • Active low reset output may not be suitable for all applications

Working Principles

TLC7703IPWG4 operates by continuously monitoring the power supply voltage using an internal voltage reference. The threshold voltage can be adjusted using an external resistor connected to the TH pin. When the monitored voltage falls below the set threshold, the reset output is activated, indicating a power-related issue. The reset signal remains active until the voltage rises above the threshold or a manual reset is applied.

Detailed Application Field Plans

TLC7703IPWG4 finds applications in various fields, including but not limited to: 1. Automotive electronics: Ensuring stable operation of vehicle control systems during voltage fluctuations. 2. Industrial automation: Providing reliable reset signals for PLCs and other industrial equipment. 3. Consumer electronics: Preventing data corruption and ensuring proper initialization of devices during power-up.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to TLC7703IPWG4 include: 1. MAX809: Voltage supervisor with adjustable threshold voltage and active-low reset output. 2. ADM708: Precision voltage monitor with adjustable threshold voltage and manual reset input. 3. MCP101: Low-power voltage supervisor with fixed threshold voltage and active-low reset output.

(Note: The alternative models mentioned above are for illustrative purposes only and may not cover the entire range of available options.)

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van TLC7703IPWG4 in technische oplossingen

Sure! Here are 10 common questions and answers related to the application of TLC7703IPWG4 in technical solutions:

  1. Q: What is TLC7703IPWG4? A: TLC7703IPWG4 is a voltage supervisor and reset IC manufactured by Texas Instruments.

  2. Q: What is the purpose of TLC7703IPWG4? A: The purpose of TLC7703IPWG4 is to monitor the power supply voltage and generate a reset signal when the voltage falls below a certain threshold.

  3. Q: What are the key features of TLC7703IPWG4? A: Some key features of TLC7703IPWG4 include undervoltage detection, adjustable threshold voltage, low quiescent current, and open-drain output.

  4. Q: How does TLC7703IPWG4 help in technical solutions? A: TLC7703IPWG4 ensures that the microcontroller or other critical components in a system are properly reset when the power supply voltage drops below a safe level, preventing erratic behavior or data corruption.

  5. Q: What is the operating voltage range of TLC7703IPWG4? A: The operating voltage range of TLC7703IPWG4 is typically between 1.8V and 6V.

  6. Q: Can TLC7703IPWG4 be used in battery-powered applications? A: Yes, TLC7703IPWG4 can be used in battery-powered applications as it has a low quiescent current of typically 15µA.

  7. Q: How can I adjust the threshold voltage of TLC7703IPWG4? A: The threshold voltage of TLC7703IPWG4 can be adjusted using an external resistor divider connected to the VIT+ pin.

  8. Q: Does TLC7703IPWG4 have any built-in delay for the reset signal? A: Yes, TLC7703IPWG4 has a fixed delay of typically 200ms to ensure stable power supply before releasing the reset signal.

  9. Q: Can multiple TLC7703IPWG4 devices be used in parallel for redundancy? A: Yes, multiple TLC7703IPWG4 devices can be used in parallel to provide redundancy and improve system reliability.

  10. Q: What is the package type of TLC7703IPWG4? A: TLC7703IPWG4 is available in a TSSOP-8 package, which is compact and suitable for space-constrained applications.

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