TLC7733QDR

Product Overview

Category

TLC7733QDR belongs to the category of integrated circuits (ICs).

Use

This product is commonly used as a voltage supervisor and monitor in various electronic devices.

Characteristics

• Voltage monitoring: TLC7733QDR provides accurate monitoring of input voltages.
• Adjustable threshold: The device allows users to set the desired voltage threshold for monitoring.
• Low power consumption: It operates with low power consumption, making it suitable for battery-powered applications.
• Wide operating temperature range: TLC7733QDR can operate reliably in a wide temperature range, making it suitable for various environments.

Package

The TLC7733QDR is available in a small outline package (SOIC) with 8 pins.

Essence

The essence of TLC7733QDR lies in its ability to monitor and supervise voltage levels, ensuring proper functioning of electronic systems.

Packaging/Quantity

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

Specifications

• Supply voltage range: 1.8V to 5.5V
• Threshold voltage options: Adjustable from 0.4V to 4.6V
• Operating temperature range: -40°C to +125°C
• Output type: Active-low push-pull
• Quiescent current: 10µA (typical)

Pin Configuration

The TLC7733QDR has the following pin configuration:

```

---

| | --| VDD GND |-- Pin 1: Ground (GND) --| VIN RST |-- Pin 2: Reset (RST) --| THR OUT |-- Pin 3: Output (OUT) --| NC THR |-- Pin 4: Threshold (THR) --| NC VIN |-- Pin 5: Input Voltage (VIN) --| NC VDD |-- Pin 6: Power Supply (VDD) --| NC NC |-- Pin 7: Not Connected (NC) |___________| ```

Functional Features

• Voltage monitoring: TLC7733QDR continuously monitors the input voltage and compares it with the user-defined threshold.
• Reset signal generation: When the input voltage falls below the threshold, the device generates a reset signal to initiate system recovery or shutdown.
• Adjustable threshold: The threshold voltage can be set by the user according to the specific requirements of the application.
• Hysteresis: The device incorporates hysteresis to prevent false triggering due to voltage fluctuations.

Advantages and Disadvantages

Advantages

• Accurate voltage monitoring ensures reliable operation of electronic systems.
• Adjustable threshold allows customization for different applications.
• Low power consumption makes it suitable for battery-powered devices.
• Wide operating temperature range enables usage in various environments.

Disadvantages

• Limited number of threshold voltage options may not cater to all specific requirements.
• Lack of built-in protection features against voltage spikes or transients.

Working Principles

TLC7733QDR operates based on a voltage comparator principle. It continuously compares the input voltage with the user-defined threshold voltage. If the input voltage falls below the threshold, the device generates a reset signal, which can be used to trigger system recovery or shutdown processes.

Detailed Application Field Plans

TLC7733QDR finds applications in various fields, including but not limited to: 1. Power supply monitoring in industrial control systems. 2. Battery voltage monitoring in portable electronic devices. 3. Overvoltage/undervoltage protection in automotive electronics. 4. System reset control in microcontroller-based applications. 5. Voltage supervision in home automation systems.

Detailed and Complete Alternative Models

Some alternative models to TLC7733QDR include: 1. TL7705ACP: Offers similar voltage monitoring capabilities with adjustable threshold options. 2. MAX823: Provides voltage monitoring and reset generation features with additional built-in protection against voltage spikes. 3. ADM708: Voltage supervisor IC with adjustable threshold and watchdog timer functionality.

These alternative models offer similar functionalities and can be considered based on specific application requirements.

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