DS1233DZ-15+T&R

Product Overview

Category

The DS1233DZ-15+T&R belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used for voltage monitoring and reset functions in various electronic devices.

Characteristics

• Voltage monitoring: The DS1233DZ-15+T&R is designed to monitor the power supply voltage and provide a reset signal when it falls below a certain threshold.
• Reset function: It ensures that the microcontroller or other digital circuitry starts in a known state after power-up or brownout conditions.
• Low power consumption: The IC operates with low power requirements, making it suitable for battery-powered applications.
• Wide operating voltage range: It can operate within a wide voltage range, typically from 2.7V to 5.5V.
• Small package size: The DS1233DZ-15+T&R comes in a compact package, allowing for space-efficient integration into electronic designs.

Package and Quantity

The DS1233DZ-15+T&R is available in a tape and reel (T&R) packaging format. The exact quantity per reel may vary depending on the manufacturer's specifications.

Specifications

• Supply Voltage Range: 2.7V to 5.5V
• Reset Threshold Voltage: 4.63V (typical)
• Reset Timeout Period: 150ms (typical)
• Operating Temperature Range: -40°C to +85°C
• Package Type: SOT-23

Pin Configuration

The DS1233DZ-15+T&R has three pins arranged as follows:

```

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| | --| VCC | --| /RST | --| GND | |_______| ```

• VCC: Power supply input pin.
• /RST: Active-low reset output pin.
• GND: Ground reference pin.

Functional Features

1. Voltage Monitoring: The DS1233DZ-15+T&R continuously monitors the supply voltage and generates a reset signal when it drops below the preset threshold.
2. Reset Generation: The IC provides an active-low reset signal to ensure proper initialization of microcontrollers or digital circuits during power-up or brownout conditions.
3. Reset Timeout: It includes a built-in timeout period to prevent false resets caused by temporary voltage fluctuations.
4. Low Power Consumption: The IC operates with minimal power consumption, making it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages

• Reliable voltage monitoring and reset functionality.
• Wide operating voltage range allows for versatile use in various electronic devices.
• Compact package size enables space-efficient integration.
• Low power consumption prolongs battery life in portable applications.

Disadvantages

• Limited reset timeout period may not be suitable for certain applications requiring longer timeouts.
• Lack of additional features such as adjustable reset thresholds or hysteresis.

Working Principles

The DS1233DZ-15+T&R utilizes a voltage comparator to continuously monitor the supply voltage. When the voltage falls below the preset threshold, the comparator triggers the reset circuitry, generating an active-low reset signal. This signal remains active until the supply voltage rises above the threshold and the reset timeout period elapses.

Application Field Plans

The DS1233DZ-15+T&R finds application in various electronic devices that require reliable voltage monitoring and reset functionality. Some potential application fields include:

1. Microcontroller-based systems: Ensures proper initialization and reliable operation of microcontrollers in embedded systems.
2. Industrial automation: Provides voltage monitoring and reset capabilities for control systems, ensuring stable operation.
3. Consumer electronics: Enables safe power cycling and reset functionality in devices such as smart home appliances, audio/video equipment, and gaming consoles.
4. Automotive electronics: Ensures reliable operation of automotive control units by monitoring the supply voltage and generating resets when necessary.

Alternative Models

1. DS1233DZ-10+T&R: Similar to DS1233DZ-15+T&R but with a lower reset threshold voltage of 4.38V (typical).
2. DS1233DZ-25+T&R: Similar to DS1233DZ-15+T&R but with a higher reset threshold voltage of 4.88V (typical).
3. DS1233DZ-33+T&R: Similar to DS1233DZ-15+T&R but with a higher reset threshold voltage of 5.13V (typical).

These alternative models provide options for different voltage monitoring requirements within the same IC family.

In conclusion, the DS1233DZ-15+T&R is an integrated circuit designed for voltage monitoring and reset functions. Its compact size, wide operating voltage range, and low power consumption make it suitable for various electronic